Table 3.
Influencing factor | Control group | Literature count | I2 | Q valve | p | Meta-analysis model | OR (95%CI) | |
---|---|---|---|---|---|---|---|---|
Age | <40 | ≥40 | 5 | 59.3% | 7.37 | 0.061 | Random-effects | 1.45 (0.87 ~ 2.43) |
Matrimony | Getting married | Not married | 11 | 60.0% | 25.03 | 0.005 | Random-effects | 0.62 (0.41 ~ 0.94) |
Occupation | Employed | Not employed | 6 | 21.6% | 5.10 | 0.277 | Common-effects | 0.59 (0.46 ~ 0.76) |
Educational level | College degree or above | Below associate degree | 8 | 51.3% | 14.38 | 0.045 | Random-effects | 0.88 (0.64 ~ 1.21) |
Economy | ≤5 k | >5 k | 4 | 34.3% | 3.04 | 0.218 | Common-effects | 1.58 (1.08 ~ 2.30) |
Payment method | reimbursable | Self-funded | 6 | 6.0% | 5.32 | 0.378 | Common-effects | 0.17 (0.10 ~ 0.29) |
Stage of disease | 0 ~ 2 | 3 ~ 4 | 7 | 57.6% | 14.14 | 0.028 | Random-effects | 0.54 (0.36 ~ 0.81) |
Mode of operation | Radical operation | Breast-conserving surgery | 5 | 37.3% | 6.38 | 0.172 | Common-effects | 1.36 (1.00 ~ 1.86) |
Family history | Yes | Not | 6 | 69.4% | 13.06 | 0.011 | Random-effects | 1.11 (0.50 ~ 2.47) |
Place of residence | city | Non-urban | 4 | 61.0% | 7.70 | 0.053 | Random-effects | 0.84 (0.48 ~ 1.49) |
Underlying disease | Yes | Not | 2 | 30.4% | 1.44 | 0.231 | Common-effects | 1.08 (0.66 ~ 1.77) |
chemotherapy | Yes | Not | 2 | 0.0% | 0.54 | 0.463 | Common-effects | 1.43 (0.84 ~ 2.45) |