diff --git a/src/Config/DBConfig.ts b/src/Config/DBConfig.ts
index 81dd25b4f29177e506b277112b3849e99c5a4cff..ff2e0b593a861d778215770dc47942b5fbae4221 100644
--- a/src/Config/DBConfig.ts
+++ b/src/Config/DBConfig.ts
@@ -1,7 +1,7 @@
 export const DBConfig = {
   HOST: 'localhost',
   USER: 'root',
-  PASSWORD: 'password',
+  PASSWORD: 'rootroot', // antes decia 'password'
   DB: 'parameter_database',
   dialect: 'mysql',
 };
diff --git a/src/Controllers/CalculatorController.ts b/src/Controllers/CalculatorController.ts
index 3550ab2fb5b9b9dc796f27298370014a8cd42cf7..ddd2d3bc3c51c20294079d69ccad2cebe58db97a 100644
--- a/src/Controllers/CalculatorController.ts
+++ b/src/Controllers/CalculatorController.ts
@@ -1,11 +1,9 @@
 import {
   Handler, Request, Response, Router,
 } from 'express';
-import AgeGroupJSON from '../DTOs/AgeGroupJSON';
 import CalculatorService from '../Services/CalculatorService';
 import CalculatorResponse from '../DTOs/CalculatorResponseDTO';
 import logger from '../Logger/logger';
-import ExtraData from '../DTOs/ExtraDataDTO';
 
 const router = Router();
 
diff --git a/src/Controllers/ParameterController.ts b/src/Controllers/ParameterController.ts
index cfc9325a32e1cfee8b3d221584fe0b7f0836f615..926cb28de31cb9ca4aa7de763c97d8136657c871 100644
--- a/src/Controllers/ParameterController.ts
+++ b/src/Controllers/ParameterController.ts
@@ -19,15 +19,15 @@ const getParameters: Handler = async (req: Request, res: Response) => {
 };
 
 const getParametersOfType: Handler = async (req: Request, res: Response) => {
-  const { paramType } = req.body;
-  try {
-    const parameters = await ParameterService.getParametersOfType(paramType as ParameterType);
-    return res.status(200).send(parameters);
-  } catch (error) {
-    const e = error as Error;
-    logger.info(e.message);
-    return res.status(400).json({ error: e.message });
-  }
+  // const { paramType } = req.body;
+  // try {
+  //   const parameters = await ParameterService.getParametersOfType(paramType as ParameterType);
+  //   return res.status(200).send(parameters);
+  // } catch (error) {
+  //   const e = error as Error;
+  //   logger.info(e.message);
+  //   return res.status(400).json({ error: e.message });
+  // }
 };
 
 router.post('/', getParameters);
diff --git a/src/DTOs/ParameterDTO.ts b/src/DTOs/DefaultExtraDataDTO.ts
similarity index 50%
rename from src/DTOs/ParameterDTO.ts
rename to src/DTOs/DefaultExtraDataDTO.ts
index 35103fa7ca8132623159c66ac5c50eb5a6ff3c67..ea14e5111fb54de745cf187c8c6b51f1810c7088 100644
--- a/src/DTOs/ParameterDTO.ts
+++ b/src/DTOs/DefaultExtraDataDTO.ts
@@ -1,9 +1,11 @@
 import ParameterType from '../Enum/ParameterType';
 
-type ParameterDTO = {
+type DefaultExtraDataDTO = {
   id: string;
   value: number;
   parameterType: ParameterType;
+  order: number;
+  description: string;
 };
 
-export default ParameterDTO;
+export default DefaultExtraDataDTO;
diff --git a/src/DTOs/DefaultWeightDTO.ts b/src/DTOs/DefaultWeightDTO.ts
new file mode 100644
index 0000000000000000000000000000000000000000..44ddff68cacf9b4e4a8ec670235a316216c80283
--- /dev/null
+++ b/src/DTOs/DefaultWeightDTO.ts
@@ -0,0 +1,10 @@
+import AgeBracket from '../Enum/AgeBracket';
+import Sex from '../Enum/Sex';
+
+type DefaultWeightDTO = {
+  value: number;
+  ageRange: AgeBracket;
+  sex: Sex;
+};
+
+export default DefaultWeightDTO;
diff --git a/src/DTOs/EquationConstantDTO.ts b/src/DTOs/EquationConstantDTO.ts
new file mode 100644
index 0000000000000000000000000000000000000000..f97c60eb5778e1ecc532cc2b45f97a4c7a5e4d6d
--- /dev/null
+++ b/src/DTOs/EquationConstantDTO.ts
@@ -0,0 +1,14 @@
+import AgeBracket from '../Enum/AgeBracket';
+import ParameterType from '../Enum/ParameterType';
+import Sex from '../Enum/Sex';
+
+type EquationConstantDTO = {
+  ageRange: AgeBracket;
+  value: number;
+  sex: Sex;
+  parameterType: ParameterType;
+  order: number;
+  description: string;
+};
+
+export default EquationConstantDTO;
diff --git a/src/Enum/ParameterType.ts b/src/Enum/ParameterType.ts
index 48d123dda92e9c3cc1762123ea834c51a936886d..5d8d96ae9f72dfddde392a5ff4e99d63fc4674e3 100644
--- a/src/Enum/ParameterType.ts
+++ b/src/Enum/ParameterType.ts
@@ -1,8 +1,10 @@
 enum ParameterType {
-  PAL = 'NAF',
-  DefaultWeight = 'Peso por defecto',
+  AdultPAL = 'NAF Adultos',
+  MinorPAL = 'NAF Menores',
   Maternity = 'Embarazo y lactancia',
-  EquationConstant = 'Constante de ecuacion',
+  TEE = 'GET',
+  BMR = 'TMB',
+  GrowthEnergy = 'Energia para crecimiento'
 }
 
 export default ParameterType;
diff --git a/src/Loaders/CSVParser.ts b/src/Loaders/CSVParser.ts
index e32169bf85684e2b32404d5e21f596283bce27b3..a10e1b04ea5d9b64438c3ede7078f277d0a34604 100644
--- a/src/Loaders/CSVParser.ts
+++ b/src/Loaders/CSVParser.ts
@@ -1,8 +1,28 @@
-import ParameterDTO from '../DTOs/ParameterDTO';
+import DefaultExtraDataDTO from '../DTOs/DefaultExtraDataDTO';
+import DefaultWeightDTO from '../DTOs/DefaultWeightDTO';
+import EquationConstantDTO from '../DTOs/EquationConstantDTO';
+import AgeBracket from '../Enum/AgeBracket';
 import ParameterType from '../Enum/ParameterType';
+import Sex from '../Enum/Sex';
 
