Table 1.
Characteristics of 16 included studies
| Authors | Location | Research sites | Sample size (qualified rate %) | TI assessment tool | Prevalence of TI, N (%) |
| Xu et al44 | Anhui | City community | 1109 (92.96) | Dichotomous question | 224 persons (20.2) |
| Gu et al39 | Shanghai | City community | 127 (86.99) | Dichotomous question | 69 persons (56.69) |
| Yao et al40 | Guangdong | City community | 335 (95.7) | Dichotomous question | 178 persons (52.0) |
| Lu et al42 | Shandong | Rural area (village) | 1037 (98.57) | The self-made 10-item 5-point Likert Turnover Intention Scale | 498 persons (48.02) (score of >32 out of 50 means turnover intention) |
| Wei et al43 | Guangdong | City community and rural area | 1252 (87.43) | Frah Turnover Intention Scale | 227 persons (18. 13) (score of >3 out of 5) |
| Xu et al48 | Guizhou | Rural area (township) | 704 (96.6) | Dichotomous question | 247 persons (35.10) |
| Liu et al18 | Not stated | City community and rural area | 16 157 (100.00) | Dichotomous question | 1858 persons (11.50) |
| Zhang49 | Shaanxi | Rural area (township) | 425 (99.53) | Dichotomous question | 34 persons (8.00) |
| Liu et al41 | Shanghai | City community and rural area | 3295 (86.70) | Dichotomous question | 520 persons (15.80) |
| Shen et al46 | 8 central provinces* | Rural area (village) | 1669 (100.00) | Dichotomous question | 568 persons (34.03） |
| Qiong et al45 | Wuhan | City community and rural area | 755 (83.90) | Michael & Spector Turnover Intention Scale | 278 persons (36.86） (score of >3 out of 5) |
| Zhang et al51 | Shandong, Anhui, Shanxi | Rural area (township) | 167 (100.00) | Dichotomous question | 49 persons (29. 34) |
| Ruan 47 | Yunnan | Rural area (township and county) | 493 (94.80) | Dichotomous question | 101 persons (29. 34) |
| Fang et al19 | Hubei | Rural area (village) | 1889 (97.88) | Dichotomous question | 695 persons (36.8) |
| Sun et al50 | 5 provinces* | City community | 3212 (99.32) | Dichotomous question | 1243 persons (38.7) |
| Liu et al18 | 11 western provinces* | Rural area (township and county) | 5046 (90.40) | Dichotomous question | 1468 persons (29.1) |
*Eight provinces: Shanxi, Jilin, Heilongjiang, Anhui, Jiangxi, Henan, Hubei and Hunan; 5 provinces: Zhejiang, Guangdong, Guizhou, Hebei and Hubei; 11 provinces: Gansu, Guangxi, Guizhou, Inner Mongolia, Ningxia, Qinghai, Shaanxi, Sichuan, Tibet, Xinjiang and Yunnan.
TI, turnover intention.