Group proportions in the baseline and outcome populations by trial arm.
| % (n) | ||||
|---|---|---|---|---|
| Group A | Group B | Group C | Group D | |
| Intervention | ||||
| Baseline (n = 18 912) | 5.94 (1124) | 26.9 (5079) | 2.78 (525) | 0.43 (81) |
| Outcome (n = 18 021) | 8.91 (1606) | 19.4 (3502) | 0.55 (99) | 0.33 (59) |
| Change, % | 2.97 | –7.48 | –2.23 | –0.10 |
| Control | ||||
| Baseline (n = 19 235) | 5.91 (1137) | 25.9 (4990) | 2.70 (519) | 0.46 (89) |
| Outcome (n = 18 071) | 6.97 (1260) | 23.1 (4177) | 1.01 (183) | 0.31 (56) |
| Change, % | 1.06 | –2.83 | –1.69 | –0.15 |
| Intervention–control difference at outcome (95% CI) | 1.94 (1.38 to 2.50), P<0.001 | –3.68 (–4.53 to –2.84), P<0.001 | –0.46 (–0.64 to –0.28), P<0.001 | 0.02 (–0.10 to 0.13), P = 0.768 |