Table 3.

Predictors of withdrawal from renal replacement therapy in the first year

VariablePatients (n)Univariate AnalysisMultivariate Analysis
SHR (95% CI)P ValueSHR (95% CI)P Value
Age (per decade)24,1971.87 (1.75–1.99)<0.0011.70 (1.59–1.83)<0.001
Male sex24,1970.86 (0.75–0.99)0.040.75 (0.65–0.86)<0.001
Race
 white24,1971 (reference)<0.001a1 (reference)0.005a
 indigenous0.48 (0.38–0.60)0.74 (0.58–0.95)
 other0.49 (0.36–0.68)0.66 (0.48–0.91)
Late referral24,1971.96 (1.71–2.26)<0.0011.83 (1.59–2.11)<0.001
Diabetes24,1971.14 (0.99–1.30)0.071.16 (1.00–1.34)0.05
Comorbid burdenb (per 1 additional comorbid condition)24,1971.58 (1.50–1.66)<0.0011.33 (1.25–1.41)<0.001
Peritoneal dialysis24,1970.53 (0.44–0.64)<0.0010.59 (0.49–0.72)<0.001
Remoteness
 major cities19,883c1 (reference)0.02a
 inner regional1.11 (0.92–1.33)
 outer regional0.87 (0.67–1.14)
 remote0.55 (0.32–0.96)
 very remote0.34 (0.13–0.91)
  • SHR, subhazard ratio; CI, confidence interval.

  • a P value for category as a whole.

  • b Number of comorbid conditions (from 0 to 4): coronary artery disease, cerebrovascular disease, peripheral vascular disease, and chronic lung disease.

  • c Available only for Australian patients.