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Table 2 Leg volume measurements, derived coefficients of variation and intra-class correlation coefficients, before and after correction with time-volume formula

From: Reproducibility and day time bias correction of optoelectronic leg volumetry: a prospective cohort study

   leg volume measurement Crude values after correction with time-volume formula
   visit 1 visit 2 CVa[%] CVw[%] ICC CVw[%] ICC
limbBD left leg 2295.7 ± 407.7 2283.7 ± 399.8* 0.41 1.3532 0.9941 1.1956 0.9954
  right leg 2298.0 ± 415.8 2298.1 ± 402.8 0.55 1.3848 0.9939 1.3211 0.9954
legBF left leg 5841.8 ± 821.4 5841.0 ± 811.5 0.68 1.3222 0.9920 1.2056 0.9933
  right leg 5896.2 ± 807.9 5919.0 ± 807.6 0.68 1.4005 0.9904 1.3634 0.9909
  1. CV coefficient of variance, a analytical, w within-individual, ICC intra-class correlation coefficient, limbBD lower limb without the foot (from B-measure to D-measure), legBF leg volume without the foot (from the B-measure to the F-measure). leg volumes as means ± SD; * p < 0.05 versus visit 1
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BMC Medical Research Methodology

ISSN: 1471-2288

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