. Author manuscript; available in PMC: 2019 Aug 12.

Published in final edited form as: Surg Endosc. 2017 Dec 7;32(4):1675–1682. doi: 10.1007/s00464-017-5846-9

Table 2.

Results for all 5 time points: baseline (BL), post-liquid diet (PLD), 1-, 3-, 6-months with p-values comparing with prior time point

Variable	Baseline	PLD	1-month	3-month	6-month
TBW (kg) mean ± SD	123.2 ± 20.4	118.2 ± 19.8^*	108.5 ± 18.7^*	100.3 ± 17.1^*	92.9 ± 16.0^*^†
EBW (kg) mean ± SD	55.24 ± 16.94	50.25 ± 16.70^*	40.49 ± 15.51^*	32.29 ± 14.05^*	25.79 ± 13.82^*^†
BMI (kg/m²) mean ± SD	45.3 ± 5.9	43.5 ± 6.0^*	40.0 ± 5.5^*	36.9 ± 5.1^*	34.4 ± 5.1^*^†
Liver volume (cm³) mean ± SD	2464.6 ± 619.4	2148.0 ± 527.2^*	1909.9 ± 433.3^*	1917.0 ± 433.2 (p = 0.775)	1874.3 ± 387.8 (p = 0.067)^†
PDFF (%) mean ± SD	16.56 ± 7.78	12.71 ± 6.83^*	7.30 ± 4.14^*	4.86 ± 2.94^*	4.37 ± 3.38 (p = 0.007)^†

p-value for baseline comparison with 6-months timepoint provided. TBW total body weight, EBW excess body weight, BMI body mass index, PDFF proton-density fat fraction

p < 0.001 when compared with previous timepoint

^†

p < 0.001 when compared with baseline