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. 2018 Nov 13;7(11):438. doi: 10.3390/jcm7110438

Table 1.

The results of body composition measured using bioimpedance method for ulcerative colitis and control groups of male individuals.

Parameter Ulcerative Colitis Group of Male Individuals Control Group of Male Individuals p-Value **
Mean ± SD Median Min Max Mean ± SD Median Min Max
Z5 (Ω) 541.2 ± 60.5 544.0 426.0 665.0 556.3 ± 76.9 552.0 409.0 707.0 0.4424
Z50 (Ω) 476.9 ± 65.3 486.0 384.0 575.0 492.4 ± 75.4 495.5 398.0 619.0 0.3494
Z100 (Ω) 451.3 ± 65.6 448.0 363.0 546.0 468.3 ± 74.3 470.5 375.0 589.0 0.2602
BCM (kg) 30.4 ± 4.8 29.9 15.9 40.7 31.9 ± 7.3 33.5 13.3 45.7 0.2366
TBW (L) 46.2 ± 4.8 45.9 34.0 57.8 45.2 ± 5.5 44.3 35.3 58.7 0.3687
EBW (L) 20.6 ± 2.6 20.8 14.0 26.3 19.9 ± 4.1 19.1* 14.9 32.0 0.0405
IBW (L) 25.6 ± 3.6 25.4 17.2 33.9 25.3 ± 4.0 25.8 16.9 35.3 0.7555
FM (kg) 18.4 ± 7.1 16.8 * 8.5 33.0 17.5 ± 6.7 17.3 5.9 33.7 0.6887
FFM (kg) 62.3 ± 7.0 61.7 46.5 79.0 61.3 ± 7.6 61.2 44.8 80.2 0.5240
MM (kg) 37.6 ± 5.4 37.1 21.8 49.8 39.3 ± 8.1 41.8 19.7 55.4 0.2511
Height (cm) 178.0 ± 7.0 178.0 165.0 190.0 176.9 ± 6.2 176.0 165.0 192.0 0.5980
Weight (kg) 80.8 ± 11.22 78.5 * 63.0 112.0 78.8 ± 11.9 76.5 57.5 104.0 0.3900

SD—standard deviation; Z5—impedance at 5 kHz; Z50—impedance at 50 kHz; Z100—impedance at 100 kHz; BCM—body cell mass; TBW—total body water; EBW—extracellular body water; IBW—intracellular body water; FM—fat mass; FFM—fat-free mass; MM—muscle mass; * nonparametric distribution in a group; ** p-Value for the Student’s t-test/Mann–Whitney U test.