Table 3 Multiple regression analysis of various factors in relation to SMI

Ethnic group

(0:Japanese, 1:Thai)

−0.162

0.08

0.04*

Gender

(0:Male, 1:Female)

0.589

0.063

< 0.01*

Age

−0.025

0.009

< 0.01*

BMI

0.092

0.015

< 0.01*

Chronic diseases

(0:None, 1:1+)

−0.029

0.061

0.63

Exercise

(0:Never, 1:Yes)

0.035

0.077

0.65

Alcohol

(0:No, 1:Yes)

0.116

0.094

0.22

R²

< 0.01*

Adjusted R²