Table 6.

Subcategory intraclass correlation coefficients for measurement of TBWa

ICC for Subcategories
aOriginal ICC for all patients (n = 73) is 0.943. PCKD, polycystic kidney disease.
Factors
gender0.907 (men, n = 41)0.902 (women, n = 32)
cystic kidneys (PCKD)0.886 (PCKD, n = 9)0.950 (non-PCKD, n = 63)
calcium antagonists0.943 (users, n = 27)0.940 (nonusers, n = 45)
Lowest 33% ICCMiddle 33% ICCHighest 33% ICC
Covariates
age0.9800.9670.915
BMI0.9240.9490.933
waist-to-hip ratio0.9190.9390.912
hydration status LBM0.9640.9140.945
ratio ECW to ICW0.9380.9780.892
creatinine clearance0.9480.9060.959