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Table 6 GMM regressions (and OLS regressions for comparison) for the structural equation model (SEM) which includes the degree of stunting h and the weighted fractional rank deviation d as endogenous variables

From: Structural equation modeling for decomposing rank-dependent indicators of socioeconomic inequality of health: an empirical study

  h d
  GMM OLS GMM OLS
  Coefficient t-stat Coefficient t-stat Coefficient t-stat Coefficient t-stat
Constant 0.1187 13.52 0.1240 15.32 -0.1700 -16.01 -0.1493 -26.15
Age of child 0.0017 11.18 0.0016 11.13
Squared age of child -0.0001 -13.48 -0.0001 -13.55
Sex of child 0.0143 2.41 0.0138 2.34
Residence type 0.2502 22.55 0.2457 21.94
Education of mother -0.0022 -1.81 -0.0033 -3.36 0.0108 8.01 0.0102 7.80
Education of partner/husband -0.0014 -1.27 -0.0024 -2.63 0.0148 13.37 0.0144 13.21
Safe drinking water 0.1288 17.96 0.1296 18.23
Satisfactory sanitation 0.1132 12.17 0.1108 11.97
d -0.0987 -3.46 -0.0559 -4.67
h 0.0826 1.25 -0.0621 -3.73
R 2 0.0767   0.0796   0.3895   0.3996  
N 9262   9262   9262   9262  
J   0.42    2.69  
Cragg-Donald F   917.43    194.31  
  1. p<0.1, p<0.05, p<0.01, p<0.001