Table 4.
Multi-factor logistic regression analysis testing the factors associated with dietary knowledge literacy.
| Variables | OR | 95% CI for OR | p-Value | |
|---|---|---|---|---|
| Lower | Upper | |||
| Education level (vs. Below primary school) | ||||
| Primary school | 1.25 | 1.02 | 1.52 | 0.029 |
| Middle school | 1.37 | 1.11 | 1.67 | 0.003 |
| High school or above | 2.07 | 1.68 | 2.55 | 0.000 |
| Race (vs. The minority) | ||||
| Han | 0.93 | 0.72 | 1.21 | 0.590 |
| BMI (vs. <20) | ||||
| 20–26.9 | 1.07 | 0.85 | 1.35 | 0.570 |
| ≥27 | 1.22 | 0.94 | 1.58 | 0.142 |
| Place of residence (vs. Urban areas) | ||||
| Rural areas | 0.85 | 0.73 | 0.99 | 0.033 |
| Geographical area (vs. Western region) | ||||
| Eastern region | 2.57 | 2.11 | 3.14 | 0.000 |
| Central region | 1.39 | 1.11 | 1.74 | 0.004 |
| Northeast region | 2.85 | 2.24 | 3.61 | 0.000 |
| Knowing about CFP/DGCR (vs. No) | ||||
| Yes | 1.37 | 1.13 | 1.67 | 0.002 |
| Proactively looking for nutrition knowledge (vs. No) | ||||
| Yes | 1.39 | 1.15 | 1.68 | 0.001 |
Goodness-of-fit test: Hosmer–Lemeshow test χ2 = 11.88, p-value = 0.156. OR, odds ratio; CI, confidence interval; BMI, body mass index; CFP, Chinese Food Pagoda; DGCR, Dietary Guidelines for Chinese Residents.