diff --git a/criterion/scores.py b/criterion/scores.py
index f711c5e..f0f16c4 100644
--- a/criterion/scores.py
+++ b/criterion/scores.py
@@ -10,6 +10,7 @@
         DigiPOD.system_uri, "016"
     ),  # $cs-digipod#016 "Nursing Delirium Screening Scale (NU-DESC) score"
     override_value_required=False,
+    forward_fill=False,
 )
 DRS_documented = PointInTimeCriterion(
     category=CohortCategory.INTERVENTION,
@@ -17,6 +18,7 @@
         DigiPOD.system_uri, "019"
     ),  # $cs-digipod#019 "Delirium Rating Scale score"
     override_value_required=False,
+    forward_fill=False,
 )
 DOS_documented = PointInTimeCriterion(
     category=CohortCategory.INTERVENTION,
@@ -24,6 +26,7 @@
         DigiPOD.system_uri, "020"
     ),  # $cs-digipod#020 "Delirium Observation Scale score"
     override_value_required=False,
+    forward_fill=False,
 )
 CAM_documented = PointInTimeCriterion(
     category=CohortCategory.INTERVENTION,
@@ -31,6 +34,7 @@
         DigiPOD.system_uri, "018"
     ),  # $cs-digipod#018 "Confusion Assessment Method score"
     override_value_required=False,
+    forward_fill=False,
 )
 AT4_documented = PointInTimeCriterion(
     category=CohortCategory.INTERVENTION,
@@ -38,6 +42,7 @@
         DigiPOD.system_uri, "017"
     ),  # $cs-digipod#017 "4AT score"
     override_value_required=False,
+    forward_fill=False,
 )
 TDCAM_documented = PointInTimeCriterion(
     category=CohortCategory.INTERVENTION,
@@ -45,6 +50,7 @@
         DigiPOD.system_uri, "021"
     ),  # $cs-digipod#021 "3-minute Diagnostic Interview for CAM-defined Delirium score"
     override_value_required=False,
+    forward_fill=False,
 )
 
 CAMICU_documented = PointInTimeCriterion(
@@ -53,6 +59,7 @@
         DigiPOD.system_uri, "022"
     ),  # $cs-digipod#022 "Confusion Assessment Method for the Intensive Care Unit score"
     override_value_required=False,
+    forward_fill=False,
 )
 
 DDS_documented = PointInTimeCriterion(
@@ -61,6 +68,7 @@
         DigiPOD.system_uri, "023"
     ),  # $cs-digipod#023 "Delirium Detection Score score"
     override_value_required=False,
+    forward_fill=False,
 )
 
 ICDSC_documented = PointInTimeCriterion(
@@ -69,4 +77,5 @@
         DigiPOD.system_uri, "024"
     ),  # $cs-digipod#024 "Intensive Care Delirium Screening Checklist score"
     override_value_required=False,
+    forward_fill=False,
 )