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Table 4 Relative contribution (%) of determinants to overall inequality in likelihood of having ARI in Nigeria

From: Factors contributing to regional inequalities in acute respiratory infections symptoms among under-five children in Nigeria: a decomposition analysis

Region Gini index Child’s gender (female) Child’s age (6 to 23 months) Birth order and interval (2 to 4 short) Height/Age (chronic) (deficit) No received BCG Child has no health card Cooking methods (biomass) Maternal education (no education) Household wealth index Type of residence
(poorest) (rural)
North West
 2003 0.32 0.12 43.60 11.02 3.55 21.5 7.23 8.49 2.0 −0.008 1.50
 2008 0.31 7.17 13.10 5.40 1.18 47.1 −1.62 0.09 22.07 1.37 3.97
 2013 0.34 27.2 36.3 3.51 −0.03 0.12 −0.10 −0.29 4.67 7.32 21.1
North East
 2003 0.22 0.70 24.8 10.5 33.9 4.33 −2.16 10.05 10.48 7.37 −0.06
 2008 0.21 1.17 27.7 0.11 11.8 3.48 23.3 27.20 0.27 4.73 −0.04
 2013 0.28 0.94 78.9 0.57 0.05 0.09 0.04 0.01 8.97 4.82 5.57
North Central
 2003 0.35 4.45 26.1 1.18 2.39 17.5 −0.02 10.2 5.67 10.79 21.5
 2008 0.37 0.05 0.90 5.71 0.04 8.92 38.5 26.7 4.45 5.08 9.51
 2013 0.51 0.77 32.3 2.89 1.4 0.24 0.18 30.5 23.6 3.75 4.19
South East
 2003 0.38 0.15 0.03 3.11 −0.42 0.39 4.13 1.2 76.09 16.4 −1.13
 2008 0.51 11.00 28.9 3.31 0.97 7.76 1.05 16.9 29.8 −0.47 0.63
 2013 0.56 0.07 50.10 8.00 7.42 0.68 −0.06 21.03 2.68 7.51 2.44
South South
 2003 0.43 −0.1 14.1 0.02 20.7 8.4 17.02 −3.32 18.06 −1.60 26.6
 2008 0.33 2.15 6.81 16.30 14.6 1.35 20.30 12.20 16.10 11.6 −1.72
 2013 0.55 2.74 56.1 33.30 −0.005 −0.01 0.02 0.004 7.26 0.01 0.46
South West
 2003 0.47 0.36 13.9 −0.05 2.24 36.6 0.47 −0.19 −2.46 4.44 44.6
 2008 0.58 7.27 6.44 6.77 6.23 −0.54 8.80 2.88 56.6 2.88 2.55
 2013 0.62 0.21 11.2 44.2 1.92 −1.18 26.1 9.57 5.34 1.49 1.01
  1. The relative contributions were estimated using Fields methods [54]