Observational study of upper gastrointestinal haemorrhage in elderly patients given selective cyclo-oxygenase-2 inhibitors or conventional non-steroidal anti-inflammatory drugs.

Abstract

OBJECTIVE To compare rates of upper gastrointestinal haemorrhage among elderly patients given selective cyclo-oxygenase-2 (COX 2) inhibitors and non-selective non-steroidal anti-inflammatory drugs (NSAIDs). DESIGN Observational cohort study. SETTING Administrative data from Ontario, Canada, used from 17 April 2000 to 31 March 2001 to identify population… (More)

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