. Author manuscript; available in PMC: 2014 Aug 1.

Published in final edited form as: Gastroenterology. 2013 Apr 15;145(2):366–374.e3. doi: 10.1053/j.gastro.2013.04.010

Table 1.

Characteristics of the Study Subjects

	Lean	Metabolically normal obese	Metabolically abnormal obese	ANOVA
Sex, n (male/female)	9 (1/8)	12 (2/10)	13 (2/11)
Age, y, mean ± SD	47 ± 15	48 ±9	38 ± 12	.092
Body mass index, mean ± SD	22.7 ± 1.9	34.9 ± 4.5^a	43.8 ± 9.0^a ^b	<.001
Body fat mass, %, mean ± SD	36 ± 4.7	44 ± 6^a	48 ± 7^a	<.001
IHTG content, %, mean ± SD	1.8 ± 1.3	4.4 ± 3.6	11.3 ± 8.7^a ^b	.002
IAAT volume, cm³, mean ± SD	594 ± 262	1386 ± 604	1630 ± 450^a	<.001
Glucose, mg/dL, mean ± SD	93 ±7	94 ±8	99 ±8	.145
Insulin, mU/L, mean ± SD	3.1 ± 1.3	7.3 ± 2.8	21.0 ± 8.5^a ^b	<.001
HOMA-IR, mean ± SD	0.7 ± 0.3	1.7 ± 0.7	5.2 ± 2.3^a ^b	<.001
Total-cholesterol, mg/dL, mean ± SD	192 ± 36	174 ± 40	164 ± 25	.173
LDL-cholesterol, mg/dL, mean ± SD	105 ± 32	103 ± 28	103 ± 18	.982
HDL-cholesterol, mg/dL, mean ± SD	65 ± 18	52 ± 12	37 ± 6^a ^b	<.001
Triglyceride, mg/dL, mean ± SD	114 ± 48	98 ± 53	120 ± 50	.535

ANOVA, analysis of variance; HDL, high-density lipoprotein; IAAT, intra-abdominal adipose tissue; HOMA-IR, homeostasis model assessment of insulin resistance; IHTG, intrahepatic triglyceride; LDL, low-density lipoprotein.

Significantly different from lean group.

Significantly different from metabolically normal group, P < .01.