Table 2.
Mean WHO* Z-scores and sd at age 5–19 years for height and BMI, prevalence of stunting (height-for-age Z-score ≤ −2) and prevalence of obesity (BMI-for-age Z-score ≥ +2) by socio-economic position (SEP) group in the sample of children and adolescents (n 40 484) aged 3–19 years of Ladino and Maya ancestry born during 1955–1993 in Guatemala (n observations 157 067)
| Variable | SEP 1 | SEP 2 | SEP 3 | SEP 4 | SEP 5 |
|---|---|---|---|---|---|
| Mean WHO height-for-age Z-score | −0·2 | −0·5 | −1·3 | −1·7 | −2·0 |
| sd | 1·0 | 1·0 | 1·0 | 1·0 | 0·9 |
| Prevalence of stunting across ages (%) | 2·9 | 4·7 | 23·5 | 39·9 | 52·0 |
| Mean WHO BMI-for-age Z-score | 0·3 | 0·4 | 0·2 | 0·0 | 0·0 |
| sd | 1·0 | 1·1 | 1·0 | 0·9 | 0·8 |
| Prevalence of obesity across ages (%) | 5·1 | 9·3 | 4·3 | 2·1 | 1·1 |
*
de Onis et al.(46). Weight-for-age Z-scores were not calculated as the WHO standards for weight only include ages up to 10 years.