Table 2.
Baseline characteristics of PD patients
|
PD patients |
ESA ≤4,000 (units/week) |
ESA >4,000 (units/week) |
||
|---|---|---|---|---|
| |
Hb ≥11 (g/dl) |
Hb <11 (g/dl) |
Hb ≥11 (g/dl) |
Hb <11 (g/dl) |
| Number | 204 | 91 | 113 | 53 |
| Age (years) |
52.0 (14.7) |
50.6 (15.1) |
57.9 (15.5) |
49.8 (16.1) |
| Sex (%) men |
64.2 |
65.9 |
73.2 |
60.4 |
| Weight (kg) |
73.1 (12.8) |
73.5 (14.3) |
77.8 (13.7) |
77.9 (16.8) |
| ESA dose (units/week) |
4,000 (2,000-4,000) |
4,000 (2,000-4,000) |
8,000 (6,000-8,000) |
9,000 (8,000-12,000) |
| ERI (units/week/kg/Hb) |
3.4 (1.4) |
4.5 (1.8) |
9.0 (4.4) |
14.9 (8.5) |
| Primary kidney disease (%) |
|
|
|
|
| - Diabetes mellitus |
10.8 |
19.8 |
17.0 |
13.2 |
| - Glomerulonephritis |
18.1 |
17.6 |
17.9 |
17.0 |
| - Renal vascular disease |
7.8 |
8.8 |
21.4 |
13.2 |
| - Other |
63.2 |
53.8 |
43.8 |
56.6 |
| Comorbidity (%) |
|
|
|
|
| - Diabetes mellitus |
13.2 |
19.8 |
23.9 |
15.1 |
| - Malignancy |
5.4 |
2.2 |
8.8 |
5.7 |
| - Cardiovascular disease |
19.6 |
17.6 |
31.9 |
20.8 |
| Weekly Kt/V urea (Watson) |
2.3 (0.6) |
2.1 (0.4) |
2.3 (0.6) |
2.1 (0.5) |
| rGFR (ml/min/1.73 m2) |
3.7 (2.0-5.6) |
2.7 (1.0-3.8) |
3.1 (1.2-5.1) |
1.3 (0.5-3.3) |
| Nutritional status (SGA) (%) |
|
|
|
|
| - Severely malnourished |
0.6 |
0.0 |
0.0 |
0.0 |
| - Mild-moderate |
13.4 |
24.7 |
15.6 |
22.7 |
| - Well-nourished |
86.0 |
75.3 |
84.4 |
77.3 |
| Laboratory values |
|
|
|
|
| - Hemoglobin (g/dl) |
12.4 (11.8-13.3) |
9.7 (10.3-10.8) |
12.4 (11.7-13.2) |
10.0 (9.5-10.8) |
| - Albumin (g/l) |
37.4 (4.7) |
35.4 (6.0) |
36.0 (5.5) |
34.0 (6.1) |
| - Ferritin (μg/l) |
138 (63–232) |
186 (81–294) |
99 (51–180) |
218 (114–479) |
| - PTH (pmol/l) |
11.6 (4.6-23.8) |
10.8 (3.6-31.3) |
12.1 (4.3-28.9) |
16.4 (3.5-25.0) |
| - CRP (mg/l) | 4.0 (3.0-8.0) | 4.0 (3.0-14.0) | 9.5 (5.0-16.3) | 7.0 (3.0-11.0) |
Values are presented as mean (SD), median (IQR) or percentage.