Table 1.
Descriptive characteristics of participants in the focus groups, stratified by socio-economic status
| Socio-economic Status | All | |||
|---|---|---|---|---|
| Low | Middle | High | ||
| Frequency (%) | ||||
| Sample (n) | 41 | 56 | 38 | 135 |
| Sex (female) | 97.5 | 92.8 | 97.3 | 95.6 |
| Age (years; media ± SD) | 34.5 ± 7.3 | 36 ± 6.5 | 37.9 ± 5.5 | 13.1 ± 6.6 |
| Education Level | ||||
| None | 2.3 | 3.6 | 0.0 | 2.2 |
| Elementary School | 14.4 | 21.4 | 0.0 | 13.3 |
| Junior High School | 51.1 | 26.8 | 10.4 | 29.6 |
| High school/Technical | 25.0 | 32.1 | 29.0 | 28.9 |
| Graduate degree | 7.2 | 16.1 | 55.3 | 24.4 |
| Post-graduate degree | 0.0 | 0.0 | 5.3 | 1.48 |
| Occupation | ||||
| Housewife | 83.0 | 64.3 | 68.4 | 71.1 |
| Employed | 12.2 | 25.0 | 29.0 | 22.2 |
| Unemployed | 4.8 | 3.6 | 0.0 | 2.9 |
| Other | 0.0 | 7.1 | 2.6 | 3.7 |
| Marital status | ||||
| Single | 17.1 | 17.8 | 2.6 | 2.2 |
| Married | 78.0 | 78.6 | 92.1 | 82.2 |
| Divorced | 4.9 | 1.8 | 5.3 | 3.7 |
| Widow | 0.0 | 1.8 | 0.0 | 0.7 |
| Frequency of trips to the supermarket | ||||
| Everyday | 12.3 | 7.1 | 10.6 | 9.6 |
| Two to three times per week | 21.9 | 25.0 | 26.3 | 24.4 |
| Once a week | 19.5 | 32.1 | 44.7 | 31.8 |
| Every two weeks | 34.1 | 17.9 | 13.1 | 21.5 |
| Once a month | 7.3 | 14.3 | 5.3 | 9.6 |
| Doesn’t know | 4.9 | 3.6 | 0.0 | 2.9 |
| Estimated monthly food expenditure (Mexican pesos) | ||||
| <1000 | 29.3 | 30.4 | 2.7 | 22.2 |
| 1000 – 2499 | 48.7 | 44.6 | 26.3 | 40.7 |
| 2500 – 5000 | 9.8 | 17.8 | 52.6 | 25.2 |
| >5000 | 0.0 | 3.6 | 10.5 | 4.4 |
| Doesn’t know | 12.2 | 3.6 | 7.9 | 7.4 |