Progression to PID | Fraction progressing, % (95% CI)* | Cumulative incidence of PID after one year, % (95% CI)† | Akaike’s Information Criterion‡ | |
---|---|---|---|---|
Control group | Intervention group | |||
Data | ||||
Results from RCT | 1.9 (1.2 to 2.9) | 1.3 (0.7 to 2.1) | ||
Model | ||||
Immediate progression | 8.3 (5.7 to 11.0) | 1.6 (1.1 to 2.1) | 1.6 (1.1 to 2.1) | 13.3 |
Constant progression | 9.9 (6.8 to 13.0) | 1.7 (1.2 to 2.3) | 1.5 (1.0 to 1.9) | 12.1 |
Progression at the end | 10.0 (6.8 to 13.1) | 1.7 (1.2 to 2.3) | 1.5 (1.0 to 1.9) | 12.1 |