diff --git a/mimic-iii/concepts/organfailure/kdigo_stages.sql b/mimic-iii/concepts/organfailure/kdigo_stages.sql
index eff4c9da9..314e4a285 100644
--- a/mimic-iii/concepts/organfailure/kdigo_stages.sql
+++ b/mimic-iii/concepts/organfailure/kdigo_stages.sql
@@ -17,7 +17,7 @@ with cr_stg AS
         -- For patients reaching Stage 3 by SCr >4.0 mg/dl
         -- require that the patient first achieve ... acute increase >= 0.3 within 48 hr
         -- *or* an increase of >= 1.5 times baseline
-        and (cr.creat_low_past_48hr <= 3.7 OR cr.creat >= (1.5*cr.creat_low_past_7day))
+        and (cr.creat >= (cr.creat_low_past_48hr+0.3) OR cr.creat >= (1.5*cr.creat_low_past_7day))
             then 3 
         -- TODO: initiation of RRT
         when cr.creat >= (cr.creat_low_past_7day*2.0) then 2
diff --git a/mimic-iii/concepts_postgres/organfailure/kdigo_stages.sql b/mimic-iii/concepts_postgres/organfailure/kdigo_stages.sql
index 0a45b999c..26b8179cd 100644
--- a/mimic-iii/concepts_postgres/organfailure/kdigo_stages.sql
+++ b/mimic-iii/concepts_postgres/organfailure/kdigo_stages.sql
@@ -19,7 +19,7 @@ with cr_stg AS
         -- For patients reaching Stage 3 by SCr >4.0 mg/dl
         -- require that the patient first achieve ... acute increase >= 0.3 within 48 hr
         -- *or* an increase of >= 1.5 times baseline
-        and (cr.creat_low_past_48hr <= 3.7 OR cr.creat >= (1.5*cr.creat_low_past_7day))
+        and (cr.creat >= (cr.creat_low_past_48hr+0.3) OR cr.creat >= (1.5*cr.creat_low_past_7day))
             then 3 
         -- TODO: initiation of RRT
         when cr.creat >= (cr.creat_low_past_7day*2.0) then 2