Assertion: placebo's study | /r/CapableOf | suggest increased risk
Facets:
value: compared with patients
type: OTHER
Source sentences:
text: A large epidemiological study suggested an increased risk of developing pneumonia in current users of histamine-2-receptor antagonists (H2RAs) compared with patients who had stopped H2RA treatment, with an observed adjusted relative risk of 1.63 (95% CI, 1.07 – 2.48).