Table 1 Comorbidities according to Charlson adapted for patients with ESRD and additional concomitant diseases (n = 860)

Comorbidities (according to Charlson)

Relative frequency, % (n)

Relative frequency, % (n)

Relative frequency, % (n)

 Myocardial infarction

16.6 (51)

16.8 (93)

16.7 (144)

 Congestive heart failure

22.8 (70)

25.7 (142)

24.7 (212)

 Peripheral vascular disease

20.0 (62)

21.7 (120)

21.2 (182)

 Cerebral vascular disease

12.7 (39)

15.7 (87)

14.7 (126)

 Dementia

1.6 (5)

1.8 (10)

1.7 (15)

 Chronic lung disease

20.8 (64)

18.6 (103)

19.4 (167)

 Rheumatological disease

2.9 (9)

2.9 (16)

2.9 (25)

 Peptic ulcer disease

7.8 (24)

8.5 (47)

8.3 (71)

 Hemiplegia

1.3 (4)

2.5 (14)

2.1 (18)

 Diabetes without complications

30.9 (95)*

42.0 (232)**

38.0 (327)

 Diabetes with complications

22.8 (70)*

31.8 (167)**

28.6 (246)

 Mild liver disease

5.2 (16)

4.3 (24)

4.7 (40)

 Moderate/severe liver disease

2.0 (6)

1.4 (8)

1.6 (14)

 Metastatic disease

13.0 (40)

12.1 (67)

12.4 (107)

 Leukemia

0.3 (1)

0.2 (1)

0.2 (2)

 Lymphoma

3.9 (12)

3.1 (17)

3.4 (29)

 Human immunodeficiency virus

-

-

-

Charlson Comorbidity Index, mean ± SD

4.1 ± 4.4

4.4 ± 4.6

4.3 ± 4.5

 Charlson score 0

25.7 (79)

23.3 (129)

24.2 (208)

 Charlson score 1–2

18.9 (58)

17.5 (97)

18.0 (155)

 Charlson score 3–4

19.5 (60)

20.6 (114)

20.0 (174)

 Charlson score ≥5

35.8 (110)

38.5 (213)

37.6 (323)

Additionally assessed comorbidities

 Arterial hypertension

87.6 (269)

87.5 (484)

87.6 (753)

 Anemia

95.1 (292)

92.9 (514)

93.7 (806)

 Hyperparathyroidism

85.0 (261)

83.2 (460)

83.8 (721)

 Dyslipidemia

39.7 (122)

41.4 (229)

40.8 (351)

 Osteoporosis

6.2 (19)

5.1 (28)

5.5 (47)