CMAJ December 4, 2007; 177 (12).
First published November 14, 2007; doi:10.1503/cmaj.071112
© 2007 Canadian Medical Association or its licensors
All editorial matter in CMAJ represents the opinions of the authors and not necessarily those of the Canadian Medical Association.
Sex-and age-based differences in the delivery and outcomes of critical care
Robert A. Fowler, MDCM MS,
Natasha Sabur, MD,
Ping Li, PhD,
David N. Juurlink, MD MSc,
Ruxandra Pinto, PhD,
Michelle A. Hladunewich, MD MS,
Neill K.J. Adhikari, MDCM MS,
William J. Sibbald, MD MPH and
Claudio M. Martin, MD MSc
From the Interdepartmental Division of Critical Care Medicine (Fowler, Adhikari, Sibbald) and the Department of Medicine (Fowler, Juurlink, Hladunewich, Adhikari, Sibbald), University of Toronto and Sunnybrook Health Sciences Centre, Toronto, Ont.; the Faculty of Medicine (Sabur), University of Calgary, Calgary, Alta.; the Institute of Clinical and Evaluative Sciences (Li, Juurlink), Toronto, Ont.; the Department of Critical Care Medicine (Pinto) and the Division of Nephrology (Hladunewich), Sunnybrook Health Sciences Centre, Toronto, Ont.; and the Department of Medicine, University of Western Ontario, and the Centre for Critical Illness Research, Lawson Health Research Institute, London Health Science Centre (Martin), London, Ont.

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Figure 1: Age and sex distribution of 24 778 patients admitted to intensive care units at study hospitals in Ontario between Jan. 1, 2000, and Dec. 31, 2001. Figures were adjusted for known sex-specific population differences in the overall Ontario population and are expressed as admission rates per 100 000 of the Ontario population, by sex and age decade.
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Figure 2: Unadjusted and adjusted hazard ratios for risk of death among critically ill women (v. men) admitted to intensive care units (ICUs). (Adjustments were for Charlson Comorbidity Index score, APACHE III score [severity of illness], source of ICU admission and diagnosis on ICU admission.)
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