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Table 3 Stratified analysis of all-cause mortality by the presence of chronic kidney disease

From: Quality of life and mortality from a nephrologist's view: a prospective observational study

  CKD (-) (n = 488) CKD (+) (n = 444)
SF36 survey HR (95% CI) Pvalue HR (95% CI) Pvalue
Physical component summary score     
   Tertile 1 (<49.4) 1 (Reference)   1 (Reference)  
   Tertile 2 (49.4--61.7) 0.44 (0.21--0.92) 0.029 0.54 (0.28--1.05) 0.068
   Tertile 3 (>61.7) 0.23 (0.09--0.60) 0.003 0.44 (0.20--0.98) 0.045
Mental component summary score     
   Tertile 1 (<49.0) 1 (Reference)   1 (Reference)  
   Tertile 2 (49.0--57.0) 0.67 (0.33--1.37) 0.273 0.51 (0.27--0.99) 0.041
   Tertile 3 (>57.0) 0.41 (0.16--1.05) 0.051 0.35 (0.17--0.74) 0.006
  1. Model adjusted for age, gender, ever-smoking, proteinuria, serum levels of hemoglobin, total protein, albumin, cholesterol, HDL cholesterol, and estimated GFR.
  2. Abbreviations: CKD, chronic kidney disease; SF36, 36-item Short-Form health survey; HR, hazard ratio; CI, confidence interval.