Adding MELD Score and its docs

src/app/utils/calculators/miscellaneous/MELD.ts

@@ -0,0 +1,83 @@
+import { Calculator, Input, Interpretation, Values } from "../types";
+
+const parameters : Input[] = [
+    {
+        id:"sbilirubin",
+        type:"number",
+        name:"Serum (Total) Bilirubin",
+        defaultUnit:"mg/dL",
+        placeholder:"Enter serum bilirubin levels in mg/dL",
+        required:true,
+        min:0,
+    },
+    {
+        id:"screatinine",
+        type:"number",
+        name:"Serum Creatinine",
+        defaultUnit:"mg/dL",
+        placeholder:"Enter Serum Creatinine levels in mg/dL",
+        required:true,
+        min:0.2
+    },
+    {
+        id:'inr',
+        name:"International Normalized Ratio",
+        type:'number',
+        placeholder:"Enter INR values",
+        required:true,
+        min:0
+    }
+];
+
+export const MELD:Calculator = {
+    id:"meld-score",
+    name:"Model For End-stage Liver Disease (MELD) score",
+    desc:"MELD (Model for End-stage Liver Disease) score is a numerical scale ranging from 6 to 40 that estimates the 3-month mortality risk for patients with CLD (Chronic Liver Disease)",
+    inputs:parameters,
+    calc_func:(values : Values):number => {
+        const sbilirubin = values.sbilirubin as number;
+        const screatinine = values.screatinine as number;
+        const inr = values.inr as number;
+        const score = (9.57 * Math.log(screatinine)) 
+                    + (3.78 * Math.log(sbilirubin)) 
+                    + (11.2 * Math.log(inr)) 
+                    + 6.43;
+        return Math.floor(score);
+    },
+    interpret_func:(score : number):Interpretation => {
+        if(score <= 9){
+            return {
+                level:"none",
+                message:"The mortality prediction percent for the patient is 1.9%",
+                advice:"Patient is a great candidate for TIPS procedure"
+            }
+        }else if(score >= 10 && score < 20){
+            if(score < 14){
+                return{
+                    level:"low",
+                    message:"The mortality risk percent for the patient is less than 6.0%",
+                    advice:"Patient is a great candidate for TIPS procedure"
+                };
+            }
+            return{
+                level:"low",
+                message:"The mortality risk percent for the patient is from 6.0% to 19.6%",
+            };
+        }else if (score >=20 && score < 30){
+            return {
+                level:"moderate",
+                message:"The mortality risk percent for the patient is from 19.6% to 52.6%"
+            };
+        }else if(score >= 30 && score < 40){
+            return {
+                level:"high",
+                message:"The mortality risk percent for the patient is from 52.6% to 71.3%"
+            }
+        }else{
+            return {
+                level:"severe",
+                message:"The mortality risk percent for the patient is more than 71.3%"
+            }
+        }
+    }
+}

src/app/utils/calculators/registry.ts

@@ -1,7 +1,7 @@
 import { cockcroftGault } from "./miscellaneous/cockcroft-gault-eq";
 import { IMPACT } from "./transplantation/IMPACT";
 import { Section } from "./types";
-
+import { MELD } from "./miscellaneous/MELD";
 export const CalculatorRegistry : Record<string, Section> = {
     transplantation:{
         id:"transplantation",
@@ -18,7 +18,8 @@ export const CalculatorRegistry : Record<string, Section> = {
         textColor:"#ccc",
         svg:"",
         calculators:[
-            cockcroftGault
+            cockcroftGault,
+            MELD
         ]
     }
 }