25 June 2020 : Meta-Analysis
The Analysis for Anemia Increasing Fracture Risk
Yirong Teng1ABCDEF, Zhaowei Teng1ABCDEFG, Shuanglan Xu2BCE, Xiguang Zhang1CEF, Jie Liu2BCE, Qiaoning Yue1BCE, Yun Zhu1AFG*, Yong Zeng1ABFDOI: 10.12659/MSM.925707
Med Sci Monit 2020; 26:e925707
Table 3 Subgroup analyses of the association between anemia and fracture risk.
| Factor | No. of studies | RR (95% CI) | Heterogeneity P (I2 %) | |
|---|---|---|---|---|
| Sex | Male | 3 | 1.51 (1.16–1.95) | 0.074 (61.5) |
| Female | 3 | 1.09 (1.04–1.13) | 0.747 (0.0) | |
| Male/Female | 3 | 1.35 (1.18–1.55) | 0.266 (24.4) | |
| Study design | Prospective study | 4 | 1.34 (0.96–1.87) | 0.003 (78.0) |
| Retrospective study | 5 | 1.26 (1.12–1.42) | 0.001 (77.7) | |
| Region | America | 3 | 1.47 (0.96–2.23) | 0.001 (85.1) |
| Europe | 3 | 1.35 (0.98–1.85) | 0.154 (44.6) | |
| Asia | 3 | 1.22 (1.07–1.40) | 0.003 (83.1) | |
| RR – relative risk; CI– confidence interval. | ||||