OBJECTIVES: To determine the trends in overall and age-specific rates of coronary artery
bypass grafting (CABG) in Ontario from 1981 to 1989 and to assess whether relative …

Objective.—To compare overall rates of coronary artery bypass surgery (CABS) in several
Canadian and US jurisdictions and to compare use by age and income groups in the two …

OBJECTIVE: To analyse the geographic variation in the rates of coronary artery bypass
grafting (CABG) between 1981 and 1991. DESIGN: Retrospective study of discharge …

Data from a national sample of hospitals were used to explore reasons for improved in-
hospital survival rate for coronary artery bypass graft (CABG) surgery between 1972 and …

We reviewed recent reports from administrative databases and clinical registries addressing
the utilization of coronary artery bypass grafting (CABG) in Canada. The Canadian CABG …

This report examines trends in the number and the rates of coronary artery bypass surgery
(CABS) in Canada, performed over a six-year period from 1981-82 to 1986-87. The analysis …

Objective.—To assess whether risk-adjusted mortality rates for hospitals reflect primarily
chance variation. Design.—Observation over time. Setting.—All 115 California hospitals with …

OBJECTIVE. The rate of coronary artery bypass surgery (CABG) has been shown to vary
greatly across geographic regions. This study examined whether these rates were …

Objective To examine the geographic and temporal trends in the performance of coronary
artery bypass grafting (CABG) in the province of Alberta. This examination was designed to …

This study compares computer registry data on coronary bypass surgery from several
centres in Canada and the United States to assess current trends in patient profile, and …