Table 3.
The dietary knowledge literacy of participants with different demographic characteristics in 2015.
| Variables | Categories | Total | Adequate Dietary Knowledge Literacy | χ 2 | |
|---|---|---|---|---|---|
| Yes (n = 1267, 30.5%) |
No (n = 2883, 69.5%) |
||||
| Age (years) | 60–69 | 2630 | 831 (31.6) | 1799 (68.4) | 4.63 |
| 70–79 | 1194 | 336 (28.1) | 858 (71.9) | ||
| ≥80 | 326 | 100 (30.7) | 226 (69.3) | ||
| Gender | Female | 1932 | 617 (31.9) | 1315 (68.1) | 3.37 |
| Male | 2218 | 650 (29.3) | 1568 (70.7) | ||
| Education level a | Below primary school | 1334 | 295 (22.1) | 1039 (77.9) | 130.57 *** |
| Primary school | 970 | 272 (28.0) | 698 (72.0) | ||
| Middle school | 960 | 305 (31.8) | 655 (68.2) | ||
| High school or above | 886 | 395 (44.6) | 491 (55.4) | ||
| Nationality | The minority | 400 | 96 (24.0) | 304 (76.0) | 8.90 ** |
| Han | 3750 | 1171 (31.2) | 2579 (68.8) | ||
| BMI (kg/m2) | <20 | 491 | 121 (24.6) | 370 (75.4) | 13.81 ** |
| 20–26.9 | 2799 | 851 (30.4) | 1948 (69.6) | ||
| ≥27 | 860 | 295 (34.3) | 565 (65.7) | ||
| Place of residence | Urban | 1724 | 615 (35.7) | 1109 (64.3) | 36.78 *** |
| Rural | 2426 | 652 (26.9) | 1774 (73.1) | ||
| Geographical area | Western region | 1099 | 199 (18.1) | 900 (81.9) | 197.66 *** |
| Eastern region | 1580 | 632 (40.0) | 948 (60.0) | ||
| Central region | 948 | 221 (23.3) | 727 (76.7) | ||
| Northeast region | 523 | 215 (41.1) | 308 (58.9) | ||
| Knowing about CFP/DGCR | No | 3166 | 823 (26.0) | 2343 (74.0) | 129.49 *** |
| Yes | 984 | 444 (45.1) | 540 (54.9) | ||
| Proactively looking for nutrition knowledge | No | 3081 | 793 (25.7) | 2288 (74.3) | 129.49 *** |
| Yes | 1069 | 474 (44.3) | 595 (55.7) | ||
* p < 0.05; ** p < 0.01; *** p < 0.001. BMI, body mass index; CFP, Chinese Food Pagoda; DGCR, Dietary Guidelines for Chinese Residents.