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

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

		leg volume measurement		Crude values			after correction with time-volume formula
		visit 1	visit 2	CV_a[%]	CV_w[%]	ICC	CV_w[%]	ICC
limb_BD	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
leg_BF	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

CV coefficient of variance, a analytical, w within-individual, ICC intra-class correlation coefficient, limb_BD lower limb without the foot (from B-measure to D-measure), leg_BF leg volume without the foot (from the B-measure to the F-measure). leg volumes as means ± SD; * p < 0.05 versus visit 1

ISSN: 1471-2288