Table 3.
Multivariable model for the relationship between γ-glutamyltransferase and the odds of having depressive symptoms, stratified by BMI categories
| Variable | OR (95% CI) | |||
|---|---|---|---|---|
| BMI categories (kg/m2) | ||||
| ≥18.5 - < 25 | ≥25 - < 30 | ≥30 - < 35 | ≥35 | |
| γ-glutamyltransferase | 1.009 (1.002, 1.017) | 1.004 (1.001, 1.007) | 1.004 (0.999, 1.009) | 1.003 (1.000, 1.005) |
| Age | 0.996 (0.968, 1.025) | 0.993 (0.972, 1.016) | 0.971 (0.951, 0.991) | 1.022 (0.989, 1.057) |
| Sex | 1.218 (0.519, 2.858) | 3.916 (1.848, 8.297) | 3.168 (1.525, 6.580) | 7.377 (2.113, 25.759) |
| Ethnicity | 1.192 (0.783, 1.813) | 0.586 (0.409, 0.839) | 0.663 (0.419, 1.051) | 1.213 (0.692, 2.125) |
| Education | 0.963 (0.493, 1.879) | 0.895 (0.520, 1.540) | 0.795 (0.441, 1.433) | 1.493 (0.913, 2.442) |
| Income | 0.668 (0.390, 1.146) | 0.387 (0.252, 0.593) | 0.406 (0.222, 0.744) | 0.256 (0.169, 0.389) |
| Smoking | 0.854 (0.441, 1.654) | 0.637 (0.410, 0.990) | 0.882 (0.564, 1.379) | 0.780 (0.438, 1.390) |
| Alcohol | 2.242 (0.765, 6.569) | 1.186 (0.394, 3.568) | 0.955 (0.442, 2.066) | 0.872 (0.335, 2.268) |
| Recreational Physical Activity | 0.709 (0.421, 1.196) | 0.709 (0.378, 1.332) | 0.171 (0.018, 1.631) | 0.607 (0.267, 1.377) |
OR is the odds of having depressive symptoms adjusted for age, sex, ethnicity, education, income, smoking, alcohol, and recreational physical activity. All variables except for age were modeled categorically