Table 3.
Associations of dietary diversity with psychological stress.
| Parameter | df | Estimate | Standard Error | Wald ϰ2 | p | OR | 95%CI |
|---|---|---|---|---|---|---|---|
| Intercept | 1 | 0.9343 | 0.2950 | 10.0287 | 0.0015 | ||
| BMI categories in 2015 | |||||||
| Normal weight | Ref | ||||||
| Obesity | 1 | −0.0679 | 0.0757 | 0.8035 | 0.3701 | 0.934 | 0.806, 1.084 |
| Overweight | 1 | 0.0586 | 0.0555 | 1.1128 | 0.2915 | 1.060 | 0.951, 1.182 |
| Underweight | 1 | 0.1769 | 0.1274 | 1.9280 | 0.1650 | 1.194 | 0.930, 1.532 |
| Gender | |||||||
| Female | Ref | ||||||
| Male | 1 | −0.1579 | 0.0507 | 9.6983 | 0.0018 | 0.854 | 0.773, 0.943 |
| Marital status in 2015 | |||||||
| Never married | Ref | ||||||
| Married | 1 | −0.1336 | 0.1784 | 0.5604 | 0.4541 | 0.875 | 0.617, 1.241 |
| Divorced/Separated/Widowed | 1 | 0.000463 | 0.2044 | 0.0000 | 0.9982 | 1.000 | 0.670, 1.493 |
| Age | 1 | 0.000727 | 0.00201 | 0.1314 | 0.7170 | 1.001 | 0.997, 1.005 |
| Urbanization index | 1 | −0.00836 | 0.00160 | 27.3869 | <0.0001 | 0.992 | 0.989, 0.995 |
| Dietary diversity (Number of DQQ food groups) |
|||||||
| ≤2 | Ref | ||||||
| 3 | 1 | −0.2118 | 0.2251 | 0.8850 | 0.3468 | 0.809 | 0.521, 1.258 |
| 4 | 1 | −0.3943 | 0.2155 | 3.3469 | 0.0673 | 0.674 | 0.442, 1.029 |
| 5 | 1 | −0.4587 | 0.2143 | 4.5814 | 0.0323 | 0.632 | 0.415, 0.962 |
| 6 | 1 | −0.5350 | 0.2149 | 6.1944 | 0.0128 | 0.586 | 0.384, 0.893 |
| 7 | 1 | −0.5036 | 0.2170 | 5.3890 | 0.0203 | 0.604 | 0.395, 0.925 |
| 8 | 1 | −0.4899 | 0.2241 | 4.7768 | 0.0288 | 0.613 | 0.395, 0.951 |
| 9 | 1 | −0.7331 | 0.2404 | 9.3010 | 0.0023 | 0.480 | 0.300, 0.770 |
| ≥10 | 1 | −0.6858 | 0.2513 | 7.4484 | 0.0063 | 0.504 | 0.308, 0.824 |
Note: 761 observations were deleted due to missing values for the explanatory variables.