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Table 9 Oaxaca Blinder decomposition of HAZ scores of NFHS 1 and NFHS 2 in Bihar

From: Deciphering disparities in childhood stunting in an underdeveloped state of India: an investigation applying the unconditional quantile regression method

  Covariate effect Coefficient effect
  10 25 50 75 90 10 25 50 75 90
Aggregate effect −0.059* − 0.050 − 0.108** − 0.114*** −0.106 − 0.065 −0.161* − 0.064 − 0.116 − 0.251*
Child age in months − 0.129*** − 0.176*** − 0.323*** − 0.304*** −0.198** − 0.121 0.497 0.083 −1.297** 0.356
(%) 94.4 182.6 139.0 113.7 82.1 296.6 − 670.6 −118.3 845.5 − 584.9
Age2 0.032 0.029 0.104*** 0.098*** 0.038 0.427 −0.194 − 0.052 0.423 − 0.173
(%) −23.4 −30.3 −44.6 −36.5 −15.7 − 1047.3 261.8 74.3 − 276.0 283.3
Female 0.014* 0.018** 0.022** 0.022** 0.044** 0.030 −0.088 0.043 0.001 0.040
(%) −10.1 −18.2 −9.4 −8.1 − 18.4 −73.5 118.0 −61.0 − 0.5 − 66.2
Birth Size
Normal
Average and above −0.002 0.003 −0.003 − 0.016** − 0.015 − 0.034 0.008 − 0.006 0.021 0.010
(%) 1.3 −3.5 1.2 6.1 6.1 82.9 −11.1 9.2 −13.5 −16.6
Small −0.003 0.000 0.001 0.000 0.002 0.037 0.027 0.009 0.002 0.113*
(%) 1.9 0.0 −0.4 0.0 −0.7 −90.3 −36.4 −12.2 −1.2 − 185.6
Early Breastfeeding (Yes) −0.106* − 0.134** − 0.062 − 0.055 0.041 0.011 0.010 0.000 0.037 0.013
(%) 77.7 139.0 26.8 20.4 −17.0 − 26.3 −14.1 −0.1 −24.1 −21.1
No. of Siblings 0.000 0.000 0.000 0.000 0.000 0.040 −0.066 0.059 −0.005 − 0.019
(%) 0.00 0.01 −0.01 −0.01 0.04 −97.95 89.04 −84.49 3.08 30.62
Mother’s Characteristics
Institutional Delivery (yes) −0.015* −0.032*** − 0.016* − 0.005 0.009 0.025 −0.018 0.040 0.024 0.100*
(%) 10.9 33.7 6.9 1.9 −3.9 −61.3 24.6 −56.7 −15.3 − 163.8
Age of mother at first birth −0.010 0.002 −0.002 0.009 0.031 −0.279 −0.278 − 0.032 0.049 − 0.151
(%) 7.2 −2.3 0.9 −3.5 −13.0 683.6 375.3 46.1 −32.2 247.6
Mother’s Education −0.005 − 0.001 − 0.007 −0.008 − 0.009 0.025 0.041 0.018 −0.019 − 0.043
(%) 3.9 0.7 3.1 3.1 3.7 −61.7 −55.5 −25.4 12.3 71.2
Working mother −0.002 − 0.006 − 0.004 − 0.003 −0.005 0.032 0.023 −0.077* 0.029 0.064
(%) 1.8 5.9 1.8 1.0 2.0 −77.5 −31.4 110.1 −18.7 − 105.0
Media exposure 0.000 0.000 −0.003 −0.003 − 0.006 − 0.007 −0.008 − 0.065 0.034 − 0.037
(%) − 0.2 0.2 1.3 1.2 2.3 18.1 10.7 92.6 −22.3 60.3
Religion
Hindu
Muslim/Others −0.007 −0.009 − 0.005 − 0.007 0.006 − 0.021 0.004 0.019 0.082 0.108
(%) 5.3 8.9 2.1 2.7 −2.6 52.4 −4.8 −26.7 − 53.7 − 177.1
Caste
SC
ST 0.021* 0.045*** 0.017 0.008 −0.025 −0.005 − 0.004 − 0.007 − 0.010 0.008
(%) −15.7 − 46.2 −7.5 −3.0 10.5 12.7 5.0 9.9 6.5 −12.5
Others 0.091* 0.192*** 0.047 −0.024 −0.179* − 0.074 − 0.046 −0.204 − 0.116 −0.020
(%) −67.1 −199.5 −20.1 9.1 74.3 181.9 62.1 292.3 75.7 33.4
Wealth index 0.000 0.007 0.005 0.003 0.013 −0.001 −0.013 0.030 0.023 0.031
(%) 0.2 −6.8 −2.0 −1.0 −5.2 2.5 17.1 −43.3 −15.0 −50.5
Place of residence
Urban
Rural −0.016 − 0.034** − 0.002 0.019 0.012 0.419 −0.110 −0.184 − 0.081 − 0.631
(%) 11.9 35.7 0.9 −7.1 −4.8 − 1028.7 147.7 262.9 52.8 1035.0
Constant       −0.543 0.139 0.258 0.649 0.169
Residuals 0.077 0.047 0.124 0.153 0.135 −0.024 − 0.087 0.006 0.037 −0.190
Total −0.136 −0.096 − 0.232** −0.267*** − 0.241 − 0.041 − 0.074 −0.070 − 0.153 −0.061
  1. ***p < 0.001; **p < 0.01; *p < 0.05; Source: Computed by the authors from unit-level data of NFHS 1 and NFHS 2