Table 1.
Comparison of basic features (x̅ ± s)/[n]
| Baseline data | Study group (n=40) | Control group (n=40) | t/χ2 | P | |
|---|---|---|---|---|---|
| Gender | Male | 23 | 27 | 0.853 | 0.356 |
| Female | 17 | 13 | |||
| Age (year) | 59.82±4.86 | 60.18±4.97 | 0.328 | 0.744 | |
| BMI (kg/m2) | 22.88±3.42 | 23.06±2.43 | 0.271 | 0.787 | |
| Duration of dialysis (years) | 3.35±0.96 | 2.99±0.93 | 1.703 | 0.092 | |
| Type of primary disease | Chronic glomerulonephritis | 10 | 11 | 0.447 | 0.780 |
| Hypertensive kidney damage | 12 | 12 | |||
| Diabetic nephropathy | 15 | 12 | |||
| Others | 3 | 5 | |||
| Systolic BP | 135.62±10.11 | 134.86±11.62 | 0.512 | 0.663 | |
| Diastolic BP | 73.98±5.11 | 74.01±4.89 | 0.449 | 0.861 | |
| Hemoglobin (g/dl) | 10.53±1.65 | 10.77±1.53 | 0.441 | 0.468 | |
| Ferritin (ng/ml) | 589.63±40.11 | 590.79±35.89 | 1.001 | 0.341 | |
| History of cardiovascular disease | 2 | 1 | 0.536 | 0.557 | |
| History of stroke | 3 | 0 | 0.441 | 0.812 | |
| History of myocardial infarction | 0 | 1 | 0.6320 | 0.441 | |
| History of heart failure | 2 | 1 | 0.553 | 0.639 | |
| History of thromboembolic events | 2 | 2 | 0.0 | 1.0 | |
| History of diabetes | 1 | 0 | 0.6320 | 0.441 | |
BMI: body mass index; BP: blood pressure.