Table 4

Prevalence rates of anemia among indigenous children < 60 months according to place of delivery, nutritional status, occurrence of diarrhea, and use of iron sulfate, First National Survey of Indigenous People’s Health and Nutrition, Brazil, 2008–2009
Characteristic studied N Prevalence (%) PR CI 95%
Place of delivery
  Hospital 3235 47.88 1.00 Reference
  Village 2141 58.96 1.23 1.12-1.36
Birth weight (grams)
  ≥ 2500 3202 50.82 1.00 Reference
  < 2500 271 50.83 1.00 0.86-1.17
Weight-for-age (z-score) p = 0.000*
  ≥ 0 1502 46.07 1.00 Reference
  < 0 and ≥ −1 2135 49.29 1.07 0.98-1.16
  < −1 1749 60.28 1.31 1.21-1.41
Height-for-age (z-score) p = 0.000*
  ≥ 0 602 41.00 1.00 Reference
  < 0 and ≥ −1 1210 46.00 1.12 1.01-1.25
  < −1 3533 55.83 1.36 1.21-1.53
Weight-for-height (z-score) p = 0.212*
  ≥ 0 3471 50.84 1.00 Reference
  < 0 and ≥ −1 1508 51.12 1.00 0.93-1.09
  < −1 369 57.16 1.12 1.01-1.26
Diarrhea during the prior week
  No 3847 47.58 1.00 Reference
  Yes 1509 63.02 1.32 1.22-1.43
Iron sulfate use
  Yes 893 50.50 1.00 Reference
  No 4388 51.30 1.02 0.90-1.15

PR Prevalence ratio.

CI Confidence interval.

*χ2 test for linear trend.

Variable retained for multivariate analysis.

Leite et al.

Leite et al. Nutrition Journal 2013 12:69   doi:10.1186/1475-2891-12-69

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