. Author manuscript; available in PMC: 2021 Apr 1.

Published in final edited form as: Surg Endosc. 2019 Jun 17;34(4):1754–1760. doi: 10.1007/s00464-019-06922-8

Table 3:

Preoperative versus Postoperative Regional Fat and Lean Mass Comparisons

	Preoperative Mean/Median (IQR/SD)	Postoperative Mean/Median (IQR/SD)	Adjusted p-value
Regional Fat Mass in grams
Left Arm	3294.3 (2706.4 – 4037.1)	2100.8 (1739.7 – 2622.8)	<0.001¹
Right Arm	3018.1 (2742.9 – 3716.1)	2306.4 (1928.4 – 2700.6)	0.002¹
Trunk	27246.7 (24160.2 – 30762.3)	17123.8 (12752.3 – 20614.1)	<0.001¹
Left Leg	9036 (7847.8 – 10416.9)	6170.1 (5534.8 – 7602.1)	<0.001¹
Right Leg	9285 (8095.3 – 10830.4)	6351.6 (5453.9 – 7553.9)	<0.001¹
Head	1047.8 (937.6 – 1221.4)	962.8 (902.2 – 1131.6)	0.09¹
Regional Lean Mass in grams
Left Arm	2867.1 (2510.8 – 3081.6)	2345.1 (2122.7 – 2694.2)	<0.001¹
Right Arm	2967 (485.1)	2612.7 (433.9)	0.009²
Trunk	28206 (25106.6 – 30990)	24539.7 (22328.5 – 26500.3)	<0.001¹
Left Leg	9883.9 (9130.5 – 10886)	8199.2 (7633.5 – 9330.5)	<0.001¹
Right Leg	10464.1 (9275.3 – 11293.4)	8567 (7572 – 9578.4)	0.005¹
Head	3162.3 (3000.2 – 3409.7)	2943.6 (2786.9 – 3154.5)	<0.001¹

Data presented as median with interquartile range or mean with standard deviation as appropriate.

^{1 –}

Wilcoxon Sign Rank Test;

^{2 –}

Paired T-Test