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Technical difficulties may have affected study's results

BMJ 1996; 313 doi: (Published 09 November 1996) Cite this as: BMJ 1996;313:1204
  1. Stuart Barton,
  2. Mike Cranney,
  3. Tom Walley
  1. Senior lecturer in primary care therapeutics General practice research fellow Professor of clinical pharmacology Department of Pharmacology and Therapeutics, University of Liverpool, Liverpool L69 3BX

    EDITOR,—We agree with the main conclusion of T P Fahey and T J Peters—namely, that hypertension guidelines vary considerably and that guidelines should explicitly target those people with higher absolute levels of cardiovascular risk.1 Yet we are not convinced by many of the detailed arguments in the authors' paper.

    Why did the authors choose to study patients who had already been labelled in their notes as hypertensive and were currently taking antihypertensive treatment? This group is not defined by any of …

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