Table 4.
Mann–Whitney test to analyse the relationship between food literacy dimensions and sex and nationality.
| Variable | Group 1 | Food Literacy 2 | |||
|---|---|---|---|---|---|
| D1 | D2 | D3 | Global | ||
| Sex | Female OR (N = 736) | 467.74 | 460.31 | 469.09 | 466.55 |
| Male OR (N = 188) | 441.98 | 471.06 | 436.70 | 446.64 | |
| U Mann–Whitney test (Z, p) 3 |
Z = −1.187 p = 0.235 |
Z = −0.496 p = 0.620 |
Z = −1.493 p = 0.136 |
Z = −0.914 p = 0.361 |
|
| Nationality | Portuguese OR (N = 887) | 467.52 | 466.96 | 466.96 | 467.46 |
| Other OR (N = 37) | 334.16 | 367.84 | 355.49 | 343.68 | |
| U Mann–Whitney test (Z, p) 3 |
Z = −2.814 p = 0.005 |
Z = −2.215 p = 0.027 |
Z = −2.502 p = 0.012 |
Z = −2.767 p = 0.006 |
|
1 OR = Odds ratio. 2 D1 = Dimension 1—Literacy about food nutritional value and composition; D2 = Dimension 2—Literacy about labelling and food choice; D3 = Dimension 3—Literacy about healthy eating practices. 3 Z = Test statistics; p = significance (two-tailed), significant for p < 0.05.