Mortality attributable to nosocomial Clostridium difficileassociated disease during an epidemic caused by a hypervirulent strain in Quebec
Jacques Pépin,
Louis Valiquette and
Benoit Cossette
From the Department of Microbiology and Infectious Diseases, University of Sherbrooke (Pépin, Valiquette), and the Department of Pharmacy, Centre hospitalier universitaire de Sherbrooke (Cossette), Sherbrooke, Que.
Fig. 1: KaplanMeier plot showing probability of death since diagnosis among inpatients in whom nosocomial Clostridium difficileassociated disease (CDAD) developed and among matched control subjects without CDAD. No. of days = time since diagnosis of CDAD (cases) or time since reaching the same interval after admission (controls).