Table 2.

Baseline patient characteristicsa

OverallClinic 1Clinic 2Clinic 1 versus Clinic 2
Age (yr)58 ± 1756 ± 1862 ± 14NS
BSA (m2)1.8 ± 0.21.8 ± 0.21.9 ± 0.2NS
No. of sessions/wk333NS
Length of HD (min)230 ± 32225 ± 29243 ± 330.017
Goal weight (kg)72 ± 1969 ± 1680 ± 210.02
Pre-HD weight (kg)74 ± 2071 ± 1882 ± 220.02
Pre-HD goal weight (kg)2.1 ± 1.91.7 ± 1.93.0 ± 1.70.006
Post-HD weight (kg)72 ± 1969 ± 1779 ± 210.025
Total weight loss (kg)2.2 ± 1.22.0 ± 1.12.6 ± 1.40.04
Post-HD goal weight (kg)−0.1 ± 1.3−0.3 ± 1.50.4 ± 0.60.05
Pre-HD SBP (mmHg)144 ± 22144 ± 20143 ± 25NS
Minimum HD SBP (mmHg)120 ± 24123 ± 24115 ± 25NS
Pre-HD IVCmax (mm)15 ± 616 ± 613 ± 40.06
Pre-HD VCDi (mm/m2)8.6 ± 49.3 ± 47.1 ± 20.013
Pre-HD IVCCI (%)60 ± 3057 ± 3065 ± 30NS
Post-HD IVCmax (mm)13 ± 614 ± 611 ± 40.014
Post-HD VCDi (mm/m2)7.4 ± 38.1 ± 45.8 ± 30.007
Post-HD IVCCI (%)72 ± 2069 ± 3080 ± 200.056
  • a BSA, body surface area; HD, hemodialysis; IVCmax, maximal IVC diameter; SBP, systolic BP.