BMJ : British medical journal
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To assess the association between competing interests and authors' conclusions in randomised clinical trials. ⋯ Authors' conclusions in randomised clinical trials significantly favoured experimental interventions if financial competing interests were declared. Other competing interests were not significantly associated with authors' conclusions.
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The NHS is perceived to have a poor record of learning from incidents. Despite efforts of the Medical Devices Agency, which issues safety warnings, adverse incidents with medical devices continue to occur, some of which result in serious injury or death through device failures, user errors, and organisational problems. ⋯ Adverse incidents are typically caused by alignment of different factors, but good practice can prevent errors becoming incidents. Careful analysis of incidents reveals both the multifactorial causes and the good practices that can help minimise repetitions.