-function csvToParameters(csv: string): ParameterDTO[] {
-  const parameters: ParameterDTO[] = [];
+function csvToDefaultWeight(csv: string): DefaultWeightDTO[] {
+  const parameters: DefaultWeightDTO[] = [];
+  const lines: string[] = csv.split('\r\n');
+  lines.forEach((parameter: string) => {
+    const fields = parameter.split(',');
+    parameters.push({
+      ageRange: fields[0] as AgeBracket,
+      value: parseFloat(fields[1]),
+      sex: fields[2] as Sex,
+    });
+  });
+  parameters.shift();
+  parameters.pop();
+  return parameters;
+}
+
+function csvToDefaultExtraData(csv: string): DefaultExtraDataDTO[] {
+  const parameters: DefaultExtraDataDTO[] = [];
   const lines: string[] = csv.split('\r\n');
   lines.forEach((parameter: string) => {
     const fields = parameter.split(',');
@@ -10,6 +30,27 @@ function csvToParameters(csv: string): ParameterDTO[] {
       id: fields[0],
       value: parseFloat(fields[1]),
       parameterType: fields[2] as ParameterType,
+      order: parseInt(fields[3], 10),
+      description: fields[4],
+    });
+  });
+  parameters.shift();
+  parameters.pop();
+  return parameters;
+}
+
+function csvToEquationConstant(csv: string): EquationConstantDTO[] {
+  const parameters: EquationConstantDTO[] = [];
+  const lines: string[] = csv.split('\r\n');
+  lines.forEach((parameter: string) => {
+    const fields = parameter.split(',');
+    parameters.push({
+      ageRange: fields[0] as AgeBracket,
+      value: parseFloat(fields[1]),
+      parameterType: fields[2] as ParameterType,
+      sex: fields[3] as Sex,
+      order: parseInt(fields[4], 10),
+      description: fields[5],
     });
   });
   parameters.shift();
@@ -17,4 +58,4 @@ function csvToParameters(csv: string): ParameterDTO[] {
   return parameters;
 }
 
