Table 1.
RCT vs database results
| N | N | HR (95% CI) | P vs RCT | |
|---|---|---|---|---|
| Case | Control | |||
| Intact uterus | ||||
| RCT | ||||
| Age 50‐60 | 2839 | 2683 | 0.69 (0.44‐1.07) | |
| Age 50‐70 | 6692 | 6340 | 0.98 (0.77‐1.25) | |
| Database | PTERR adj | |||
| Age 50‐60 | 29 972 | 51 584 | 0.39 (0.29‐0.50) | NS 0.03 |
| Age 50‐70 | 34 006 | 64 226 | 0.38 (0.31‐0.48) | <0.01 |
| Hysterectomy | ||||
| RCT | ||||
| Age 50‐60 | 1637 | 1673 | 0.71 (0.46‐1.11) | |
| Age 50‐70 | 4024 | 4128 | 0.94 (0.75‐1.16) | |
| Database | Adjusted | PTERR adj | ||
| Age 50‐60 | 10 802 | 15 902 | 0.44 (0.28‐0.70) | NS 0.14 |
| Age 50‐70 | 13 659 | 20 206 | 0.39 (0.28‐0.54) | <0.01 |
Abbreviations: HR, hazard ratio; PTERR adj, Post Treatment Event Rate Ratio adjusted; RCT, randomized controlled trial.