added to event_bmi # Ignore out-of-range values

opensafely · Dec 19, 2024 · 591fdd7 · 591fdd7
1 parent f23757a
commit 591fdd7
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/analysis/PRIMIS/variables_function.py b/analysis/PRIMIS/variables_function.py
@@ -166,7 +166,12 @@ def has_severe_obesity(index_date):
     event_bmi = last_prior_event(
         bmi, 
         index_date,
-        where=(clinical_events.numeric_value.is_not_null())
+        where=(
+            clinical_events.numeric_value.is_not_null() & 
+            # Ignore out-of-range values
+            (clinical_events.numeric_value > 4) & 
+            (clinical_events.numeric_value < 200)
+        )
     )
     # Severe obesity
     severe_obesity = case(