Subgroup factor | Group standard | Number of data group | Q-value | P-value | I2 | 95% CI |
---|---|---|---|---|---|---|
Study design | retrospective | 3 | 8.90 | 0.0117 | 77.5% | 3.04 (2.02~4.05) |
prospective | 10 | 25.86 | 0.0022 | 65.2% | 2.54 (2.02~3.07) | |
Surgical procedure | lamellar | 6 | 38.97 | <0.0001 | 87.2% | 2.61 (1.73~3.50) |
surface | 7 | 0.37 | 0.9991 | 0% | 2.69 (2.28~3.09) | |
Post-op follow-up | > 1 month | 10 | 18.85 | 0.0265 | 52.3% | 2.90 (2.48~3.32) |
≤1 month | 3 | 8.23 | 0.0163 | 75.7% | 2.12 (1.01~3.24) | |
> 3 months | 5 | 12.36 | 0.0149 | 68.0% | 2.83 (2.07~3.60) | |
≤3 months | 8 | 24.72 | 0.0009 | 72.0% | 2.57 (1.96~3.18) | |
Total | Â | 13 | 40.92 | <0.0001 | 71.0% | 2.67 (2.20~3.14) |