-export default { csvToParameters };
+export default { csvToDefaultWeight, csvToDefaultExtraData, csvToEquationConstant };
diff --git a/src/Loaders/DBLoader.sql b/src/Loaders/DBLoader.sql
deleted file mode 100644
index b67b4c53da9396fa926281af74f59bc7f8e0d0a8..0000000000000000000000000000000000000000
--- a/src/Loaders/DBLoader.sql
+++ /dev/null
@@ -1,30 +0,0 @@
-CREATE TABLE Parameters (
-  id VARCHAR(100) NOT NULL,
-  value INT NOT NULL,
-  parameterType INT NOT NULL,
-  PRIMARY KEY (id)
-);
-
--- pesos por defecto
-INSERT INTO Parameters (id, value, parameterType) VALUES ('0Month-Male', 3.3, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('1Month-Male', 4.5, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('2Month-Male', 5.6,1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('3Month-Male', 6.4, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('4Month-Male', 7.0, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('5Month-Male', 7.5, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('6Month-Male', 7.9, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('7Month-Male', 8.3, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('8Month-Male', 8.6, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('9Month-Male', 8.9, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('10Month-Male', 9.2, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('11Month-Male', 9.4, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('1Year-Male', 10.9, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('2Year-Male', 13.3, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('3Year-Male', 15.3, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('4Year-Male', 17.3, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('5Year-Male', 19.5, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('6Year-Male', 21.8, 1);
-INSERT INTO Parameters (id, value, parameterType) VALUES ('7Year-Male', 24.2, 1);
-
-
-
diff --git a/src/Loaders/DefaultExtraDataLoader.csv b/src/Loaders/DefaultExtraDataLoader.csv
new file mode 100644
index 0000000000000000000000000000000000000000..99f6206d3a703bffefcfa5605241b107542de507
--- /dev/null
+++ b/src/Loaders/DefaultExtraDataLoader.csv
@@ -0,0 +1,24 @@
+id,value,parameterType,order,description
+minorLowPrevalence,0,NAF Menores,0,a
+minorModeratePrevalence,100,NAF Menores,0,a
+minorIntensePrevalence,0,NAF Menores,0,a
+lowPercentageDifference,-15,NAF Menores,1,a
+intensePercentageDifference,15,NAF Menores,2,a
+urbanPopulation,94.7,NAF Adultos,0,a
+urbanActivePALPercentage,10,NAF Adultos,0,a
+urbanLowPALPercentage,90,NAF Adultos,0,a
+ruralPopulation,5.3,NAF Adultos,0,a
+ruralActivePALPercentage,50,NAF Adultos,0,a
+ruralLowPALPercentage,50,NAF Adultos,0,a
+urbanActivePALValue,1.85,NAF Adultos,1,a
+urbanLowPALValue,1.55,NAF Adultos,2,a
+ruralActivePALValue,1.95,NAF Adultos,3,a
+ruralLowPALValue,1.65,NAF Adultos,4,a
+countryPopulation,3453691,Embarazo y lactancia,0,a
+18-29FemaleCountryPopulation,315790,Embarazo y lactancia,0,a
+30-59FemaleCountryPopulation,660601,Embarazo y lactancia,0,a
+birthRate,14,Embarazo y lactancia,0,a
+pregnancyExtraEnergy18to29,208,Embarazo y lactancia,1,a
+lactationExtraEnergy18to29,251,Embarazo y lactancia,2,a
+pregnancyExtraEnergy30to59,208,Embarazo y lactancia,1,a
+lactationExtraEnergy30to59,251,Embarazo y lactancia,2,a
\ No newline at end of file
diff --git a/src/Loaders/DefaultWeightLoader.csv b/src/Loaders/DefaultWeightLoader.csv
new file mode 100644
index 0000000000000000000000000000000000000000..8bec941e9586b1f92e96e0f05a142f4d10d238c6
--- /dev/null
+++ b/src/Loaders/DefaultWeightLoader.csv
@@ -0,0 +1,65 @@
+age,value,sex
+0Month,3.3,Male
+1Month,4.5,Male
+2Month,5.6,Male
+3Month,6.4,Male
+4Month,7,Male
+5Month,7.5,Male
+6Month,7.9,Male
+7Month,8.3,Male
+8Month,8.6,Male
+9Month,8.9,Male
+10Month,9.2,Male
+11Month,9.4,Male
+1Year,10.9,Male
+2Year,13.3,Male
+3Year,15.3,Male
+4Year,17.3,Male
+5Year,19.5,Male
+6Year,21.8,Male
+7Year,24.2,Male
+8Year,26.8,Male
+9Year,29.6,Male
+10Year,32.9,Male
+11Year,36.7,Male
+12Year,41.6,Male
+13Year,47.4,Male
+14Year,53.7,Male
+15Year,58.8,Male
+16Year,63.1,Male
+17Year,66.1,Male
+18to29Year,67.4,Male
+30to59Year,66.6,Male
+60+Year,64.3,Male
+0Month,3.2,Female
+1Month,4.2,Female
+2Month,5.1,Female
+3Month,5.8,Female
+4Month,6.4,Female
+5Month,6.9,Female
+6Month,7.3,Female
+7Month,7.6,Female
+8Month,7.9,Female
+9Month,8.2,Female
+10Month,8.5,Female
+11Month,8.7,Female
+1Year,10.2,Female
+2Year,12.7,Female
+3Year,15,Female
+4Year,17.2,Female
+5Year,19.1,Female
+6Year,21.3,Female
+7Year,23.7,Female
+8Year,26.7,Female
+9Year,29.9,Female
+10Year,34,Female
+11Year,38.7,Female
+12Year,43.6,Female
+13Year,48.1,Female
+14Year,51.5,Female
+15Year,53.9,Female
+16Year,55.3,Female
+17Year,56.3,Female
+18to29Year,57.7,Female
+30to59Year,56.3,Female
+60+Year,54.2,Female
\ No newline at end of file
diff --git a/src/Loaders/EquationConstantLoader.csv b/src/Loaders/EquationConstantLoader.csv
new file mode 100644
index 0000000000000000000000000000000000000000..fb9b7ce7081497a6116fc397d2ce0fdcd04ae71c
--- /dev/null
+++ b/src/Loaders/EquationConstantLoader.csv
@@ -0,0 +1,221 @@
+age,value,parameterType,sex,order,description
+18to29Year,15.057,TMB,Male,0,a
+18to29Year,692.2,TMB,Male,1,a
+30to59Year,11.472,TMB,Male,0,a
+30to59Year,873.1,TMB,Male,1,a
+60+Year,11.711,TMB,Male,0,a
+60+Year,587.7,TMB,Male,1,a
+18to29Year,14.818,TMB,Female,0,a
+18to29Year,486.6,TMB,Female,1,a
+30to59Year,8.126,TMB,Female,0,a
+30to59Year,845.6,TMB,Female,1,a
+60+Year,9.082,TMB,Female,0,a
+60+Year,658.5,TMB,Female,1,a
+0Month,211,Energia para crecimiento,Male,2,a
+1Month,183,Energia para crecimiento,Male,2,a
+2Month,139,Energia para crecimiento,Male,2,a
+3Month,53,Energia para crecimiento,Male,2,a
+4Month,46,Energia para crecimiento,Male,2,a
+5Month,36,Energia para crecimiento,Male,2,a
+6Month,17,Energia para crecimiento,Male,2,a
+7Month,16,Energia para crecimiento,Male,2,a
+8Month,14,Energia para crecimiento,Male,2,a
+9Month,21,Energia para crecimiento,Male,2,a
+10Month,21,Energia para crecimiento,Male,2,a
+11Month,22,Energia para crecimiento,Male,2,a
+1Year,13,Energia para crecimiento,Male,3,a
+2Year,12,Energia para crecimiento,Male,3,a
+3Year,12,Energia para crecimiento,Male,3,a
+4Year,11,Energia para crecimiento,Male,3,a
+5Year,11,Energia para crecimiento,Male,3,a
+6Year,12,Energia para crecimiento,Male,3,a
+7Year,14,Energia para crecimiento,Male,3,a
+8Year,16,Energia para crecimiento,Male,3,a
+9Year,19,Energia para crecimiento,Male,3,a
+10Year,22,Energia para crecimiento,Male,3,a
+11Year,25,Energia para crecimiento,Male,3,a
