Relationship between Serum Indirect Bilirubin Level and Insulin Sensitivity: Results from Two Independent Cohorts of Obese Patients with Impaired Glucose Regulation and Type 2 Diabetes Mellitus in China

Table 7

Multivariate linear regression analysis between the changes of the Matsuda Index and the changes of variable postoperative alterations in cohort 2.

Dependent variable	Independent variable	Standardized β	SE	value	Adjusted R square
∆Matsuda Index	∆IBIL%	0.217	0.017	0.022	0.030
	∆ GGT	−0.208	0.025	0.028	0.058
	Male	−0.184	1.425	0.049	0.084

∆, difference between selected variable values at one month and preoperatively; BMI, body mass index; GGT, gamma-glutamyl transferase. Multivariate linear regression analysis, . Statistically significant values are indicated in bold.