Table 5.

Adipose tissue distribution by surgery type at 12 and 24 months post-surgery.

Females (n=42)					Males (n=7)
	RYGB (N=33)	LB (N=5)	BPD/DS (N=1)	SG (N=3)	RYGB (N=6)	SG (N=1)
T12
Weight (kg)	80.3 ± 17.9	98.4 ± 18.2	88.4	83.2 ± 3.9	90.7 ± 10.1	100.5
BMI	29.0 ± 5.7	34.6 ± 4.3	33.0	30.4 ± 0.7	28.3 ± 3.4	33.2
% Fat (3C)*	35.1 ± 8.6	47.5 ± 3.5	46.7	43.2 ± 2.7	26.5 ± 8.9	34.7
TAT (kg)	32.6 ± 13.8	47.8 ± 10.9	37.9	36.8 ± 1.4	26.7 ± 8.5	38.2
SAT (kg)	29.9 ± 12.6	43.3 ± 10.5	36.2	33.6 ± 0.7	22.8 ± 6.0	33.9
VAT (kg)	1.6 ± 1.4	2.8 ± 0.5	1.1	2.0 ± 1.8	2.3 ± 1.8	3.2
IMAT (kg)	1.1 ± 0.6	1.7 ± 0.5	0.6	1.2 ± 0.2	1.6 ± 0.9	1.1
%SAT	91.8 ± 3.4	90.4 ± 1.2	95.7	91.6 ± 5.1	86.7 ± 5.9	88.7
%VAT	4.6 ± 2.8	6.0 ± 1.4	2.9	5.3 ± 4.7	7.5 ± 4.7	8.4
%IMAT	3.5 ± 1.4	3.6 ± 1.1	1.5	3.1 ± 0.5	5.8 ± 1.7	2.9
T24
Weight (kg)	78.8 ± 19.2	95.2 ± 21.1	84.0	81.2± 14.5	94.3 ± 12.5	115.1
BMI	28.7 ± 6.3	33.9 ± 4.9	32.2	30.0± 3.3	29.8 ± 4.6	38.0
% Fat (3C)*	35.9 ± 9.2†	45.5 ± 6.6	35.9	40.6± 10.9	24.7 ± 13.4††	42.7
TAT (kg)	30.7 ± 14.1	46.1 ± 13.8	34.0	35.4± 11.5	29.1 ± 10.4	51.7
SAT (kg)	28.7 ± 13.2	42.2 ± 13.1	33.2	32.6 ± 11.3	24.6 ± 7.2	46.8
VAT (kg)	1.1 ± 1.2	2.4 ± 0.6	0.4	1.6 ± 1.8	2.7± 2.6	3.4
IMAT (kg)	0.9 ± 0.4	1.5 ± 0.6	0.5	1.2 ± 0.3	1.9 ± 1.2	1.5
%SAT	93.8 ± 3.2	91.3 ± 1.7	97.6	92.2 ± 5.5	86.2 ± 8.0	90.5
%VAT	3.1 ± 2.6	5.4 ± 1.4	1.1	4.4 ± 5.1	7.8 ± 5.9	6.7
%IMAT	3.1 ± 1.1	3.3 ± 0.9	1.3	3.4± 0.5	6.0 ± 2.2	2.8

Values are mean ± SD;

^†N=32 females;

^††N=5 males

RYGB Roux-en-Y gastric bypass, LB laparoscopic adjustable gastric band, BPD bilio pancreatic diversion, DS duodenal switch, SG sleeve gastrectomy

TAT total adipose tissue, SAT subcutaneous adipose tissue, VAT visceral adipose tissue, IMAT intermuscular adipose tissue

Percentages adipose tissue sub-depots as percentage of total adipose issue: %SAT=SAT/TAT*100, %VAT=VAT/TAT*100, %IMAT=IMAT/TAT*100

^*%FAT (3C) = 2.122*(weight/density)−0.779*0.9937*TBW−1.356*weight