diff --git a/app/src/main/java/com/example/hpos/data/constant/Constants.kt b/app/src/main/java/com/example/hpos/data/constant/Constants.kt
index 18ea8b4..ab0baf6 100644
--- a/app/src/main/java/com/example/hpos/data/constant/Constants.kt
+++ b/app/src/main/java/com/example/hpos/data/constant/Constants.kt
@@ -25,5 +25,5 @@ object Constants {
     const val ERROR_NORMAL = 400
     const val ERROR_CRITICAL = 401
 
-    const val NO_OF_TIMES_TO_RUN_SAMPLE = 3
+    const val NO_OF_TIMES_TO_RUN_SAMPLE = 1
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/example/hpos/domain/ResultCalculationWithMaxImpl.kt b/app/src/main/java/com/example/hpos/domain/ResultCalculationWithMaxImpl.kt
index b725a02..a6a999b 100644
--- a/app/src/main/java/com/example/hpos/domain/ResultCalculationWithMaxImpl.kt
+++ b/app/src/main/java/com/example/hpos/domain/ResultCalculationWithMaxImpl.kt
@@ -57,16 +57,16 @@ class ResultCalculationWithMaxImpl : TestRightResultCalculation {
             val value = absorbanceAtWaveTwo / absorbanceAtWaveOne
             testRightCalculationData.ratioValue = value
 
-            if (value < 0.30 || value == 0.0) {
+            if (value < 0.28 || value == 0.0) {
                 testRightCalculationData.ratioMinRange = 0.0
-                testRightCalculationData.ratioMaxRange = 0.30
+                testRightCalculationData.ratioMaxRange = 0.28
                 return TestRightResultType.NORMAL
-            } else if (value >= 0.30 && value < 0.31) {
-                testRightCalculationData.ratioMinRange = 0.30
-                testRightCalculationData.ratioMaxRange = 0.31
+            } else if (value >= 0.28 && value < 0.285) {
+                testRightCalculationData.ratioMinRange = 0.28
+                testRightCalculationData.ratioMaxRange = 0.285
                 return TestRightResultType.UNDEFINED
-            } else if (value >= 0.31 && value < 0.52) {
-                testRightCalculationData.ratioMinRange = 0.31
+            } else if (value >= 0.285 && value < 0.52) {
+                testRightCalculationData.ratioMinRange = 0.285
                 testRightCalculationData.ratioMaxRange = 0.52
                 return TestRightResultType.SICKLECELLTRAIT
             } else if (value >= 0.52 && value < 0.525) {