+12Year,29,Energia para crecimiento,Male,3,a
+13Year,33,Energia para crecimiento,Male,3,a
+14Year,33,Energia para crecimiento,Male,3,a
+15Year,31,Energia para crecimiento,Male,3,a
+16Year,24,Energia para crecimiento,Male,3,a
+17Year,14,Energia para crecimiento,Male,3,a
+0Month,178,Energia para crecimiento,Female,2,a
+1Month,161,Energia para crecimiento,Female,2,a
+2Month,134,Energia para crecimiento,Female,2,a
+3Month,68,Energia para crecimiento,Female,2,a
+4Month,57,Energia para crecimiento,Female,2,a
+5Month,47,Energia para crecimiento,Female,2,a
+6Month,20,Energia para crecimiento,Female,2,a
+7Month,17,Energia para crecimiento,Female,2,a
+8Month,15,Energia para crecimiento,Female,2,a
+9Month,18,Energia para crecimiento,Female,2,a
+10Month,15,Energia para crecimiento,Female,2,a
+11Month,14,Energia para crecimiento,Female,2,a
+1Year,13,Energia para crecimiento,Female,3,a
+2Year,13,Energia para crecimiento,Female,3,a
+3Year,11,Energia para crecimiento,Female,3,a
+4Year,10,Energia para crecimiento,Female,3,a
+5Year,10,Energia para crecimiento,Female,3,a
+6Year,13,Energia para crecimiento,Female,3,a
+7Year,17,Energia para crecimiento,Female,3,a
+8Year,20,Energia para crecimiento,Female,3,a
+9Year,23,Energia para crecimiento,Female,3,a
+10Year,25,Energia para crecimiento,Female,3,a
+11Year,25,Energia para crecimiento,Female,3,a
+12Year,26,Energia para crecimiento,Female,3,a
+13Year,24,Energia para crecimiento,Female,3,a
+14Year,19,Energia para crecimiento,Female,3,a
+15Year,13,Energia para crecimiento,Female,3,a
+16Year,5,Energia para crecimiento,Female,3,a
+17Year,0,Energia para crecimiento,Female,3,a
+0Month,-152,GET,Male,0,a
+0Month,92.8,GET,Male,1,a
+1Month,-152,GET,Male,0,a
+1Month,92.8,GET,Male,1,a
+2Month,-152,GET,Male,0,a
+2Month,92.8,GET,Male,1,a
+3Month,-152,GET,Male,0,a
+3Month,92.8,GET,Male,1,a
+4Month,-152,GET,Male,0,a
+4Month,92.8,GET,Male,1,a
+5Month,-152,GET,Male,0,a
+5Month,92.8,GET,Male,1,a
+0Month,-152,GET,Female,0,a
+0Month,92.8,GET,Female,1,a
+1Month,-152,GET,Female,0,a
+1Month,92.8,GET,Female,1,a
+2Month,-152,GET,Female,0,a
+2Month,92.8,GET,Female,1,a
+3Month,-152,GET,Female,0,a
+3Month,92.8,GET,Female,1,a
+4Month,-152,GET,Female,0,a
+4Month,92.8,GET,Female,1,a
+5Month,-152,GET,Female,0,a
+5Month,92.8,GET,Female,1,a
+6Month,-99.4,GET,Male,0,a
+6Month,88.6,GET,Male,1,a
+7Month,-99.4,GET,Male,0,a
+7Month,88.6,GET,Male,1,a
+8Month,-99.4,GET,Male,0,a
+8Month,88.6,GET,Male,1,a
+9Month,-99.4,GET,Male,0,a
+9Month,88.6,GET,Male,1,a
+10Month,-99.4,GET,Male,0,a
+10Month,88.6,GET,Male,1,a
+11Month,-99.4,GET,Male,0,a
+11Month,88.6,GET,Male,1,a
+6Month,-99.4,GET,Female,0,a
+6Month,88.6,GET,Female,1,a
+7Month,-99.4,GET,Female,0,a
+7Month,88.6,GET,Female,1,a
+8Month,-99.4,GET,Female,0,a
+8Month,88.6,GET,Female,1,a
+9Month,-99.4,GET,Female,0,a
+9Month,88.6,GET,Female,1,a
+10Month,-99.4,GET,Female,0,a
+10Month,88.6,GET,Female,1,a
+11Month,-99.4,GET,Female,0,a
+11Month,88.6,GET,Female,1,a
+1Year,310.2,GET,Male,0,a
+1Year,63.3,GET,Male,1,a
+1Year,-0.263,GET,Male,2,a
+2Year,310.2,GET,Male,0,a
+2Year,63.3,GET,Male,1,a
+2Year,-0.263,GET,Male,2,a
+3Year,310.2,GET,Male,0,a
+3Year,63.3,GET,Male,1,a
+3Year,-0.263,GET,Male,2,a
+4Year,310.2,GET,Male,0,a
+4Year,63.3,GET,Male,1,a
+4Year,-0.263,GET,Male,2,a
+5Year,310.2,GET,Male,0,a
+5Year,63.3,GET,Male,1,a
+5Year,-0.263,GET,Male,2,a
+6Year,310.2,GET,Male,0,a
+6Year,63.3,GET,Male,1,a
+6Year,-0.263,GET,Male,2,a
+7Year,310.2,GET,Male,0,a
+7Year,63.3,GET,Male,1,a
+7Year,-0.263,GET,Male,2,a
+8Year,310.2,GET,Male,0,a
+8Year,63.3,GET,Male,1,a
+8Year,-0.263,GET,Male,2,a
+9Year,310.2,GET,Male,0,a
+9Year,63.3,GET,Male,1,a
+9Year,-0.263,GET,Male,2,a
+10Year,310.2,GET,Male,0,a
+10Year,63.3,GET,Male,1,a
+10Year,-0.263,GET,Male,2,a
+11Year,310.2,GET,Male,0,a
+11Year,63.3,GET,Male,1,a
+11Year,-0.263,GET,Male,2,a
+12Year,310.2,GET,Male,0,a
+12Year,63.3,GET,Male,1,a
+12Year,-0.263,GET,Male,2,a
+13Year,310.2,GET,Male,0,a
+13Year,63.3,GET,Male,1,a
+13Year,-0.263,GET,Male,2,a
+14Year,310.2,GET,Male,0,a
+14Year,63.3,GET,Male,1,a
+14Year,-0.263,GET,Male,2,a
+15Year,310.2,GET,Male,0,a
+15Year,63.3,GET,Male,1,a
+15Year,-0.263,GET,Male,2,a
+16Year,310.2,GET,Male,0,a
+16Year,63.3,GET,Male,1,a
+16Year,-0.263,GET,Male,2,a
+17Year,310.2,GET,Male,0,a
+17Year,63.3,GET,Male,1,a
+17Year,-0.263,GET,Male,2,a
+1Year,263.4,GET,Female,0,a
+1Year,65.3,GET,Female,1,a
+1Year,-0.454,GET,Female,2,a
+2Year,263.4,GET,Female,0,a
+2Year,65.3,GET,Female,1,a
+2Year,-0.454,GET,Female,2,a
+3Year,263.4,GET,Female,0,a
+3Year,65.3,GET,Female,1,a
+3Year,-0.454,GET,Female,2,a
+4Year,263.4,GET,Female,0,a
+4Year,65.3,GET,Female,1,a
+4Year,-0.454,GET,Female,2,a
+5Year,263.4,GET,Female,0,a
+5Year,65.3,GET,Female,1,a
+5Year,-0.454,GET,Female,2,a
+6Year,263.4,GET,Female,0,a
+6Year,65.3,GET,Female,1,a
+6Year,-0.454,GET,Female,2,a
+7Year,263.4,GET,Female,0,a
+7Year,65.3,GET,Female,1,a
+7Year,-0.454,GET,Female,2,a
+8Year,263.4,GET,Female,0,a
+8Year,65.3,GET,Female,1,a
+8Year,-0.454,GET,Female,2,a
+9Year,263.4,GET,Female,0,a
+9Year,65.3,GET,Female,1,a
+9Year,-0.454,GET,Female,2,a
+10Year,263.4,GET,Female,0,a
+10Year,65.3,GET,Female,1,a
+10Year,-0.454,GET,Female,2,a
+11Year,263.4,GET,Female,0,a
+11Year,65.3,GET,Female,1,a
+11Year,-0.454,GET,Female,2,a
+12Year,263.4,GET,Female,0,a
+12Year,65.3,GET,Female,1,a
+12Year,-0.454,GET,Female,2,a
+13Year,263.4,GET,Female,0,a
+13Year,65.3,GET,Female,1,a
+13Year,-0.454,GET,Female,2,a
+14Year,263.4,GET,Female,0,a
+14Year,65.3,GET,Female,1,a
+14Year,-0.454,GET,Female,2,a
+15Year,263.4,GET,Female,0,a
+15Year,65.3,GET,Female,1,a
+15Year,-0.454,GET,Female,2,a
+16Year,263.4,GET,Female,0,a
+16Year,65.3,GET,Female,1,a
+16Year,-0.454,GET,Female,2,a
+17Year,263.4,GET,Female,0,a
+17Year,65.3,GET,Female,1,a
+17Year,-0.454,GET,Female,2,a
\ No newline at end of file
diff --git a/src/Loaders/ParameterDataBaseLoader.ts b/src/Loaders/ParameterDataBaseLoader.ts
index a7c7ec55f7bdd2f2ecba3e97943d23956f217aee..f086c2118402a6c8e08bb2d188cb1567e814a901 100644
--- a/src/Loaders/ParameterDataBaseLoader.ts
+++ b/src/Loaders/ParameterDataBaseLoader.ts
@@ -1,18 +1,48 @@
 import fs from 'fs';
 import path from 'path';
-import ParameterDTO from '../DTOs/ParameterDTO';
-import Parameter from '../Models/Parameter';
+import DefaultExtraDataDTO from '../DTOs/DefaultExtraDataDTO';
+import DefaultWeightDTO from '../DTOs/DefaultWeightDTO';
+import EquationConstantDTO from '../DTOs/EquationConstantDTO';
+import DefaultExtraData from '../Models/DefaultExtraData';
+import DefaultWeight from '../Models/DefaultWeight';
+import EquationConstant from '../Models/EquationConstant';
 import CSVParser from './CSVParser';
 
