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Table 4 Factors associated with stunting and with overweight among children from zero to 60 months of age, Alagoas (Northeast Brazil), 2015

From: Stunting and overweight among children in Northeast Brazil: prevalence, trends (1992-2005-2015) and associated risk factors from repeated cross-sectional surveys

VariablesCategoriesStuntingaOverweightb
Prevalence (%) p-value (χ2)Crude PR
(95% CI)
Adjusted PRc
(95% CI)
Prevalence (%) p-value (χ2)Crude PR (95% CI)Adjusted PRc (95% CI)
SexMale4.21115.61
Female2.20.53 (0.26–1.08) #0.38 (0.17–0.83)*14.20.91 (0.68–1.23)ns
 p = 0.076  p = 0.558  
Age group (months)0.0 –| 24.04.61117.111
24 –| 60.02.20.47 (0.23–0.95)*0.43 (0.20–0.91)*13.20.77 (0.57–1.04) #0.78 (0.58–1.07)#
 p = 0.031  p = 0.092  
Birth weight (g)Normal (2500–3999)3.01114.211
Low (< 2500)8.62.89 (1.14–7.30)*2.99 (1.33–6.70)*8.60.61 (0.26–1.43) ns0.62 (0.26–1.46)ns
High (≥ 4000)0.0nc (p < 0.001)nc (p < 0.001)27.31.93 (1.25–2.96)*1.91 (1.24–2.95)*
 p = 0.018  p = 0.006  
Number of people in the household≤ 42.4115.9 
>  44.41.78 (0.90–3.54) nsns13.50.85 (0.62–1.16) nsns
 p = 0.094  p = 0.305  
Residence areaUrban3.1114.81
Rural3.51.12 (0.54–2.40) nsns15.31.04 (0.74–1.45) nsns
 p = 0.764  p = 0.841  
Mothers with ≤2 childrenYes2.7115.01
No4.81.77 (0.89–3.52) nsns14.30.96 (0.68–1.33) nsns
 p = 0.097  p = 0.791  
Low maternal schooling (years of study ≤4)Yes7.02.68 (1.35–5.34)*3.10 (1.52–6.33)*13.00.84 (0.56–1.27) nsns
No2.61115.41
 p = 0.004  p = 0.399  
Maternal age group (years)≤ 20.06.11.82 (0.65–5.08) ns 12.10.81 (0.41–1.58) ns 
20.1–39.93.31 15.01 
≥ 40.03.20.94 (0.29–3.09) ns 16.01.06 (0.65–1.74) ns 
 p = 0.501  p = 0.781  
  1. * Statistically significant difference, according to the 95% confidence interval (95% CI)
  2. ns Non-significant difference
  3. # 0.05 < p < 0.1 (marginal statistical significance)
  4. a Stunting: height-for-age < −2 sd
  5. b Overweight: weight-for-height > 2 sd
  6. c backward elimination process