diff --git a/src/views/trials/trials-panel/setting/visit-plan/index.vue b/src/views/trials/trials-panel/setting/visit-plan/index.vue
index 6f0a6834..19539b68 100644
--- a/src/views/trials/trials-panel/setting/visit-plan/index.vue
+++ b/src/views/trials/trials-panel/setting/visit-plan/index.vue
@@ -286,7 +286,7 @@ export default {
         })
     },
     handleAdd() {
-      this.row = { TrialId: this.trialId, Id: '', IsBaseLine: false, BlindName: '', VisitWindowLeft: 0, VisitWindowRight: 0, Description: '' }
+      this.row = { TrialId: this.trialId, Id: '', IsBaseLine: false, BlindName: '', VisitWindowLeft: -3, VisitWindowRight: 3, Description: '' }
       this.timer = new Date().getTime()
       if (this.list.length === 0) {
         this.row.VisitName = 'Baseline'