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Table 7 Quality appraisal OS

From: Effectiveness and patient safety of platelet aggregation inhibitors in the prevention of cardiovascular disease and ischemic stroke in older adults – a systematic review

Reference Study addressed a clearly focused issue Authors used an appropriate method to answer their question Cases/cohort were/was recruited in an acceptable way Controls were selected in an acceptable way The exposure was accurately measured to minimize bias The outcome was accurately measured to minimize bias The authors identified all important confounding factors The follow up of subjects was complete enough The follow up of subjects was long enough Results can be applied to the local population
Sam 2004 [59]
Burton 2006 [48]
  1. Note: : yes, : no