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Table 2 Patient profile for evaluation

From: Novel equations for bioimpedance spectroscopy to calculate body fluid volume based on the agreement between body weight and extracellular water change before and after hemodialysis as a guide

Total number of data 5485
Total number of patients (male/female) 627 (395/232)
Age (years old) 68.2 (12.4)
Height (cm) 160.9 (9.9)
Dry weight (kg) 57.68 (13.36)
ΔW (kg) 2.44 (1.08)
R0pre (Ω) 484.2 (77.3)
Rinfpre (Ω) 383.5 (70.1)
R0post (Ω) 584.6 (87.1)
Rinfpost (Ω) 437.6 (71.4)
%ECWpre, MLT/Moissl/novel 23.8 (5.5) / 28.2 (3.0) / 23.4 (2.5)
%ECWpost MLT/Moissl/novel 17.8 (5.6) / 25.6 (3.1) / 20.6 (2.7)
  1. Subscript indicates the phase of measurement (pre- & post-hemodialysis)
  2. Average values (standard deviation) are indicated
  3. ΔW body weight change between pre- and post-hemodialysis, R0 resistance at zero frequency, Rinf resistance at infinite frequency, %ECW extracellular water as a percentage of body weight