Analysis of absolute incidence tells different storyBMJ 2011; 342 doi: https://doi.org/10.1136/bmj.d3530 (Published 07 June 2011) Cite this as: BMJ 2011;342:d3530
- Stephen L Black, professor emeritus1
- 1Bishop’s University, Sherbrooke, QC, Canada J1M 1Z7
Data in figure 1 of Bolland and colleagues’ reanalysis and meta-analysis of calcium, vitamin D, and cardiovascular risk show the absolute incidence of cardiovascular events per 1000 patient years, suggesting a conclusion contrary to that of the authors based on hazard ratios.1 For the eight types of event in both …
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