Table 4 The demographics of the studies
Variable | Number of studies with available data | WMD/OR | 95% CI | p value |
|---|---|---|---|---|
Age (years) | 8 | 0.89 | (-0.85,2.62) | 0.32 |
Gender(male) (n) | 8 | 1.13 | (0.89,1.43) | 0.32 |
Stone size (mm) | 7 | 0.68 | (-0.68,2.03) | 0.33 |
Laterality(Left)(n) | 5 | 1.14 | (0.86,1.52) | 0.35 |