Fig. 4

Kaplan–Meier survival curve showing cumulative incidence of success with (99.4%; 95% CI 97.8–99.9) and without PCR correction (98.9%; 95% CI 97.1–99.7) at all study sites
Kaplan–Meier survival curve showing cumulative incidence of success with (99.4%; 95% CI 97.8–99.9) and without PCR correction (98.9%; 95% CI 97.1–99.7) at all study sites