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Table 5 Adjusted prevalence ratio (PR) and respective confidence interval at 95 % according to selected variables for private and public school children in elementary education in Maceió, Alagoas, Brazil, 2013

From: Prevalence of and factors associated with anemia in school children from Maceió, northeastern Brazil

Type of school Variables PR (CI95 %)* p
Private    
Employment status of mother   
 Employed (formal/informal) 1  
 Unemployed 2.83 (1.23;6.52) 0.014**
Monthly school fees (R$)   
 ≥188.1 1  
 <188.0 3.20 (1.46; 7.03) 0.004**
Height-for age (z score)   
 ≥ −2 (eutrophic) 1  
 < −2 (stunted) 2.75 (0.73; 10.38) 0.134
Consumption of fruits/fruit juices   
 ≥ 2 portions 1  
   < 2 portions 1.62 (0.78; 3.34) 0.188
Public    
Sex   
 Female 1  
 Male 1.51 (1.001; 2.30) 0.049**
BMI-for-age (z score)   
 ≤ 2 (eutrophic) 1  
 > 2 (obese) 0.47 (0.17; 1.24) 0.129
Consumption of fruits/fruit juices   
 ≥ 2 portions 1  
 < 2 portions 2.19 (1.18; 4.06) 0.013**
Consumption of coffee   
 0 portions 1  
 ≥ 1 portion 1.27 (0.83; 1.95) 0.267
  1. *PR adjusted for all the variables included in the model; **Indicates statistical significance (p < 0.05)