Table 2.
Comparison of KIDMED Index scores among the periods 1998–2000 and 2019–2020 according to the selected variables.
| Adherence to Mediterranean Diet (KIDMED Index Scores) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1998–2000 | 2019–2020 | ||||||||
| n | Mean ± SD | Min | Max | n | Mean ± SD | Min | Max | p | |
| Sex | |||||||||
| Male | 505 | 7.17 ± 2.04 | 1 | 12 | 1707 | 6.87 ± 2.39 | −3 | 12 | 0.024 |
| Female | 496 | 7.17 ± 2.06 | 2 | 12 | 1833 | 6.77 ± 2.44 | −2 | 12 | 0.002 |
| Grade | |||||||||
| Primary education | 384 | 7.49 ± 1.98 | 2 | 12 | 1816 | 7.10 ± 2.41 | −2 | 12 | 0.012 |
| Secondary education | 617 | 6.97 ± 2.07 | 1 | 12 | 1724 | 6.52 ± 2.38 | −3 | 12 | 0.00005 |
| Age groups | |||||||||
| Scholars (8–9 years) | 159 | 7.40 ± 1.99 | 2 | 12 | 589 | 6.73 ± 2.63 | −1 | 12 | 0.008 |
| Pre-adolescents (10–13 years) | 520 | 7.29 ± 2.07 | 2 | 12 | 1835 | 7.11 ± 2.32 | −2 | 12 | - |
| Adolescents (14–17 years) | 322 | 6.87 ± 2.02 | 1 | 11 | 1116 | 6.38 ± 2.38 | −3 | 12 | 0.001 |
| Academic Year | |||||||||
| 3° primary degree | 68 | 7.38 ± 2.02 | 3 | 11 | 353 | 6.73 ± 2.58 | −1 | 12 | - |
| 4° primary degree | 88 | 7.35 ± 2.07 | 2 | 12 | 395 | 6.89 ± 2.54 | −1 | 12 | - |
| 5° primary degree | 124 | 7.68 ± 1.83 | 2 | 12 | 544 | 7.44 ± 2.21 | −1 | 12 | - |
| 6° primary degree | 104 | 7.45 ± 2.03 | 2 | 11 | 523 | 7.16 ± 2.34 | −2 | 12 | - |
| 1° secondary degree | 137 | 7.12 ± 2.16 | 2 | 11 | 370 | 7.03 ± 2.39 | 1 | 12 | - |
| 2° secondary degree | 170 | 6.96 ± 2.07 | 2 | 11 | 380 | 6.49 ± 2.26 | −1 | 12 | 0.025 |
| 3° secondary degree | 174 | 6.83 ± 2.05 | 2 | 11 | 450 | 6.48 ± 2.39 | −3 | 12 | - |
| 4° secondary degree | 136 | 7.01 ± 2.03 | 1 | 12 | 525 | 6.22 ± 2.40 | 1 | 12 | 0.00032 |
| Population size | |||||||||
| <10,000 inhabitants | 247 | 7.04 ± 2.07 | 2 | 12 | 1061 | 6.83 ± 2.32 | −1 | 12 | - |
| 10–50,000 inhabitants | 282 | 6.99 ± 1.98 | 2 | 11 | 1228 | 6.64 ± 2.45 | −1 | 12 | 0.045 |
| 50–350,000 inhabitants | 266 | 7.30 ± 2.07 | 1 | 12 | 936 | 6.95 ± 2.45 | −3 | 12 | - |
| >350,000 inhabitants | 206 | 7.40 ± 2.07 | 2 | 12 | 315 | 7.10 ± 2.39 | 1 | 12 | - |
| Spain region | |||||||||
| North | 488 | 7.24 ± 2.07 | 1 | 12 | 1371 | 6.96 ± 2.38 | −2 | 12 | 0.037 |
| Center | 217 | 7.17 ± 2.09 | 2 | 12 | 906 | 6.97 ± 2.41 | −1 | 12 | - |
| South | 296 | 7.05 ± 1.99 | 2 | 11 | 1263 | 6.56 ± 2.43 | −3 | 12 | 0.002 |
| Parents Education | |||||||||
| Non-university | 692 | 6.97 ± 2.06 | 1 | 12 | 2155 | 6.52 ± 2.42 | −3 | 12 | 0.000046 |
| University | 309 | 7.61 ± 1.95 | 3 | 12 | 1191 | 7.38 ± 2.31 | −1 | 12 | - |