Effect of 1995 pill scare on rates of venous thromboembolism among women taking combined oral contraceptives: analysis of General Practice Research Database

A small error persisted to final publication of this paper by R D T Farmer and colleagues (19-26 August, pp 477-9). In table 2 the upper limit of the confidence interval for the age adjusted ratio for the 25-34 age group should be 1.46 (not 1.96).