Letter
β blockers
Misuse of confidence intervals threatens conclusions
Cite this as:
BMJ
2007;334:1020.2
- Christopher J Cates, general practitioner
- Manor View Practice, Bushey WD23 2NN
- chris.cates{at}nhs.net
The data presented in table 1 of Ong's review leave considerable uncertainty about whether atenolol is better or worse than other β blockers.1 The confidence intervals for …
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