Studies' assumptions are removed from clinical practice

BMJ 1996; 313 doi: https://doi.org/10.1136/bmj.313.7057.622c (Published 07 September 1996) Cite this as: BMJ 1996;313:622
  1. Ian Trimble,
  2. Chris Derett
  1. General practitioner Sherwood Health Centre, Nottingham NG5 4AD
  2. General practitioner Barton House Centre, London N16 9JT

    EDITOR,—A H Briggs et al assume that all patients with dyspepsia have maintenance treatment of cimetidine 400 mg twice daily.1 In fact many receive maintenance treatment with other drugs, such as omeprazole 20 mg once daily, which is over five times more expensive in the most recent issue of the British National Formulary.

    The authors recognise that the cost and accuracy of the serology test has an important effect on the …

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