Skip to main content

Table 4 Regression analysis for factors associated with anaemia in women in reproductive age, Sudan, 2016

From: Prevalence and determinants of anaemia in women of reproductive age in Sudan: analysis of a cross-sectional household survey

Women in reproductive age (pregnant and non-pregnant women combined)
Variables Frequency Unadjusted analysis Adjusted analysis
cORa(95%CI) p. value aORb(95%CI) p. value
Type of place of residence (area classification)
Rural 2571 1 0.052 1 0.033
Urban 1334 1.095 (0.931–1.289) 0.274 1.095 (0.931–1.289) 0.274
IDP/Refugee Camps 244 1.398 (1.048–1.863) 0.022 1.397 (1.048–1.863) 0.023
Pregnancy status
Pregnant 407 1 0.916
Non-pregnant 3722 0.988 (0.796–1.227) 0.916   
Wealth index
Wealthiest 1126 1 0.081 1 0.010
High 1070 0.995 (0.827–1.198) 0.961 0.996 (0.828–1.198) 0.963
Middle 702 1.026 (0.818–1.286) 0.825 1.026 (0.819–1.286) 0.823
Low 601 1.041 (0.806–1.344) 0.760 1.041 (0.806–1.345) 0.765
Poorest 630 1.435 (1.064–1.935) 0.018 1.436 (1.065–1.936) 0.018
Sanitation type
Safe sanitation facility 831 1 0.121   
Unsafe sanitation facility 2320 0.827 (0.691–0.991) 0.040
Open defecation 978 0.850 (0.645–1.120) 0.249   
Malaria infection (parasitaemia)
Negative 3992 1 0.007 1 0.003
Positive 137 2.883 (2.019–4.117) < 0.001 2.885 (2.021–4.119) < 0.001
  1. a cOR: Crude Odd Ratio. b aOR: Adjusted Odd Ratio
  2. p. values in bold reflect the overall exposure and are derived from the likelihood ratio test. p. value for variables with multiple exposure level are reported from the Wald test
  3. Goodness-of-fit test (Hosmer and Lemeshow) for the adjusted final model for women of reproductive age X2 4.633 (7 degrees of freedom; p. value = 0.705)