Table 2.

Association of age, sex, race, Charlson Comorbidity Index score, and vascular access type on the likelihood of starting dialysis, using the Fine–Gray proportional model to adjust for the competing risk of deaths

CovariateHazard Ratios (95% CIs)P Value
Age (yr)
 70–<75 (reference)
 75–<850.97 (0.89 to 1.07)0.57
 ≥850.83 (0.72 to 0.96)0.01
Sex
 Men (reference)
 Women0.94 (0.86 to 1.02)0.14
Race
 White (reference)
 Black1.14 (1.02 to 1.27)0.02
 Other1.28 (1.10 to 1.50)0.002
Comorbidity score
 0–4 (reference)
 5–101.09 (0.99 to 1.20)0.09
 11–211.03 (0.93 to 1.15)0.56
Vascular access type
 AVF (reference)
 AVG1.30 (1.16 to 1.45)<0.001