Table 5.
Analysis of relevant factors.
| Relevant factors | Number of studies | OR (95%CI) | p value | Heterogeneity | ||
|---|---|---|---|---|---|---|
| Q test | p value | I2 | ||||
| Depression | 8 | 1.117 (0.693 ~ 1.541) | <0.001 | 17.54 | 0.014 | 60.10% |
| Malnutrition | 6 | 1.420 (0.763 ~ 2.077) | <0.001 | 25.55 | <0.001 | 80.40% |
| ≥70 | 3 | 0.717 (0.424 ~ 1.009) | <0.001 | 1.98 | 0.371 | 0.00% |
| ≥80 | 3 | 1.974 (0.910 ~ 3.037) | <0.001 | 5.94 | 0.051 | 66.30% |
| Regular exercise | 5 | -1.330 (−1.968 ~ −0.691) | <0.001 | 8.03 | 0.090 | 50.20% |
| ≥High school | 2 | −0.900 (−1.949 ~ 0.149) | 0.093 | 2.65 | 0.104 | 62.20% |
| ≥College | 2 | −1.245 (−1.748 ~ −0.743) | <0.001 | 0 | 0.996 | 0.00% |
| Chronic disease≥4 | 2 | 3.572 (1.910 ~ 5.233) | <0.001 | 0.02 | 0.879 | 0.00% |
| Glycated hemoglobin≥8.5 | 2 | 1.177 (0.500 ~ 1.854) | 0.001 | 0.29 | 0.593 | 0.00% |