Associations between γ-glutamyl transferase, metabolic abnormalities and inflammation in healthy subjects from a population-based cohort: A possible implication for oxidative stress

Table 3 Associations of different clinical and laboratory variables with liver enzyme levels in all the patients (left) and in subjects with normal BMI and without any component of the metabolic syndrome (right) in a multiple regression model

	ALL			Normal	BMI and no component of the MS
	β	95%CI		β	95%CI
	AST
Age	0.02	-0.06	0.10	-0.015	-0.17	0.14
Male	0.58	-0.54	1.70	-0.70	-3.05	1.65
Ever smoking	-1.06	-2.16	0.04	-0.54	-2.34	1.26
BMI	-0.13	-0.29	0.03	-0.25	-0.83	0.33
Waist	0.09	0.03	0.15	0.12	-0.04	0.28
G/day alcohol	0.04	0.0	0.08	0.07	-0.02	0.16
Hs-CRP	-0.015	-0.06	0.03	-0.29	-0.55	1.13
HOMA-IR	0.25	-0.28	0.77	0.26	-1.11	1.63
Triglycerides	0.17	-0.91	1.25	-1.39	-4.76	1.98
Uric acid	0.01	0.0	0.02	0.01	-0.009	0.03
		ALT
Age	-0.09	-0.21	0.02	-0.12	-0.37	0.13
Male	3.32	1.58	5.06	3.36	-0.32	7.04
Ever smoking	1.13	-0.30	2.56	-2.27	-5.11	0.57
BMI	0.22	-0.01	0.45	0.07	-0.83	0.97
Waist	0.10	0.01	0.19	0.11	-0.14	0.36
G/day alcohol	0.015	-0.05	0.08	0.03	-0.11	0.17
Hs-CRP	-0.04	-0.74	0.66	1.16	-0.15	2.47
HOMA-IR	1.85	1.03	2.67	0.91	-1.25	3.07
Triglycerides	2.07	0.37	3.77	-0.88	-6.15	4.39
Uric acid	0.015	0.001	0.03	0.01	-0.02	0.04
		GGT
Age	-0.0004	-0.006	0.006	-0.003	-0.019	0.013
Male	0.29	0.21	0.37	0.31	0.10	0.52
Ever smoking	0.02	-0.04	0.07	0.025	-0.16	0.20
BMI	-0.0003	-0.012	0.012	-0.02	-0.07	0.04
Waist	0.004	0.0	0.008	0.0035	-0.012	0.019
G/day alcohol	0.006	0.002	0.010	0.005	-0.003	0.014
Hs-CRP	0.09	0.05	0.12	0.19	0.11	0.27
HOMA-IR	0.03	-0.01	0.07	-0.05	-0.19	0.09
Triglycerides	0.21	0.13	0.29	0.26	-0.05	0.57
Uric acid	0.0012	0.0006	0.0018	0.002	0.0	0.004

Multiple regression analyses with adjustments for all the variables listed.