Table 3.
Mean dietary quality index scores of the population* according to area of residence, geographic region and socio-economic status: Mexican adults aged 19–59 years, 2006 National Health and Nutrition Survey (ENSANUT-2006)
| Cardioprotective index (CPI) | Micronutrient adequacy index (MAI) | Dietary diversity (DD) | ||||
|---|---|---|---|---|---|---|
| Minimum score: 0 Maximum score: 7 | Minimum score: 0 Maximum score: 6 | Minimum score: 1 Maximum score: 30 | ||||
| Characteristic | Mean | se | Mean | se | Mean | se |
| Total (n 15 675) | 4·4 | 0·08 | 1·9 | 0·08 | 13·6 | 0·17 |
| Area | ||||||
| Rural (n 6452) | 4·5a | 0·09 | 1·7a | 0·10 | 12·2a | 0·19 |
| Urban (n 9223) | 4·3b | 0·09 | 1·9b | 0·08 | 14·0b | 0·17 |
| Region of the country | ||||||
| North (n 2913) | 4·1a | 0·06 | 1·8a | 0·08 | 13·2a | 0·18 |
| Center (n 5929) | 4·5b | 0·06 | 1·9b | 0·09 | 13·5a | 0·19 |
| Mexico City (n 667) | 4·6b,c | 0·09 | 1·9b | 0·12 | 14·9b | 0·23 |
| South (n 6166) | 4·7c | 0·06 | 1·8a | 0·89 | 13·1c | 0·19 |
| Socio-economic status (SES) | ||||||
| Low SES (n 7673) | 4·5a | 0·08 | 1·7a | 0·08 | 12·6a | 0·19 |
| Middle SES (n 5048) | 4·3b | 0·08 | 1·9b | 0·09 | 13·9b | 0·18 |
| High SES (n 2954) | 4·2b,c | 0·09 | 2·2c | 0·09 | 14·9c | 0·19 |
Values are means (with their standard errors) adjusted by age and sex through linear regression models.
*
Total sample size: 15 675, weighted cases: 47 313 935 Mexican adults.
a,b,c
Mean values within categories of each independent variable within a column with unlike superscript letters were significantly different using Bonferroni adjustment (P < 0·05 for area, P < 0·012 for region, P < 0·016 for SES.