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 ce85d84..3d289e6 100644
--- a/app/src/main/java/com/example/hpos/domain/ResultCalculationWithMaxImpl.kt
+++ b/app/src/main/java/com/example/hpos/domain/ResultCalculationWithMaxImpl.kt
@@ -57,24 +57,24 @@ class ResultCalculationWithMaxImpl : TestRightResultCalculation {
             val value = absorbanceAtWaveTwo / absorbanceAtWaveOne
             testRightCalculationData.ratioValue = value
 
-            if (value < 0.28 || value == 0.0) {
+            if (value <= 0.29) {
                 testRightCalculationData.ratioMinRange = 0.0
-                testRightCalculationData.ratioMaxRange = 0.28
+                testRightCalculationData.ratioMaxRange = 0.29
                 return TestRightResultType.NORMAL
-            } else if (value >= 0.28 && value < 0.33) {
-                testRightCalculationData.ratioMinRange = 0.28
-                testRightCalculationData.ratioMaxRange = 0.33
+            } else if (value > 0.29 && value <= 0.32) {
+                testRightCalculationData.ratioMinRange = 0.29
+                testRightCalculationData.ratioMaxRange = 0.32
                 return TestRightResultType.NEGATIVEBORDERLINE
-            } else if (value >= 0.33 && value < 0.52) {
-                testRightCalculationData.ratioMinRange = 0.33
-                testRightCalculationData.ratioMaxRange = 0.52
+            } else if (value > 0.32 && value <= 0.50) {
+                testRightCalculationData.ratioMinRange = 0.32
+                testRightCalculationData.ratioMaxRange = 0.50
                 return TestRightResultType.SICKLECELLTRAIT
-            } else if (value >= 0.52 && value < 0.57) {
-                testRightCalculationData.ratioMinRange = 0.52
-                testRightCalculationData.ratioMaxRange = 0.57
+            } else if (value > 0.50 && value <= 0.55) {
+                testRightCalculationData.ratioMinRange = 0.50
+                testRightCalculationData.ratioMaxRange = 0.55
                 return TestRightResultType.POSITIVEBORDERLINE
-            }else if (value >= 0.57) {
-                testRightCalculationData.ratioMinRange = 0.57
+            }else if (value > 0.55) {
+                testRightCalculationData.ratioMinRange = 0.55
                 testRightCalculationData.ratioMaxRange = 999.0
                 return TestRightResultType.SICKLECELLDISEASE
             }