Table 7.

HRs and 95% CIs for 1-yr mortality, ischemic stroke, hemorrhagic stroke, calciphylaxis, and GI bleeding by warfarin among the incident HD population with AF, 2006–2013

Variable	Mortalitya		Ischemic		Hemorrhagic		Calciphylaxis		GI Bleeding
	aHR	95% CI	aHR	95% CI	aHR	95% CI	aHR	95% CI	aHR	95% CI
Warfarin	0.81	0.72 to 0.91	0.79	0.66 to 0.95	1.22	1.03 to 1.46	1.49	1.05 to 1.91	1.12	0.94 to 1.36

Adjusted for age, sex, race/ethnicity, dual eligibility, residential area, vintage, median income+CHA₂DS₂-VASc+baseline and time-varying comorbidities (congestive heart failure, cancer, peripheral vascular disease, cerebrovascular disease, COPD, hypertension, current smoker status, atherosclerotic heart disease, diabetes, AIDS)+baseline and time-varying medications+baseline and time-varying procedures. aHR, adjusted hazard ratio.COPD, chronic obstructive pulmonary disease.

^aEmployed a competing-risks Cox model with time-varying covariates.