Table 4 Falsification endpoint analysis
| Â | Â | Rate per 100 (95% CI) | Â | Â | Â | |
|---|---|---|---|---|---|---|
| Â | Before propensity score matching | After propensity score matching | Hazard ratio (95% CI) | p value | ||
|  | No metformin (n = 2222) | Metformin (n = 1100) | No metformin (n = 2222) | Metformin (n = 1100) | ||
Fracture | 4.57 (3.81, 5.48) | 2.54 (1.75, 3.68) | 4.00 (3.05, 5.25) | 3.01 (2.05, 4.4) | 0.75 (0.45, 1.21) | 0.23 |