| Experimental Group | Control Group |
District | Changhua Street, Lugang Street, Nanguo Village, Dazhu Village, Hemei Village, Xiushui Village, Fenyuan Village, Xihu Village, Yongjing Village, Shetou Village, Ershui Village, Beidou Street, Erlin Village | Xianxi Village, Fuxing Village, Huatan Village, Yuanlin Street, Dacun Village, Puyan Village, Poxin Village, Tianzhong Village, Tianwei Village, Pitou Village, Shashan Village, Dacheng Village, Zhutang Village, Xizhou Village |
Mean | 0.8597 | 0.8152 |
Variance | 0.0136 | 0.0274 |