Table 2.

Association of age, sex, and comorbidity on the likelihood of initiating dialysis after incident fistula creation compared with remaining in predialysis, adjusting for the competing risk of death

Covariate	Hazard Ratios	95% CI	P Value
Age: 18–54 (reference)
55–64	0.90	0.78–1.05	0.17
65–74	0.79	0.69–0.91	<0.001
75–84	0.67	0.58–0.78	<0.001
85+	0.56	0.41–0.75	<0.001
Sex: male (reference)
Female	0.90	0.81–1.00	0.04
Deyo-Charlson Comorbidity Index: 0–2 (reference)
3–4	1.04	0.92–1.16	0.55
≥5	1.22	1.07–1.39	0.003

CI, confidence interval.