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 (%) | Â | Â | Â | Â |
- 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 (%) | Â | Â | Â | Â |
- 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/1.73Â 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) (%) | Â | Â | Â | Â |
- 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 | Â | Â | Â | Â |
- 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) |