Table 2.

Characteristics of the dialysis prescription at baseline

Baseline CharacteristicsAll Subjects (n=66)
Duration of hemodialysis, h4.0 (3.0, 6.0)
spKt/V1.5±0.4
Predialysis weight, kg86.7±28.8
Kg over dry weight target before dialysis4.2 (−0.4, 12.0)
UFR, ml/kg per h10±4
Dialysate flow, ml/min600 (500, 800)
Blood flow, ml/min390 (324, 461)
High-flux dialyzer, n (%)42 (64)
Membrane reuse, n (%)18 (27)
Cellulose membrane, n (%)5 (8)
Dialysate temperature, n (%)
 35.5° Celsius1 (2)
 36.0° Celsius3 (5)
 36.5° Celsius5 (8)
 37.0° Celsius57 (86)
Dialysate potassium, n (%)
 1.0 mEq/L1 (2)
 2.0 mEq/L53 (80)
 3.0 mEq/L11 (17)
 4.0 mEq/L1 (2)
Dialysate calcium, n (%)
 1.5 and 1.6 mEq/L13 (20)
 2.0 and 2.5 mEq/L39 (59)
 3.0 and 3.5 mEq/L14 (21)
Dialysate sodium, n (%)
 135 mEq/L6 (10)
 138 mEq/L6 (10)
 140 mEq/L49 (80)
Dialysate bicarbonate, n (%)
 24–32 mEq/L16 (24)
 33–36 mEq/L34 (52)
 37–40 mEq/L16 (24)
  • Continuous variables are presented as mean±SD or median (25th, 75th percentiles). spKt/V, single-pool Kt/V; UFR, ultrafiltration rate.