Table 1.

Characteristics of obese individuals (BMI ≥30 kg/ m²) by SSPG tertile

	SSPG-1 (<9.7 mmol/l)	SSPG-2 (9.7–12.7 mmol/l)	SSPG-3 (≥12.8 mmol/l)	p value
n	30	31	30
SSPG, mmol/l	7.2 ± 2.0	11.3 ± 0.9a,b	14.3 ± 1.2b,c	<0.001
Age, years	54.3 ± 9.2	54.1 ± 10.5	52.8 ± 9.7	0.82
Female sex, n (%)	21 (70)	20 (65)	18 (60)	0.71
Non-Hispanic white, n (%)	24 (80)	20 (65)	18 (60)	0.21
BMI, kg/m2	33.7 ± 2.3	33.7 ± 2.4	33.8 ± 2.2	0.99
Waist circumference, cm	110.7 ± 7.5	110.3 ± 8.8	110.6 ± 9.0	0.98
Fasting glucose, mmol/l	5.8 ± 0.5	5.8 ± 0.5	6.0 ± 0.4	0.11
ALT, U/l	36 ± 14	45 ± 14a	48 ± 26c	0.02
Creatinine, μmol/l	88.4 ± 17.7	79.6 ± 17.7a	79.6 ± 17.7	0.04

Data are presented as mean ± SD or n (%)

^aSignificant difference between tertile 1 and 2

^bSignificant difference between tertile 2 and 3

^cSignificant difference between tertile 1 and 3