diff --git a/src/ground/pages/home/index.ts b/src/ground/pages/home/index.ts
index b58f693..429c0de 100644
--- a/src/ground/pages/home/index.ts
+++ b/src/ground/pages/home/index.ts
@@ -229,11 +229,13 @@ Page({
 
   // 获取日/月度邀约患者统计数据（按日期筛选）
   getPatientStatistics() {
+    // 根据统计类型选择日期格式
+    const statDate = this.data.statType === 'month' ? this.data.startMonth : this.data.startDate
     wx.ajax({
       method: 'GET',
       url: '/app/promoter/promoter/patient-statistics',
       data: {
-        statDate: this.data.startDate,
+        statDate,
         type: this.data.statType,
       },
     }).then((res: any) => {
@@ -248,13 +250,16 @@ Page({
 
   // 获取邀约患者统计图表（使用 chart1 的日期）
   getPatientChart() {
+    // 根据统计类型选择日期格式
+    const startDate = this.data.statType === 'month' ? this.data.chart1StartMonth : this.data.chart1StartDate
+    const endDate = this.data.statType === 'month' ? this.data.chart1EndMonth : this.data.chart1EndDate
     wx.ajax({
       method: 'GET',
       url: '/app/promoter/promoter/patient-chart',
       data: {
         type: this.data.statType,
-        startDate: this.data.chart1StartDate,
-        endDate: this.data.chart1EndDate,
+        startDate,
+        endDate,
       },
     }).then((list: any) => {
       // 新接口返回的数据格式包含 invitePatientCount, jumpPatientCount, enrollPatientCount, indicationStats
@@ -274,10 +279,13 @@ Page({
 
   // 获取邀约药师统计图表（使用 chart2 的日期）
   getPharmacistChart() {
+    // 根据统计类型选择日期格式
+    const startDate = this.data.statType === 'month' ? this.data.chart2StartMonth : this.data.chart2StartDate
+    const endDate = this.data.statType === 'month' ? this.data.chart2EndMonth : this.data.chart2EndDate
     const data: any = {
       type: this.data.statType,
-      startDate: this.data.chart2StartDate,
-      endDate: this.data.chart2EndDate,
+      startDate,
+      endDate,
     }
     if (this.data.currentProjectId) {
       data.projectId = this.data.currentProjectId
@@ -296,10 +304,13 @@ Page({
 
   // 获取邀约药店统计图表（使用 chart3 的日期）
   getPharmacyChart() {
+    // 根据统计类型选择日期格式
+    const startDate = this.data.statType === 'month' ? this.data.chart3StartMonth : this.data.chart3StartDate
+    const endDate = this.data.statType === 'month' ? this.data.chart3EndMonth : this.data.chart3EndDate
     const data: any = {
       type: this.data.statType,
-      startDate: this.data.chart3StartDate,
-      endDate: this.data.chart3EndDate,
+      startDate,
+      endDate,
     }
     if (this.data.currentProjectId) {
       data.projectId = this.data.currentProjectId