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Table 3 Regression analysis for factors associated with anaemia in non-pregnant women, Sudan, 2016

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

Variables Frequency Unadjusted analysis Adjusted analysis
cORa(95%CI) P. value aORb(95%CI) p. value
Type of place of residence (area classification)
Rural 2291 1 0.015 1 0.016
Urban 1231 1.135 (0.958–1.346) 0.144 1.134 (0.965–1.333) 0.126
IDP/Refugee Camps 200 1.505 (1.110–2.040) 0.008 1.499 (1.115–2.017) 0.007
Wealth index
Wealthiest 1052 1 0.193   
High 972 0.972 (0.802–1.178) 0.772   
Middle 627 0.967 (0.763–1.225) 0.778
Low 521 0.936 (0.714–1.227) 0.632   
Poorest 550 1.289 (0.941–1.767) 0.114   
Sanitation type
Safe sanitation facility 773 1 0.174 1 0.005
Unsafe sanitation facility 2096 0.860 (0.713–1.038) 0.116 0.854 (0.714–1.022) 0.085
Open defecation 853 0.983 (0.735–1.313) 0.906 1.122 (0.897–1.404) 0.313
Malaria infection (parasitaemia)
Negative 3608 1 < 0.001 1 < 0.001
Positive 114 2.756 (1.871–4.058) < 0.001 2.776 (1.889–4.080) < 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 non-pregnant women X2 0.210 (4 degrees of freedom; p. value = 0.995)