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Table 4 Hazard ratios (HR) and 95 % confidence intervals (CI) for all‐cause mortality. Predictors are baseline variables

From: Serum phosphate and social deprivation independently predict all-cause mortality in chronic kidney disease

   Model 1a and b Model 2 Model 3 Model 4
   HR 95 % CI P value HR 95 % CI P value HR 95 % CI P value HR 95 % CI P value
SIMD quintiles V Ref.    Ref.    Ref.    Ref.   
  IV 1.28 0.86–1.91 0.22 1.33 0.89–1.99 0.16 1.28 0.85–1.92 0.23 1.46 0.94–2.26 0.09
  III 1.31 0.87–1.96 0.19 1.26 0.84–1.89 0.26 1.22 0.81–1.83 0.34 1.19 0.75–1.87 0.46
  II 1.63 1.13–2.35 0.009 1.60 1.11–2.30 0.012 1.50 1.03–2.17 0.033 1.56 1.04–2.34 0.031
  I 1.69 1.19–2.40 0.003 1.68 11.18–2.38 0.004 1.55 1.09–2.21 0.015 1.60 1.10–2.34 0.015
Phosphate groups <0.90 mmol/L 1.08 0.74–1.57 0.70 1.09 0.75–1.58 0.67 1.12 0.76–1.64 0.57 1.44 0.97–2.15 0.073
  0.90–1.09 mmol/L Ref.    Ref.    Ref.    Ref.   
  1.10–1.29 mmol/L 1.24 0.95–1.62 0.12 1.22 0.93–1.59 0.15 1.24 0.95–1.63 0.12 1.20 0.89–1.62 0.24
  1.30–1.49 mmol/L 1.39 1.01–1.93 0.045 1.38 0.99–1.92 0.05 1.38 0.98–1.93 0.06 1.03 0.70–1.51 0.88
  ≥1.50 mmol/L 2.75 1.89–4.00 <0.001 2.73 1.88–3.99 <0.001 2.86 1.93–4.24 <0.001 2.51 1.63–3.89 <0.001