From acb0aeffa847c476225e34573b62773b175f73ea Mon Sep 17 00:00:00 2001
From: RunasSudo <runassudo@yingtongli.me>
Date: Tue, 27 Aug 2024 17:13:23 +1000
Subject: [PATCH] Limit minimum gestation to 23 weeks as per NICE thresholds

---
 src/bilirubin_app.js | 4 ++--
 src/bilirubin_lib.js | 4 ++--
 src/index.html       | 2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/bilirubin_app.js b/src/bilirubin_app.js
index 5e83c3b..c1924eb 100644
--- a/src/bilirubin_app.js
+++ b/src/bilirubin_app.js
@@ -22,7 +22,7 @@
 function plotGraphData() {
 	let gestation = document.getElementById('gestation').valueAsNumber;
 	
-	if (isNaN(gestation) || gestation < 22) {
+	if (isNaN(gestation) || gestation < 23) {
 		chart.data.datasets[0].data = [];
 		chart.data.datasets[1].data = [];
 	} else {
@@ -145,7 +145,7 @@ function updateBilirubin() {
 		resultDiv.className = 'hidden';
 		return;
 	}
-	if (isNaN(gestation) || gestation < 22) {
+	if (isNaN(gestation) || gestation < 23) {
 		resultDiv.className = 'hidden';
 		return;
 	}
diff --git a/src/bilirubin_lib.js b/src/bilirubin_lib.js
index 4132177..b407adb 100644
--- a/src/bilirubin_lib.js
+++ b/src/bilirubin_lib.js
@@ -46,7 +46,7 @@ function phototherapy_thresh(d, gestation) {
 	if (gestation >= 38) {
 		return phototherapy_38wks(d);
 	}
-	if (gestation < 22) {
+	if (gestation < 23) {
 		throw new Error('Invalid gestation');
 	}
 	if (d <= 0) {
@@ -63,7 +63,7 @@ function exchange_thresh(d, gestation) {
 	if (gestation >= 38) {
 		return exchange_38wks(d);
 	}
-	if (gestation < 22) {
+	if (gestation < 23) {
 		throw new Error('Invalid gestation');
 	}
 	if (d <= 0) {
diff --git a/src/index.html b/src/index.html
index 45a25d6..f95f3b9 100644
--- a/src/index.html
+++ b/src/index.html
@@ -35,7 +35,7 @@
 				<div class="sm:grid sm:grid-cols-3">
 					<label for="gestation" class="text-sm font-medium text-gray-900 pt-1.5">Gestational age:</label>
 					<div class="col-span-2 relative rounded-md shadow-sm">
-						<input id="gestation" type="number" value="38" min="22" onchange="plotGraphData();updateBilirubin()" class="w-full rounded-md border-0 py-1.5 pr-[8.8rem] text-gray-900 ring-1 ring-inset ring-gray-300 focus:ring-2 focus:ring-inset focus:ring-indigo-600 text-sm">
+						<input id="gestation" type="number" value="38" min="23" onchange="plotGraphData();updateBilirubin()" class="w-full rounded-md border-0 py-1.5 pr-[8.8rem] text-gray-900 ring-1 ring-inset ring-gray-300 focus:ring-2 focus:ring-inset focus:ring-indigo-600 text-sm">
 						<div class="pointer-events-none absolute inset-y-0 right-0 flex items-center pr-3">
 							<span class="text-gray-500 text-sm">completed weeks</span>
 						</div>