Table 1.

Clinical anthropometric and body composition parameters of study population prior to surgery

Parameter	Category	Mean±SD	Minimum	Maximum	p
Weight (kg) preop.	Men	147.577±20.56	110.0	180.0	<0.001
	Women	118.347±17.74	90.0	165.0
	Total	123.413±21.26	90.0	180.0
BMI (kg/m2) preop.	Men	45.9007±4.65	38.06	54.34	0.667
	Women	45.0009±7.17	35.06	66.51
	Total	45.1568±6.78	35.06	66.51
WC (cm) preop.	Men	139.462±10.48	122.0	156.0	<0.001
	Women	123.550±14.4	101.0	170.0
	Total	126.384±15.02	101.0	170.0
EW (kg) preopr.	Men	67.389±16.89	37.8	97.2	0.006
	Women	52.355±17.34	26.0	91.0
	Total	54.961±18.08	26.0	97.2
BMD (g/cm2) preop.	Men	1.23±0.23	0.858	1.6	0.108
	Women	1.16±0.08	0.994	1.36
	Total	1.18±0.12	0.858	1.6
BMC (kg) preop.	Men	3.22±0.4	2.34	3.64	<0.001
	Women	2.44±0.2	1.92	3.17
	Total	2.57±0.4	1.92	3.64
Fat (kg) preop.	Men	61.01±14.23	35.30	78.04	0.433
	Women	57.43±11.99	38.79	87.87
	Total	58.04±12.33	35.30	87.87
% fat preop.	Men	40.63±4.88	32.20	46.6	<0.001
	Women	46.96±3.83	40	56.9
	Total	45.88±4.64	32.20	56.9
Lean (kg) preop.	Men	84.14±7.8	71.9	97.63	<0.001
	Women	61.58±7.62	44.41	78.36
	Total	65.41±11.4	44.41	97.63

BMI=body mass index; WC=waist circumference; EW=excess weight; BMD=bone mineral density; BMC=bone mineral content.