Update app.py

app.py

@@ -110,7 +110,7 @@ def predict_brain_age(nifti_file, actual_age, sex):
         predicted_brain_age + (actual_age * 0.062) - 2.96 if actual_age > 18 else predicted_brain_age
     )
 
-    brain_age_difference = predicted_brain_age - actual_age
+    brain_age_difference = predicted_brain_age_corrected - actual_age
     # Determine color: Red if positive, Green if negative
     color = "red" if brain_age_difference > 0 else "green"
     bad_output_html = f"<span style='color:{color}; font-weight:bold;'>Brain Age Difference: {brain_age_difference:.2f} years</span>"