Table 1 Demographic data for study subjects
|  | Low dose determination pilot study (n = 4) | Low dose study and method validation (n = 10) |
|---|---|---|
Age (yr) | 56.8 (14.8) | 52.4 (14.2) |
Sex (male: female) | 2:2 | 6:4 |
Dry weight (Kg) | 50.3 (13.4) | 52.9 (12.1) |
Body mass index (kg/m2) | 20.6 (5.0) | 20.1 (3.0) |
Cause of ESRD (n) | Â | Â |
  Chronic glomerulonephritis | 2 | 4 |
  Hypertension | 1 | 3 |
  Unknown | 1 | 3 |
Time on hemodialysis | 3.3 (0.8) | 4.1 (1.6) |
Hemoglobin (g/dL) | 10.50 (0.58) | 10.88 (0.92) |
Dialysis efficiency | Â | Â |
(at 44–48 hr of study period) |  |  |
  Single-pool Kt/VUrea | 1.47 (0.10) | 1.58 (0.28) |
  Urea reduction ration (%) | 70.7 (2.1) | 73.5 (5.3) |
  Ultrafiltration rate (L/session) | 2.60 (0.13) | 2.10 (0.76) |