BMJ open
-
Review Meta Analysis
Diagnostic accuracy of screening tests for COPD: a systematic review and meta-analysis.
Chronic obstructive pulmonary disease (COPD) is widely underdiagnosed. A number of studies have evaluated the accuracy of screening tests for COPD, but their findings have not been formally summarised. We therefore sought to determine and compare the diagnostic accuracy of such screening tests in primary care. ⋯ CRD42012002074.