 function initParameterDataBase(): void {
-  const pathToFile: string = path.join(__dirname, 'loader.csv');
-  const csv: string = fs.readFileSync(pathToFile, 'utf8').toString();
-  const parameters: ParameterDTO[] = CSVParser.csvToParameters(csv);
-  Parameter.sync({ force: true }).then(() => {
-    Parameter.bulkCreate(parameters, {
+  let pathToFile: string = path.join(__dirname, 'DefaultWeightLoader.csv');
+  let csv: string = fs.readFileSync(pathToFile, 'utf8').toString();
+  const defaultWeights: DefaultWeightDTO[] = CSVParser.csvToDefaultWeight(csv);
+  DefaultWeight.sync({ force: true }).then(() => {
+    DefaultWeight.bulkCreate(defaultWeights, {
       updateOnDuplicate: ['value'],
     }).then(() => {
-      console.log('DataBase initialization success');
+      console.log('Default Weight table loading success');
+    })
+      .catch((err) => {
+        console.log(err);
+      });
+  });
+  pathToFile = path.join(__dirname, 'DefaultExtraDataLoader.csv');
+  csv = fs.readFileSync(pathToFile, 'utf8').toString();
+  const extraData: DefaultExtraDataDTO[] = CSVParser.csvToDefaultExtraData(csv);
+  DefaultExtraData.sync({ force: true }).then(() => {
+    DefaultExtraData.bulkCreate(extraData, {
+      updateOnDuplicate: ['value'],
+    }).then(() => {
+      console.log('Extra Data table loading success');
+    })
+      .catch((err) => {
+        console.log(err);
+      });
+  });
+  pathToFile = path.join(__dirname, 'EquationConstantLoader.csv');
+  csv = fs.readFileSync(pathToFile, 'utf8').toString();
+  const equationConstant: EquationConstantDTO[] = CSVParser.csvToEquationConstant(csv);
+  EquationConstant.sync({ force: true }).then(() => {
+    EquationConstant.bulkCreate(equationConstant, {
+      updateOnDuplicate: ['value'],
+    }).then(() => {
+      console.log('Equation Constant table loading success');
     })
       .catch((err) => {
         console.log(err);
diff --git a/src/Loaders/loader.csv b/src/Loaders/loader.csv
deleted file mode 100644
index 00bcc944dcead5790d1b25e55af98f3bceea7490..0000000000000000000000000000000000000000
--- a/src/Loaders/loader.csv
+++ /dev/null
@@ -1,166 +0,0 @@
-id,value,parameterType
-0Month-Male,3.3,Peso por defecto
-1Month-Male,4.5,Peso por defecto
-2Month-Male,5.6,Peso por defecto
-3Month-Male,6.4,Peso por defecto
-4Month-Male,7,Peso por defecto
-5Month-Male,7.5,Peso por defecto
-6Month-Male,7.9,Peso por defecto
-7Month-Male,8.3,Peso por defecto
-8Month-Male,8.6,Peso por defecto
-9Month-Male,8.9,Peso por defecto
-10Month-Male,9.2,Peso por defecto
-11Month-Male,9.4,Peso por defecto
-1Year-Male,10.9,Peso por defecto
-2Year-Male,13.3,Peso por defecto
-3Year-Male,15.3,Peso por defecto
-4Year-Male,17.3,Peso por defecto
-5Year-Male,19.5,Peso por defecto
-6Year-Male,21.8,Peso por defecto
-7Year-Male,24.2,Peso por defecto
-8Year-Male,26.8,Peso por defecto
-9Year-Male,29.6,Peso por defecto
-10Year-Male,32.9,Peso por defecto
-11Year-Male,36.7,Peso por defecto
-12Year-Male,41.6,Peso por defecto
-13Year-Male,47.4,Peso por defecto
-14Year-Male,53.7,Peso por defecto
-15Year-Male,58.8,Peso por defecto
-16Year-Male,63.1,Peso por defecto
-17Year-Male,66.1,Peso por defecto
-18-29Year-Male,67.4,Peso por defecto
-30-59Year-Male,66.6,Peso por defecto
-60+Year-Male,64.3,Peso por defecto
-0Month-Female,3.2,Peso por defecto
-1Month-Female,4.2,Peso por defecto
-2Month-Female,5.1,Peso por defecto
-3Month-Female,5.8,Peso por defecto
-4Month-Female,6.4,Peso por defecto
-5Month-Female,6.9,Peso por defecto
-6Month-Female,7.3,Peso por defecto
-7Month-Female,7.6,Peso por defecto
-8Month-Female,7.9,Peso por defecto
-9Month-Female,8.2,Peso por defecto
-10Month-Female,8.5,Peso por defecto
-11Month-Female,8.7,Peso por defecto
-1Year-Female,10.2,Peso por defecto
-2Year-Female,12.7,Peso por defecto
-3Year-Female,15,Peso por defecto
-4Year-Female,17.2,Peso por defecto
-5Year-Female,19.1,Peso por defecto
-6Year-Female,21.3,Peso por defecto
-7Year-Female,23.7,Peso por defecto
-8Year-Female,26.7,Peso por defecto
-9Year-Female,29.9,Peso por defecto
-10Year-Female,34,Peso por defecto
-11Year-Female,38.7,Peso por defecto
-12Year-Female,43.6,Peso por defecto
-13Year-Female,48.1,Peso por defecto
-14Year-Female,51.5,Peso por defecto
-15Year-Female,53.9,Peso por defecto
-16Year-Female,55.3,Peso por defecto
-17Year-Female,56.3,Peso por defecto
-18-29Year-Female,57.7,Peso por defecto
-30-59Year-Female,56.3,Peso por defecto
-60+Year-Female,54.2,Peso por defecto
-minorLowPrevalence,0,NAF
-minorModeratePrevalence,100,NAF
-minorIntensePrevalence,0,NAF
-lowPercentageDifference,-15,NAF
-intensePercentageDifference,15,NAF
-urbanPopulation,94.7,NAF
-urbanActivePALValue,1.85,NAF
-urbanLowPALValue,1.55,NAF
-urbanActivePALPercentage,10,NAF
-urbanLowPALPercentage,90,NAF
-ruralPopulation,5.3,NAF
-ruralActivePALValue,1.95,NAF
-ruralLowPALValue,1.65,NAF
-ruralActivePALPercentage,50,NAF
-ruralLowPALPercentage,50,NAF
-countryPopulation,3453691,Embarazo y lactancia
-18-29FemaleCountryPopulation,315790,Embarazo y lactancia
