Table 2.
Characteristics of three subgroups in MHD patients.
| Variable | All patients | Group A (n = 24) | Group B (n = 23) | Group C (n = 15) |
|---|---|---|---|---|
| Gender (F/M) | 62 (33/29) | 24 (13/11) | 23 (12/11) | 15 (8/7) |
| Age (y) | 61.8 ± 12.9 | 53.0 ± 11.9 | 65.6 ± 11.1a | 70.3 ± 8.4a |
| Dialysis vintage (m) | 57.2 ± 45.4 | 62.4 ± 51.2 | 62.2 ± 41.3 | 41.3 ± 40.7 |
| BMI (kg/m2) | 23.3 ± 3.4 | 23.1 ± 3.3 | 23.2 ± 3.3 | 23.6 ± 4.0 |
| SBP (mmHg) | 145.9 ± 18.5 | 140.1 ± 19.4 | 148.00 ± 17.1 | 151.9 ± 17.6 |
| DBP (mmHg) | 78.8 ± 10.6 | 79.9 ± 10.7 | 78.8 ± 9.8 | 77.0 ± 12.1 |
| Albumin (g/L) | 38.9 ± 3.5 | 38.8 ± 3.2 | 39.4 ± 3.5 | 38.3 ± 3.9 |
| Hemoglobin (g/L) | 105.0 ± 16.1 | 106.3 ± 16.4 | 103.3 ± 16.3 | 105.4 ± 16.5 |
| BUN (mmol/L) | 22.4 ± 5.7 | 22.8 ± 6.9 | 23.3 ± 4.0 | 20.6 ± 5.9 |
| Scr (µmol/L) | 710.7 ± 231.0 | 794.9 ± 258.5 | 701.5 ± 171.1 | 590.1 ± 221.3a |
| CCA-IMT (mm) | 0.9 ± 0.4 | 0.7 ± 0.1 | 0.9 ± 0.1a | 1.4 ± 0.4ac |
| CECs (cells/ml) | 147.4 ± 95.8 | 117.0 ± 62.9 | 135.5 ± 70.6 | 214.5 ± 138.0ac |
Note: a P < 0.01: compared with group A; c P < 0.01: compared with group B.
Abbreviations: BMI: body mass index; SBP: systolic blood pressure; DBP: diastolic blood pressure; Scr: serum creatinine; BUN: blood urea nitrogen; CCA-IMT: common carotid artery intima-media thickness; CECs: circulating endothelial cells.