question: Compared to Control what was the result of Pre-invitation leaflet on Cumulative uptake at 6 months?
context: The OR adjusted for baseline uptake compared with control was 0.97 (95% CI 0.88–1.06, p = 0.485) at three months and 1.01 (95% CI 0.93–1.11, p = 0.747) at six months.