Table 3.
Characteristics of included studies
| Author/year | Study name | Design/data collection wave and year | Population/characteristics | Regions | No. of centers | Training status/specialty | Measuring instrument | Findings |
|---|---|---|---|---|---|---|---|---|
| Zhou 2016 [34] | Cross-sectional survey | n = 1274 | Heilongjiang | 2 | Trained Multi but not specified |
15-item CMBI | Score 1–7 | |
| Wen 2016 [20] | Cross-sectional survey | n = 1537 | Sichuan, Chongqing, Gansu, Guizhou, Guangdong, Shanxi, Hunan, Zhejiang, Yunnan, Ningxia | 46 | Not stated Multi but not specified |
15-item CMBI-GS | Weighed sum score equation | |
| Jin 2015 [39] | Cross-sectional survey | n = 135 | Shanghai | 2 | Intern Not stated |
15-item CMBI-GS | Score 1–7 | |
| Xiao 2014 [22] | Cross-sectional survey | n = 205 | Beijing | 3 | Not stated Emergency |
15-item CMBI-GS | 6 pt | |
| Wang 2014 [19] | Cross-sectional survey | n = 457 | Shanghai | 21 | From junior to senior Multi |
19-item CMBI-HSS | Score 1–7 | |
| Wu 2013 [21] | Cross-sectional survey | n = 1618 | Liaoning | 7 | From junior to senior Not stated |
16-item CBMI-GS | Score 0–6 | |
| Cui 2013 [33] | Cross-sectional survey | n = 510 | Beijing, Xian, Shanghai, Jiangsu, Zhejiang, Guangdong, Fujian, Hubei, Hunan, Inner Mongolia | ≥ 10 | From junior to senior Multi |
16-item CMBI-GS | Score 0–6 | |
| Wang 2012 [38] | Cross-sectional survey | n = 1011 | Liaoning | 6 | From junior to senior Not stated |
15-item CMBI-GS | Score 0–6 | |
| Zhang 2011 [35] | Cross-sectional survey | n = 1451 | Hubei | 67 | From junior to senior Multi |
15-item CMBI | Score 1–5 | |
| Wu 2008 [37] | Cross-sectional survey | n = 543 | Henan | 3 | Not stated Multi |
16-item CMBI-GS | Score 0–6 | |
| Zhu 2006 [36] | Cross-sectional survey | n = 561 | Not stated | 3 | From junior to senior Multi but not specified |
16-item CMBI-GS | Score 1–7 |