Table 6 Crude and adjusted HRs of mortality, by diet, Charlson index, proteinuria, and GFR (Cox analysis) (LPD-KA and LPD-PFF)

 LPD-KA

37/215

1 (−)

<0.0001

1 (−)

0.5264

 LPD-PFF

59/159

2.16 (1.51–3.08)

1.15 (0.75–1.75)

<0.0001

 <7

12/165

1 (−)

<0.0001

1 (−)

 ≥7

84/209

5.53 (3.13–9.77)

6.11 (3.28–11.36)

(g/day)

<0.0001

0.2107

  < 1

69/207

1 (−)

1 (−)

  ≥ 1

27/167

0.49 (0.33–0.72)

0.75 (0.48–1.18)

0.2425

  < 30

78/291

1 (−)

0.3436

1 (−)

  ≥ 30

18/83

0.81 (0.72–1.27)

0.74 (0.44–1.23)