Table 4 Characteristics of the patients who died, stratified on the basis of the first diet

n

35

59

6

100

Males/Females (%)

29 (82.9%)

6 (17.1%)

38 (64.4%)

21 (35.6%)

5 (83.3%)

1 (16.7%)

72 (72.0%)

28 (28.0%)

0.128

Age at start of the diet median (min-max)

71

78

70

74

0.003

Charlson index median (min max)

9 (6–12)

9 (5–12)

8 (2–11)

9 (2–12)

0.794

Charlson > =7 (%)

30 (85.7%)

53 (89.8%)

4 (66.7%)

87 (87.0%)

0.264

Charlson > =10 (%)

9 (25.7%)

19 (32.2%)

2 (33.3%)

30 (30.0%)

0.789

Diabetes (%)

17 (48.6%)

30 (50.8%)

3 (50.0%)

50 (50.0%)

0.977

Cardiopathy (%)

27 (77.1%)

49 (83.1%)

4 (66.7%)

80 (80.0%)

0.552

Neoplasia (%)

9 (25.7%)

12 (20.3%)

1 (16.7%)

22 (22.0%)

0.788

s Creatinine (mg/dL) median, (min-max)

3.0 1.6–5

2.5 1.1–5.9

3.65 2.6–4.3

2.90 1.1–5.9

0.002

eGFR-EPI (mL/min) median, (min-max)

18.9 10.9–44.5

20.8 7.7–73.1

16.0 10.3–17.7

20.0 7.7–73.1

0.022

Proteinuria (g/day) median, (min-max)

0.5 0.1–4.6

0.2 0.1–6.3

0.2 0.1–1.0

0.35 0.1–6.3

0.111

Proteinuria > = 1 g/day (%)

12 (34.3%)

13 (22.8%)

1 (16.7%)

26 (26.0%)

0.410

Glomerulonephritis-systemic disease (%)

3 (8.6%)

1 (1.7%)

0

4 (4%)

0.226

Nephroangiosclerosis and/or diabetes (%)

30 (85.7%)

52 (88.1%)

4 (66.7%)

86 (86%)

0.352

 Cardiovascular (%)

16 (45.7%)

29 (49.1%)

2 (33.3%)

47 (47%)

0.590

 Neoplasia (%)

4 (11.4%)

3 (5.1%)

1 (16.7%)

8 (8%)

 Lung disease (%)

1 (2.8%)

4 (6.7%)

0

5 (5%)

 Infection (%)

4 (11.4%)

5 (8.5%)

0

9 (9%)

 Other (%)

6 (17.1%)

5 (8.5%)

2 (33.3%)

13 (13%)

 Unknown (%)

4 (11.4%)

13 (22.1%)

1 (16.7%)

18 (18%)