TABLE 2.
Results of subgroup analysis and meta-regression for the association between mushroom intake and cancer risk
| Characteristic | Pooled RR (95% CI) | I2 (%) | P for heterogeneity between subgroups |
|---|---|---|---|
| Cancer type | 0.60 | ||
| Breast | 0.65 (0.52, 0.81) | 81 | |
| Prostate | 0.86 (0.72, 1.03) | 7 | |
| Ovarian | 0.79 (0.62, 1.00) | 0 | |
| Stomach | 0.61 (0.33, 1.11) | 73 | |
| Colorectal | 0.93 (0.64, 1.34) | 19 | |
| Liver | 1.16 (0.33, 4.07) | 83 | |
| Study design | 0.002 | ||
| Cohort | 0.89 (0.82, 0.97) | 13 | |
| Case-control | 0.52 (0.41, 0.66) | 59 | |
| Region | 0.02 | ||
| Western | 0.93 (0.85, 1.02) | 0 | |
| Eastern | 0.58 (0.47, 0.71) | 68 |