Table 1.
Ferritin levels acording sociodemographic factors in Colombian children (National Nutrition Survey, 2010).
| Characteristics | Ferritin Levels, µg/L | |
|---|---|---|
| n | Mean (95% CI) | |
| Total | 6650 | 40.1 (39.2–41.0) |
| Age (years) | ||
| 5–5.9 | 743 | 36.0 (33.9–38.0) |
| 6–6.9 | 735 | 36.9 (34.7–39.0) |
| 7–7.9 | 809 | 39.0 (36.8–41.2) |
| 8–8.9 | 843 | 42.4 (38.5–46.3) |
| 9–9.9 | 850 | 42.4 (39.6–45.3) |
| 10–10.9 | 930 | 41.3 (39.1–43.4) |
| 11–11.9 | 905 | 41.3 (39.1–43.5) |
| 12–12.9 | 835 | 40.3 (37.9–42.7) |
| Sex | ||
| Male | 3391 | 40.2 (38.8–41.6) |
| Female | 3259 | 40.0 (38.3–41.2) |
| Socioeconomic levels by SISBEN | ||
| Level I | 4010 | 40.8 (39.4–42.2) |
| Level II | 829 | 38.6 (36.1–41.0) |
| Level III | 566 | 39.4 (37.1–41.6) |
| Level IV | 1245 | 39.8 (38.1–41.4) |
| Geographic area | ||
| Atlantic (North) | 1474 | 38.7 (37.2–40.2) |
| Eastern | 952 | 42.3 (40.6–44.0) |
| Central | 1454 | 43.1 (40.4–45.7) |
| Pacific (Western) | 965 | 37.2 (35.5–38.9) |
| Bogotá | 291 | 38.3 (36.1–40.6) |
| National territories (South) | 1514 | 38.0 (34.2–41.8) |
| Urbanicity | ||
| Urban | 4001 | 39.8 (38.8–40.9) |
| Rural | 2649 | 40.7 (39.0–42.5) |
| Ethnic group * | ||
| Indigenous | 875 | 37.2 (34.5–39.9) |
| Black or Afro-Colombian | 743 | 39.9 (37.2–42.5) |
| Others | 4979 | 40.3 (39.3–41.3) |
SISBEN, System of Identifying Potential Beneficiaries of Social Programs. * All children analysed by ethnic group were n = 6597, another 53 appertained to “Raizal del archipielago” and “Palenquero de San Basilio”, who were not analysed because this group do not have a representative sample.