-30-59FemaleCountryPopulation,660601,Embarazo y lactancia
-birthRate,14,Embarazo y lactancia
-pregnancyExtraEnergy,208,Embarazo y lactancia
-lactationExtraEnergy,251,Embarazo y lactancia
-GET-0to5Month-A,-152,Constante de ecuacion
-GET-0to5Month-B,92.8,Constante de ecuacion
-GET-6to11Month-A,-99.4,Constante de ecuacion
-GET-6to11Month-B,88.6,Constante de ecuacion
-GET-1to17Year-Male-A,310.2,Constante de ecuacion
-GET-1to17Year-Male-B,63.3,Constante de ecuacion
-GET-1to17Year-Male-C,-0.263,Constante de ecuacion
-GrowthEnergy-0Month-Male,211,Constante de ecuacion
-GrowthEnergy-1Month-Male,183,Constante de ecuacion
-GrowthEnergy-2Month-Male,139,Constante de ecuacion
-GrowthEnergy-3Month-Male,53,Constante de ecuacion
-GrowthEnergy-4Month-Male,46,Constante de ecuacion
-GrowthEnergy-5Month-Male,36,Constante de ecuacion
-GrowthEnergy-6Month-Male,17,Constante de ecuacion
-GrowthEnergy-7Month-Male,16,Constante de ecuacion
-GrowthEnergy-8Month-Male,14,Constante de ecuacion
-GrowthEnergy-9Month-Male,21,Constante de ecuacion
-GrowthEnergy-10Month-Male,21,Constante de ecuacion
-GrowthEnergy-11Month-Male,22,Constante de ecuacion
-GrowthEnergy-1Year-Male,13,Constante de ecuacion
-GrowthEnergy-2Year-Male,12,Constante de ecuacion
-GrowthEnergy-3Year-Male,12,Constante de ecuacion
-GrowthEnergy-4Year-Male,11,Constante de ecuacion
-GrowthEnergy-5Year-Male,11,Constante de ecuacion
-GrowthEnergy-6Year-Male,12,Constante de ecuacion
-GrowthEnergy-7Year-Male,14,Constante de ecuacion
-GrowthEnergy-8Year-Male,16,Constante de ecuacion
-GrowthEnergy-9Year-Male,19,Constante de ecuacion
-GrowthEnergy-10Year-Male,22,Constante de ecuacion
-GrowthEnergy-11Year-Male,25,Constante de ecuacion
-GrowthEnergy-12Year-Male,29,Constante de ecuacion
-GrowthEnergy-13Year-Male,33,Constante de ecuacion
-GrowthEnergy-14Year-Male,33,Constante de ecuacion
-GrowthEnergy-15Year-Male,31,Constante de ecuacion
-GrowthEnergy-16Year-Male,24,Constante de ecuacion
-GrowthEnergy-17Year-Male,14,Constante de ecuacion
-TMB-18to29Year-Male-A,15.057,Constante de ecuacion
-TMB-18to29Year-Male-B,692.2,Constante de ecuacion
-TMB-30to59Year-Male-A,11.472,Constante de ecuacion
-TMB-30to59Year-Male-B,873.1,Constante de ecuacion
-TMB-60+Year-Male-A,11.711,Constante de ecuacion
-TMB-60+Year-Male-B,587.7,Constante de ecuacion
-GET-1to17Year-Female-A,263.4,Constante de ecuacion
-GET-1to17Year-Female-B,65.3,Constante de ecuacion
-GET-1to17Year-Female-C,-0.454,Constante de ecuacion
-GrowthEnergy-0Month-Female,178,Constante de ecuacion
-GrowthEnergy-1Month-Female,161,Constante de ecuacion
-GrowthEnergy-2Month-Female,134,Constante de ecuacion
-GrowthEnergy-3Month-Female,68,Constante de ecuacion
-GrowthEnergy-4Month-Female,57,Constante de ecuacion
-GrowthEnergy-5Month-Female,47,Constante de ecuacion
-GrowthEnergy-6Month-Female,20,Constante de ecuacion
-GrowthEnergy-7Month-Female,17,Constante de ecuacion
-GrowthEnergy-8Month-Female,15,Constante de ecuacion
-GrowthEnergy-9Month-Female,18,Constante de ecuacion
-GrowthEnergy-10Month-Female,15,Constante de ecuacion
-GrowthEnergy-11Month-Female,14,Constante de ecuacion
-GrowthEnergy-1Year-Female,13,Constante de ecuacion
-GrowthEnergy-2Year-Female,13,Constante de ecuacion
-GrowthEnergy-3Year-Female,11,Constante de ecuacion
-GrowthEnergy-4Year-Female,10,Constante de ecuacion
-GrowthEnergy-5Year-Female,10,Constante de ecuacion
-GrowthEnergy-6Year-Female,13,Constante de ecuacion
-GrowthEnergy-7Year-Female,17,Constante de ecuacion
-GrowthEnergy-8Year-Female,20,Constante de ecuacion
-GrowthEnergy-9Year-Female,23,Constante de ecuacion
-GrowthEnergy-10Year-Female,25,Constante de ecuacion
-GrowthEnergy-11Year-Female,25,Constante de ecuacion
-GrowthEnergy-12Year-Female,26,Constante de ecuacion
-GrowthEnergy-13Year-Female,24,Constante de ecuacion
-GrowthEnergy-14Year-Female,19,Constante de ecuacion
-GrowthEnergy-15Year-Female,13,Constante de ecuacion
-GrowthEnergy-16Year-Female,5,Constante de ecuacion
-GrowthEnergy-17Year-Female,0,Constante de ecuacion
-TMB-18to29Year-Female-A,14.818,Constante de ecuacion
-TMB-18to29Year-Female-B,486.6,Constante de ecuacion
-TMB-30to59Year-Female-A,8.126,Constante de ecuacion
-TMB-30to59Year-Female-B,845.6,Constante de ecuacion
-TMB-60+Year-Female-A,9.082,Constante de ecuacion
-TMB-60+Year-Female-B,658.5,Constante de ecuacion
diff --git a/src/Mappers/ParameterMapper.ts b/src/Mappers/ParameterMapper.ts
index 528f378caa6ab066f3d4b08dc7b09b4c63399f5a..618aba27684426acdaa76ea6edeb0f8132bc7925 100644
--- a/src/Mappers/ParameterMapper.ts
+++ b/src/Mappers/ParameterMapper.ts
@@ -1,13 +1,40 @@
-import ParameterDTO from '../DTOs/ParameterDTO';
-import Parameter from '../Models/Parameter';
+import DefaultExtraDataDTO from '../DTOs/DefaultExtraDataDTO';
+import DefaultWeightDTO from '../DTOs/DefaultWeightDTO';
+import EquationConstantDTO from '../DTOs/EquationConstantDTO';
+import DefaultExtraData from '../Models/DefaultExtraData';
+import DefaultWeight from '../Models/DefaultWeight';
+import EquationConstant from '../Models/EquationConstant';
 
