diff --git a/mimic-iv/concepts/measurement/cardiac_marker.sql b/mimic-iv/concepts/measurement/cardiac_marker.sql
index 3937e7792..ed612191a 100644
--- a/mimic-iv/concepts/measurement/cardiac_marker.sql
+++ b/mimic-iv/concepts/measurement/cardiac_marker.sql
@@ -5,7 +5,7 @@ SELECT
     , MAX(charttime) AS charttime
     , le.specimen_id
     -- convert from itemid into a meaningful column
-    , MAX(CASE WHEN itemid = 51003 THEN value ELSE NULL END) AS troponin_t
+    , MAX(CASE WHEN itemid = 51003 THEN valuenum ELSE NULL END) AS troponin_t
     , MAX(CASE WHEN itemid = 50911 THEN valuenum ELSE NULL END) AS ck_mb
     , MAX(CASE WHEN itemid = 50963 THEN valuenum ELSE NULL END) AS ntprobnp
 FROM `physionet-data.mimiciv_hosp.labevents` le
diff --git a/mimic-iv/concepts_duckdb/measurement/cardiac_marker.sql b/mimic-iv/concepts_duckdb/measurement/cardiac_marker.sql
index 5f2a64ab7..7dc6cf266 100644
--- a/mimic-iv/concepts_duckdb/measurement/cardiac_marker.sql
+++ b/mimic-iv/concepts_duckdb/measurement/cardiac_marker.sql
@@ -5,7 +5,7 @@ SELECT
   MAX(hadm_id) AS hadm_id,
   MAX(charttime) AS charttime,
   le.specimen_id,
-  MAX(CASE WHEN itemid = 51003 THEN value ELSE NULL END) AS troponin_t,
+  MAX(CASE WHEN itemid = 51003 THEN valuenum ELSE NULL END) AS troponin_t,
   MAX(CASE WHEN itemid = 50911 THEN valuenum ELSE NULL END) AS ck_mb,
   MAX(CASE WHEN itemid = 50963 THEN valuenum ELSE NULL END) AS ntprobnp
 FROM mimiciv_hosp.labevents AS le
diff --git a/mimic-iv/concepts_postgres/measurement/cardiac_marker.sql b/mimic-iv/concepts_postgres/measurement/cardiac_marker.sql
index dc2020ca9..665380ba8 100644
--- a/mimic-iv/concepts_postgres/measurement/cardiac_marker.sql
+++ b/mimic-iv/concepts_postgres/measurement/cardiac_marker.sql
@@ -6,7 +6,7 @@ SELECT
   MAX(hadm_id) AS hadm_id,
   MAX(charttime) AS charttime,
   le.specimen_id, /* convert from itemid into a meaningful column */
-  MAX(CASE WHEN itemid = 51003 THEN value ELSE NULL END) AS troponin_t,
+  MAX(CASE WHEN itemid = 51003 THEN valuenum ELSE NULL END) AS troponin_t,
   MAX(CASE WHEN itemid = 50911 THEN valuenum ELSE NULL END) AS ck_mb,
   MAX(CASE WHEN itemid = 50963 THEN valuenum ELSE NULL END) AS ntprobnp
 FROM mimiciv_hosp.labevents AS le