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Number of injections within 6 months and 12 months between two groups
| Variable Median (IQR)a | IVR (N = 30) | IVR + Laser (N = 34) | P value for group difference |
|---|---|---|---|
| Number of injections within 6 months | 3 (3, 4) | 4 (3, 4) | 0.1046 |
| Number of injections within 12 months | 4 (3, 6) | 6 (3, 7) | 0.0756 |
aAs injections during follow up were abnormally distributed, median (IQR) and Wilcoxon analysis were used