-function parameterToData(parameter: Parameter): ParameterDTO {
-  const res: ParameterDTO = {
+function defaultExtraDataToDTO(parameter: DefaultExtraData): DefaultExtraDataDTO {
+  const res: DefaultExtraDataDTO = {
     id: parameter.id,
     value: parameter.value,
     parameterType: parameter.parameterType,
+    order: parameter.order,
+    description: parameter.description,
   };
   return res;
 }
 
-export default { parameterToData };
+function equationConstantToDTO(parameter: EquationConstant): EquationConstantDTO {
+  const res: EquationConstantDTO = {
+    value: parameter.value,
+    parameterType: parameter.parameterType,
+    order: parameter.order,
+    description: parameter.description,
+    ageRange: parameter.ageRange,
+    sex: parameter.sex,
+  };
+  return res;
+}
+
+function defaultWeightToDTO(parameter: DefaultWeight): DefaultWeightDTO {
+  const res: DefaultWeightDTO = {
+    value: parameter.value,
+    ageRange: parameter.ageRange,
+    sex: parameter.sex,
+  };
+  return res;
+}
+
+export default { defaultExtraDataToDTO, equationConstantToDTO, defaultWeightToDTO };
diff --git a/src/Models/DefaultExtraData.ts b/src/Models/DefaultExtraData.ts
new file mode 100644
index 0000000000000000000000000000000000000000..2114155acff341cccff7e02478f7ab3fa1edb23f
--- /dev/null
+++ b/src/Models/DefaultExtraData.ts
@@ -0,0 +1,34 @@
+import { DataTypes } from 'sequelize';
+import Parameter from './Parameter';
+import sequelize from '../Loaders/ParameterDataBase';
+import ParameterType from '../Enum/ParameterType';
+
+class DefaultExtraData extends Parameter {
+  id!: string;
+
+  parameterType!: ParameterType;
+
+  order!: number;
+
+  description!: string;
+}
+
+DefaultExtraData.init(
+  {
+    id: {
+      type: DataTypes.STRING,
+      primaryKey: true,
+    },
+    parameterType: DataTypes.STRING,
+    value: DataTypes.FLOAT,
+    order: DataTypes.INTEGER,
+    description: DataTypes.STRING,
+  },
+  {
+    sequelize,
+    modelName: 'DefaultExtraData',
+    timestamps: false,
+  },
+);
+
+export default DefaultExtraData;
diff --git a/src/Models/DefaultWeight.ts b/src/Models/DefaultWeight.ts
new file mode 100644
index 0000000000000000000000000000000000000000..cae0072cafcc3dbe9bd48d3b89b90408bfae98ae
--- /dev/null
+++ b/src/Models/DefaultWeight.ts
@@ -0,0 +1,32 @@
+import { DataTypes } from 'sequelize';
+import AgeBracket from '../Enum/AgeBracket';
+import Sex from '../Enum/Sex';
+import Parameter from './Parameter';
+import sequelize from '../Loaders/ParameterDataBase';
+
+class DefaultWeight extends Parameter {
+  ageRange!: AgeBracket;
+
+  sex!: Sex;
+}
+
+DefaultWeight.init(
+  {
+    ageRange: {
+      type: DataTypes.STRING,
+      primaryKey: true,
+    },
+    sex: {
+      type: DataTypes.STRING,
+      primaryKey: true,
+    },
+    value: DataTypes.FLOAT,
+  },
+  {
+    sequelize,
+    modelName: 'DefaultWeight',
+    timestamps: false,
+  },
+);
+
+export default DefaultWeight;
diff --git a/src/Models/EquationConstant.ts b/src/Models/EquationConstant.ts
new file mode 100644
index 0000000000000000000000000000000000000000..4075231ac84e7d89494d3e8289ec179a251d04dc
--- /dev/null
+++ b/src/Models/EquationConstant.ts
@@ -0,0 +1,45 @@
+import { DataTypes } from 'sequelize';
+import AgeBracket from '../Enum/AgeBracket';
+import Sex from '../Enum/Sex';
+import Parameter from './Parameter';
+import sequelize from '../Loaders/ParameterDataBase';
+import ParameterType from '../Enum/ParameterType';
+
+class EquationConstant extends Parameter {
+  ageRange!: AgeBracket;
+
+  sex!: Sex;
+
+  parameterType!: ParameterType;
+
+  order!: number;
+
+  description!: string;
+}
+
+EquationConstant.init(
+  {
+    ageRange: {
+      type: DataTypes.STRING,
+      primaryKey: true,
+    },
+    sex: {
+      type: DataTypes.STRING,
+      primaryKey: true,
+    },
+    order: {
+      type: DataTypes.INTEGER,
+      primaryKey: true,
+    },
+    description: DataTypes.STRING,
+    parameterType: DataTypes.STRING,
+    value: DataTypes.FLOAT,
+  },
+  {
+    sequelize,
+    modelName: 'EquationConstant',
+    timestamps: false,
+  },
+);
+
+export default EquationConstant;
diff --git a/src/Models/Parameter.ts b/src/Models/Parameter.ts
index 19f8b07c9c423d4b973306a5a49c57cdda45eacd..68bdd3f0bacb7aa8867990200f17c9a2578056c7 100644
--- a/src/Models/Parameter.ts
+++ b/src/Models/Parameter.ts
@@ -1,32 +1,7 @@
-import { Model, DataTypes } from 'sequelize';
-import ParameterType from '../Enum/ParameterType';
-import sequelize from '../Loaders/ParameterDataBase';
+import { Model } from 'sequelize';
 
