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Table 3 Relative contribution (%) of determinants to wealth related inequality (C) 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 Concentration index (C) C 95% confidence interval 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/others) No maternal education Household wealth index (poorest) Type of residence (rural) Residual
North West
 2003 −0.04** −0.05, 0.03 0.04 −25.95 −0.23 −0.26 −0.82 0.63 4.56 8.49 112.25 1.79 −0.40
 2008 −0.06** −0.07, −0.05 −0.46 −7.75 6.23 1.50 −1.53 0.70 −12.10 40.40 79.42 −7.05 0.48
 2013 −0.09** −0.10, −0.09 0.005 0.388 0.077 −0.115 0.012 0.05 −0.04 −18.64 118.29 −0.25 −0.44
North East
 2003 0.02** 0.01, 0.03 2.36 19.72 −0.32 0.94 8.55 −1.46 −9.96 248.49 −38.40 −130.0 0.38
 2008 −0.0006 −0.006, 0.005 0.92 8.90 105.32 −0.53 −1.38 5.57 −332.10 117.10 188.40 2.86 5.22
 2013 −0.014** −0.02, −0.006 1.86 −53.56 55.37 2.50 1.41 −3.29 −0.34 −269.4 284.10 80.9 0.61
North Central
 2003 −0.055** −0.06, −0.05 −1.74 −12.55 0.80 −8.39 −4.67 2.52 30.54 13.27 20.05 61.00 −1.02
 2008 −0.05** −0.07, −0.03 0.36 0.64 26.45 9.32 −157.40 242.71 236.20 −107.70 −276.00 122.5 2.83
 2013 −0.14** −0.15, −0.12 −0.32 −3.77 −0.85 −7.02 0.67 −1.62 81.61 −69.09 117.09 −16 −0.83
South East
 2003 −0.2** −0.25, −0.16 −1.09 −4.21 2.21 −2.99 2.76 −0.4 −9.65 69.30 45.17 −0.78 −0.33
 2008 −0.24** −0.27, −0.22 −1.19 0.21 −9.41 −2.70 −0.31 3.71 33.40 49.60 46.81 −20.60 0.34
 2013 −0.14** −0.16, −0.12 −0.18 −0.91 17.91 0.03 −0.24 −0.53 50.70 −97.97 127.90 −0.41 3.62
South South
 2003 −0.13** −0.17, −0.09 −1.42 −4.26 −15.02 17.55 −2.66 1.87 −141.8 68.21 142.48 34.70 0.15
 2008 −0.14** −0.16, −0.13 0.71 −0.75 8.70 6.34 0.566 −0.80 9.65 −6.60 91.80 −9.76 0.03
 2013 −0.14** −0.17, −0.12 0.17 −4.24 −5.70 24.00 −0.63 −0.88 27.90 −65.50 130.50 −3.42 −2.00
South West
 2003 −0.19** −0.24, −0.14 0.33 −2.07 −2.19 −16.20 −3.71 −2.83 9.20 28.8 −11.9 100.5 −0.10
 2008 −0.05** −0.06, −0.03 3.92 −3.96 3.64 −2.49 −3.79 0.75 −415.80 195.90 319.5 −0.03 2.10
 2013 0.13** 0.10, 0.17 −0.01 2.28 13.08 0.67 −2.67 6.09 −255.70 −10.70 356.35 −4.52 −5.02
  1. The relative contributions were estimated using decomp package in R [67]
  2. P < 0.05**