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Table 4 Results of the Fine and Gray competing risk survival analysis on time to death and time to RRT inception

From: Temporal validation of the CT-PIRP prognostic model for mortality and renal replacement therapy initiation in chronic kidney disease patients

  SHR (95% CI) p-value
Mortality   
Derivation cohort (ref) 1  
Validation cohort 1.116 (0.911–1.365) 0.289
node
 1 0.306 (0.247–0.379) <0.001
 2 0.855 (0.715–1.023) 0.087
 3 0.756 (0.380–1.507) 0.427
 4 0.115 (0.054–0.245) <0.001
 5 0.565 (0.274–1.165) 0.122
 6 0.982 (0.736–1.312) 0.905
 7 (ref) 1  
interactions
 V 1 1.702 (0.925–3.132) 0.088
 V 2 0.872 (0.667–1.139) 0.314
 V 3 1.258 (0.587–2.698) 0.555
 V 4 0.526 (0.109–2.533) 0.424
 V 5 0.930 (0.303–2.856) 0.900
 V 6 0.873 (0.568–1.341) 0.534
 V 7 (ref) 1  
RRT
  1  
Validation cohort 1.162 (0.685–1.971) 0.576
node
 1 0.334 (0.226–0.493) <0.001
 2 (ref) 1  
 3 3.441 (2.537–4.666) <0.001
 4 0.975 (0.581–1-637) 0.924
 5 1.002 (0.515–1.951) 0.996
 6 0.391 (0.244–0.626) <0.001
 7 0.441 (0.263–0.740) 0.002
interactions
 V 1 0.754 (0.380–1.499) 0.421
 V 2 (ref) 1  
 V 3 0.572 (0.253–1.294) 0.180
 V 4 0.442 (0.253–0.774) 0.004
 V 5 0.229 (0.080–0.656) 0.006
 V 6 0.383 (0.156–0.936) 0.035
 V 7 0.389 (0.180–0.842) 0.017