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. 2017 Jul 25;12(7):e0181793. doi: 10.1371/journal.pone.0181793

Table 6. Probit and biprobit estimation for institutional delivery.

Institutional delivery Factor Probit model Coef. Predicted probability Biprobit model Coef. Predicted probability Behaviour of rho
India-1998-99 No of ANC visits  
Independent of Health Care Delivery Systems <3 visits® 0.13 0.25 rho<0
  3+ visits 0.82** 0.58 1.09** 0.46 -0.193
Depends on Health Care Delivery Systems ANC care index  
  Level-1,2 = 0® 0.21 0.30 rho<0
  Level-3 = 1 0.88** 0.76 1.40** 0.52 -0.322
India-2005-06 No of ANC visits  
Independent of Health Care Delivery Systems <3 visits® 0.16 0.35 rho<0
  3+ visits 0.81** 0.63 1.07** 0.56 -0.187
Depends on Health Care Delivery Systems ANC care index  
  Level-1 = 0® 0.28 0.40 rho<0
  Level-2 = 1 0.88** 0.79 1.48** 0.66 -0.385
Indonesia-2007 No of ANC visits  
Independent of Health Care Delivery Systems <3 visits® 0.14 0.36 rho<0
  3+ visits 0.46** 0.48 0.83** 0.43 -0.252
Depends on Health Care Delivery Systems ANC care  
  Level-1,2 = 0® 0.36 0.38 rho<0
  Level-3 = 1 0.41** 0.64 1.16** 0.49 -0.465
Indonesia-2012 No of ANC visits  
Independent of Health Care Delivery Systems <3 visits® 0.19 0.42 rho<0
  3+ visits 0.72** 0.64 1.08** 0.57 -0.239
Depends on Health Care Delivery Systems ANC care  
  Level -1,2 = 0® 0.53 0.52 rho<0
  Level -3 = 1 0.40** 0.75 1.12** 0.63 -0.46
Philippines-2003 No of ANC visits  
Independent of Health Care Delivery Systems <3 visits® 0.16 0.29  
  3+ visits 0.40** 0.44 0.56** 0.39 rho = 0
Depends on Health Care Delivery Systems ANC care  
  Level -1,2 = 0® 0.28 0.33  
  Level -3 = 1 0.49** 0.65 0.71** 0.47 rho = 0
Philippines-2008 No of ANC visits  
Independent of Health Care Delivery Systems <3 visits® 0.21 0.37  
  3+ visits 0.38** 0.51 0.67** 0.45 rho = 0
Depends on Health Care Delivery Systems ANC care  
  Level -1,2 = 0® 0.34 0.39  
  Level -3 = 1 0.52** 0.71 0.82** 0.54 rho = 0

Significance at

* p<0.05

** p<0.01

*** p<0.001

® denotes the reference category