diff --git a/app/build.gradle b/app/build.gradle
index 3fc030e..7b12f84 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -19,8 +19,8 @@ android {
         applicationId "in.sminnovations.hpostesting.preprod"
         minSdk 21
         targetSdk 34
-        versionCode 60
-        versionName "2.1.60"
+        versionCode 62
+        versionName "2.1.62"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/app/src/main/java/com/example/hpostesting/data/dao/MyDataBase.kt b/app/src/main/java/com/example/hpostesting/data/dao/MyDataBase.kt
index 49115b7..b291c72 100644
--- a/app/src/main/java/com/example/hpostesting/data/dao/MyDataBase.kt
+++ b/app/src/main/java/com/example/hpostesting/data/dao/MyDataBase.kt
@@ -11,7 +11,7 @@ import com.example.hpostesting.data.model.patient.HemoCubeTestData
 import com.google.android.datatransport.runtime.dagger.Provides
 import javax.inject.Singleton
 
-@Database(entities = [UserData::class, HemoCubeTestData::class, DeviceData::class], version = 13, exportSchema = false)
+@Database(entities = [UserData::class, HemoCubeTestData::class, DeviceData::class], version = 14, exportSchema = false)
 @TypeConverters(Converters::class)
 abstract class MyDatabase : RoomDatabase() {
     abstract fun userDao(): UserDao
diff --git a/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeFragment.kt b/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeFragment.kt
index 046e426..0de8422 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeFragment.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeFragment.kt
@@ -26,6 +26,7 @@ import com.google.firebase.ktx.Firebase
 import com.google.firebase.perf.ktx.performance
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.FragmentHemoCubeReferenceBinding
+import kotlin.math.abs
 import kotlin.math.log10
 
 class HemoCubeFragment : Fragment() {
@@ -504,7 +505,8 @@ class HemoCubeFragment : Fragment() {
 
             _predictedDenovixRatio = fittedAbs3.div(fittedAbs1)
 
-            val _slopeRatio = (fittedAbs1 - fittedAbs2) / (435 - 415)
+            val slope = (led1Average - led2Average) / (435 - 415)
+            val _slopeRatio = abs(led3Average / slope)
             val slopeClass = slopeRatioClassification(_slopeRatio)
 
             if (fittedAbs1 <= fittedAbs2) {
@@ -569,8 +571,8 @@ class HemoCubeFragment : Fragment() {
                 this.classificationResult = findResult(calculatedRatio)
                 this.prdClassification = absorbanceBasedClassification(predictedDenovixRatio)
                 this.deviceRatioClass = deviceRatioClassification(deviceRatio)
-                this.slopeRatioClass = slopeRatioClass
-                hemoCubeViewModel.messages.postValue("Pdr: ${this.prdClassification}\n, Slope: ${this.slopeRatioClass}\n, Device: ${this.deviceRatioClass}")
+                this.slopeRatioClass = slopeClass
+                hemoCubeViewModel.messages.postValue("Slope Ratio: ${slopeRatio},\n Slope: ${this.slopeRatioClass}\n")
                 this.errorMessages = allErrorMessages
                 this.resultData = deviceLog
                 this.batteryLevel = hemoCubeViewModel.getBatteryLevel().toString()
@@ -669,15 +671,15 @@ class HemoCubeFragment : Fragment() {
         try {
             hemoCubeViewModel.messages.postValue("result classification")
             if (ratio != null) {
-                if (ratio in 0.0..35.0)
+                if (ratio in 0.0..30.0)
                     return getString(R.string.normal)
-                if (ratio in 35.0..40.0)
+                if (ratio in 30.0..35.0)
                     return getString(R.string.negative_borderline)
-                if (ratio in 40.0..70.0)
+                if (ratio in 35.0..50.0)
                     return getString(R.string.sickle_cell_trait)
-                if (ratio in 70.0..75.0)
+                if (ratio in 50.0..60.0)
                     return getString(R.string.positive_for_sickle_cell)
-                if (ratio in 75.0..300.0)
+                if (ratio > 60.0)
                     return getString(R.string.sickle_cell_disease)
             } else {
                 return getString(R.string.invalid)
diff --git a/app/src/main/res/layout/fragment_hemo_cube_reference.xml b/app/src/main/res/layout/fragment_hemo_cube_reference.xml
index 9b166f9..18300de 100644
--- a/app/src/main/res/layout/fragment_hemo_cube_reference.xml
+++ b/app/src/main/res/layout/fragment_hemo_cube_reference.xml
@@ -210,7 +210,7 @@
             style="@style/title1_1"
             android:visibility="gone"
             android:layout_width="0dp"
-            android:layout_height="180dp"
+            android:layout_height="0dp"
             android:layout_marginHorizontal="24dp"
             android:layout_marginTop="72dp"
             android:gravity="center"