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Table 2 Zinc deficiency and various socio-demographic variables among pregnant women in rural Sidama, Southern Ethiopia, Feb 2011

From: Prevalence of prenatal zinc deficiency and its association with socio-demographic, dietary and health care related factors in Rural Sidama, Southern Ethiopia: A cross-sectional study

Variables Serum zinc μg/dl (mean+/-sd) ZD+ ZD- Crude OR (95% CI) Adjusted OR (95% CI) **
Age (years) (n = 700)
   15-24 53.6 (10.2) 66 92 1r 1r
   25-34 52.2 (9.9) 232 193 1.68 (1.14-2.47)* 1.57 (1.04-2.34)*
   ≥ 35 51.4 (9.5) 73 44 2.31 (1.38-3.89)* 2.18 (1.25-3.63)*
Educational status (n = 700)
   Illiterate 51.6 (9.9) 255 207 1.74 (1.14-2.65)* 1.71 (1.09-2.60)*
   1st-4th grade 52.6 (9.5) 70 57 1.74 (1.05-2.90)* 1.69 (1.01-2.85)*
   Higher than 4th grade 54.9 (9.5) 46 65 1r 1r
Involvement in IGA (n = 700)
   No 52.1 (9.9) 333 272 1.84 (1.18-2.86)* 1.74 (1.11-2.74)*
   Yes 53.8 (10.2) 38 57 1r 1r
Household wealth index (n = 700)
   Poorest 52.6 (9.6) 73 66 1.00 (0.62-1.60)  
   Poorer 51.4 (10.3) 74 54 1.24 (0.77-2.01)  
   Middle 53.1 (10.2) 78 74 0.93 (0.59-1.47)  
   Richer 51.9 (9.4) 72 68 0.96 (0.60-1.53)  
   Richest 52.7 (10.1) 74 67 1r  
Agro-ecology (n = 700)
   Highland 52.9 (10.3) 105 82 0.99 (0.64-1.51)  
   Midland 52.6 (9.6) 179 178 1.25 (0.86-1.83)  
   Lowland 52.9 (10.1) 87 69 1r  
  1. 1r set as reference, * Significant association at 95% confidence level, ** adjusted for all significant variables and CRP status