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A cohort of patients admitted to a hospital with an acute hip fractures were followed up for one year. 33% had died. The univariate hazard
A cohort of patients admitted to a hospital with an acute hip fractures were followed up for one year. 33% had died. The univariate hazard ratio for comorbid cardiovascular disease was 1.4 with the 95% confidence interval of 1.2 to 1.6. Is comorbid cardiovascular disease a significant risk factor?
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