Letters

The PROGRESS trial three years later: Clear and accurate interpretations of studies are needed

BMJ 2004; 329 doi: https://doi.org/10.1136/bmj.329.7479.1404 (Published 09 December 2004) Cite this as: BMJ 2004;329:1404
  1. Daniel G Hackam (danhackam@cogeco.ca), research fellow
  1. Institute for Clinical Evaluative Sciences, Division of Clinical Pharmacology, Sunnybrook and Women's College Health Sciences Centre, University of Toronto, Canada M4N 3M5

    EDITOR—Like Wennberg and Zimmermann, I am troubled by the interpretation of the results of PROGRESS published in the original Lancet article and reiterated by others; by the amalgamation of the perindopril and perindopril-indapamide arms under the rubric “perindopril based therapy”; and by the chief conclusions about such treatment attributed by the …

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