diff --git a/platform-dal/src/main/java/com/lyms/platform/query/QuestionQuery.java b/platform-dal/src/main/java/com/lyms/platform/query/QuestionQuery.java
index a4b28bf..76adb8f 100644
--- a/platform-dal/src/main/java/com/lyms/platform/query/QuestionQuery.java
+++ b/platform-dal/src/main/java/com/lyms/platform/query/QuestionQuery.java
@@ -48,7 +48,7 @@ public class QuestionQuery extends BaseQuery implements IConvertToNativeQuery {
             condition=  condition.and("patientId",patientId, MongoOper.IS);
         }
 
-        if(null != patientIds && patientId.length() > 0){
+        if(null != patientIds && patientIds.size() > 0){
             condition=  condition.and("patientId",patientIds, MongoOper.IN);
         }