Figure 4.

Sensitivity analysis. Estimated excess number of upper gastrointestinal tract complications (UGIC) cases attributable to aspirin (measured as the incidence rate difference between users and non-users) stratified by prior ulcer history and age for male and females, assuming a range of relative risks for aspirin from 1.5 to 3.

Hernández-Díaz and García Rodríguez BMC Medicine 2006 4:22   doi:10.1186/1741-7015-4-22
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