diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/result/AntData.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/result/AntData.java
index 8bc102d..20ea047 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/result/AntData.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/result/AntData.java
@@ -64,7 +64,7 @@ public class AntData {
 
     public AntData(AntExChuModel model,String hospitalName,Date lastMenses) {
         this.id = model.getId();
-        int days = DateUtil.daysBetween(model.getLastMenses(), model.getCheckTime());
+        int days = DateUtil.daysBetween(lastMenses, model.getCheckTime());
         this.dueWeek = StringUtils.dueWeek(days);
         if(null!=model.getCheckTime()){
             this.checkTime = DateUtil.getyyyy_MM_dd(model.getCheckTime());