 class Parameter extends Model {
-  id!: string;
-
   value!: number;
-
-  parameterType!: ParameterType;
 }
 
-Parameter.init(
-  {
-    id: {
-      type: DataTypes.STRING,
-      primaryKey: true,
-    },
-    value: DataTypes.FLOAT,
-    parameterType: {
-      type: DataTypes.STRING,
-      primaryKey: true,
-    },
-  },
-  {
-    sequelize,
-    modelName: 'Parameter',
-    timestamps: false,
-  },
-);
-
 export default Parameter;
diff --git a/src/Services/ParameterService.ts b/src/Services/ParameterService.ts
index 9af098d7b8fe0cc647d424eea047519902b6d6e9..7d8c34288f0e3982c4b0ecdae1e237e19df990bd 100644
--- a/src/Services/ParameterService.ts
+++ b/src/Services/ParameterService.ts
@@ -1,9 +1,8 @@
-import ParameterDTO from '../DTOs/ParameterDTO';
+import ParameterDTO from '../DTOs/EquationConstantDTO';
 import AgeBracket from '../Enum/AgeBracket';
 import Sex from '../Enum/Sex';
 import ParameterMapper from '../Mappers/ParameterMapper';
 import Parameter from '../Models/Parameter';
-// import Parameter from '../Models/Parameter';
 
 const getEquationValues = (ageBracket: AgeBracket, sex: Sex): number[] => {
   let res: number[] = [];
@@ -336,32 +335,20 @@ const getEquationValues = (ageBracket: AgeBracket, sex: Sex): number[] => {
   return res;
 };
 
-const getParameters = async (): Promise<ParameterDTO[]> => {
-  const res: ParameterDTO[] = [];
-  await Parameter.findAll().then((parameters: Parameter[]) => {
-    parameters.forEach((param: Parameter) => {
-      res.push(ParameterMapper.parameterToData(param));
-    });
-  });
-  return res;
-};
-
-const getParametersOfType = async (paramType: string): Promise<ParameterDTO[]> => {
-  const res: ParameterDTO[] = [];
-  await Parameter.findAll({
-    where: {
-      parameterType: paramType,
-    },
-  })
-    .then((parameters: Parameter[]) => {
-      parameters.forEach((param: Parameter) => {
-        res.push(ParameterMapper.parameterToData(param));
-      });
-    })
-    .catch((err) => {
-      throw new Error(err);
-    });
-  return res;
-};
+// const getParametersOfType = async (paramType: ParameterType): Promise<ParameterDTO[]> => {
+//   const res: ParameterDTO[] = [];
+//   const estaChota = await Parameter.findAll({
+//     where: {
+//       parameterType: paramType,
+//     },
+//   })
+//     .then((parameters) => parameters.forEach((param: Parameter) => {
+//       res.push(ParameterMapper.parameterToData(param));
+//     }))
+//     .catch((err) => {
+//       throw new Error(err);
+//     });
+//   return res;
+// };
 
-export default { getEquationValues, getParameters, getParametersOfType };
+export default { getEquationValues, getParameters };