Journal of Obesity / 2020 / Article / Tab 2

Research Article

Reproducibility of Bioelectrical Impedance Analysis in Pregnancy and the Association of Body Composition with the Risk of Gestational Diabetes: A Substudy of MUMS Cohort

Table 2

Reproducibility in the method comparison of Bodystat, RJL, and Tanita for estimation of BFP.

ICCaICC 95% CIAverage differencebLOA valuec

Bodystat vs. RJL
 T10.9480.925–0.963−3.52−7.85, 0.80<0.001
 T20.9630.946–0.975−3.41−6.88, 0.06<0.001
 T30.9260.891–0.950−2.93−7.72, 1.87<0.001

Bodystat vs. Tanita
 T10.8170.746–0.870−0.57−9.28, 8.150.18
 T20.8100.732–0.868−0.67−8.84, 7.500.11
 T30.8180.740–0.874−0.14−8.99, 6.14<0.001

a value for ICC all <0.001. bDifferences calculated as Bodystat minus RJL or Tanita. c value for paired t-test of differences between instruments. CI: confidence interval; ICC: intraclass correlation coefficient; LOA: limits of agreement; and T1/2/3: trimester 1/2/3.

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