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Table 7 Net benefit of the DAZT program relative to (baseline) conditions existing before the program

From: Cost-effectiveness analysis of the diarrhea alleviation through zinc and oral rehydration therapy (DAZT) program in rural Gujarat India: an application of the net-benefit regression framework

Variable

NB with λ = $0

NB with λ = $20

NB with λ = $40

NB with λ = $60

NB with λ = $80

NB with λ = $100

Constant term

0.20

[1.01]

(0.42)

−8.42

[1.73]

(0.00)

−10.67

[2.28]

(0.00)

−10.97

[4.66]

(0.01)

−7.26

[10.27]

(0.24)

−6.26

[6.52]

(0.17)

Study phase

1.53

[1.04]

(0.07)

2.50

[2.18]

(0.13)

4.92

[3.35]

(0.07)

7.97

[4.73]

(0.05)

11.02

[5.99]

(0.03)

13.51

[7.36]

(0.03)

Treatment-covariate interactions

 Household size

0.30

[0.17]

(0.04)

0.36

[0.20]

(0.03)

0.36

[0.23]

(0.06)

0.33

[0.26]

(0.10)

0.26

[0.28]

(0.17)

0.22

[0.25]

(0.19)

 Female child

0.33

[0.77]

(0.33)

1.06

[1.23]

(0.19)

1.20

[1.45]

(0.20)

1.21

[1.63]

(0.23)

0.91

[1.69]

(0.30)

0.83

[1.56]

(0.30)

 Child age (months)

0.04

[0.03]

(0.09)

0.06

[0.05]

(0.12)

0.06

[0.06]

(0.16)

0.05

[0.06]

(0.21)

0.03

[0.06]

(0.30)

0.02

[0.05]

(0.33)

 Paternal primary education

−0.53

[1.20]

(0.33)

−2.63

[1.67]

(0.06)

−3.68

[2.06]

(0.04)

−4.12

[2.64]

(0.06)

−3.44

[3.86]

(0.19)

−3.40

[2.96]

(0.13)

 Paternal secondary education

2.03

[1.02]

(0.02)

1.42

[1.24]

(0.13)

1.11

[1.41]

(0.21)

0.93

[1.42]

(0.26)

0.98

[1.27]

(0.22)

0.88

[1.37]

(0.26)

 Maternal primary education

1.22

[0.87]

(0.08)

2.25

[1.12]

(0.02)

2.55

[1.33]

(0.03)

2.60

[1.55]

(0.05)

2.16

[1.88]

(0.12)

2.05

[1.50]

(0.09)

 Maternal secondary education

−1.42

[1.27]

(0.13)

−0.84

[1.70]

(0.31)

−0.81

[2.02]

(0.34)

−0.99

[2.20]

(0.33)

−1.59

[2.18]

(0.23)

−1.92

[2.03]

(0.17)

 BPL card

−0.39

[0.94]

(0.34)

0.45

[1.09]

(0.34)

0.82

[1.28]

(0.26)

1.10

[1.36]

(0.21)

1.17

[1.38]

(0.20)

1.40

[1.48]

(0.17)

 Wealth index—2nd quintile

−1.65

[1.60]

(0.15)

−2.50

[1.90]

(0.09)

−2.68

[2.31]

(0.12)

−2.48

[2.66]

(0.18)

−1.58

[3.14]

(0.31)

−1.08

[2.74]

(0.35)

 Wealth index—3rd quintile

−0.88

[0.76]

(0.12)

−0.04

[1.34]

(0.49)

0.12

[1.66]

(0.47)

0.12

[1.71]

(0.47)

−0.21

[1.52]

(0.45)

−0.28

[1.27]

(0.41)

 Wealth index—4th quintile

−0.61

[0.85]

(0.24)

−2.22

[1.57]

(0.08)

−2.75

[1.88]

(0.07)

−2.78

[1.96]

(0.08)

−1.87

[2.40]

(0.22)

−1.53

[1.87]

(0.21)

 Wealth index—5th quintile

−1.70

[1.92]

(0.19)

−1.40

[2.53]

(0.29)

−0.89

[2.95]

(0.38)

−0.22

[3.25]

(0.47)

0.73

[3.34]

(0.41)

1.53

[3.52]

(0.33)

 Seek treatment from a public facility

−0.44

[0.74]

(0.28)

4.98

[1.27]

(0.00)

7.20

[1.97]

(0.00)

8.29

[3.43]

(0.01)

7.13

[6.52]

(0.14)

7.43

[4.81]

(0.06)

 Seek treatment from a public community based provider

0.25

[1.33]

(0.42)

3.83

[1.96]

(0.03)

4.84

[2.72]

(0.04)

4.91

[3.49]

(0.08)

3.11

[5.11]

(0.27)

2.52

[3.27]

(0.22)

 Seek treatment from a private provider

−5.58

[1.00]

(0.00)

7.91

[1.00]

(0.00)

12.06

[2.35]

(0.00)

12.76

[7.20]

(0.04)

6.64

[17.30]

(0.35)

4.88

[10.79]

(0.33)

Covariates

 Household size

−0.30

[0.18]

(0.05)

−0.13

[0.34]

(0.35)

0.08

[0.51]

(0.43)

0.31

[0.69]

(0.33)

0.57

[0.88]

(0.26)

0.82

[1.08]

(0.22)

 Female child

0.04

[0.90]

(0.48)

−1.57

[1.93]

(0.21)

−2.03

[2.58]

(0.22)

−2.24

[3.19]

(0.24)

−1.96

[3.61]

(0.29)

−2.09

[4.17]

(0.31)

 Child age (months)

−0.02

[0.03]

(0.30)

0.00

[0.06]

(0.48)

−0.01

[0.08]

(0.47)

−0.01

[0.10]

(0.45)

−0.02

[0.11]

(0.43)

−0.02

[0.13]

(0.43)

 Paternal primary education

−0.47

[1.26]

(0.35)

−0.24

[2.46]

(0.46)

−0.23

[3.41]

(0.47)

−0.86

[4.34]

(0.42)

−2.53

[5.44]

(0.32)

−3.73

[6.09]

(0.27)

 Paternal secondary education

−2.18

[1.13]

(0.03)

−0.96

[1.74]

(0.29)

−0.72

[2.40]

(0.38)

−0.78

[3.07]

(0.40)

−1.35

[3.89]

(0.36)

−1.53

[4.55]

(0.37)

 Maternal primary education

−1.32

[0.94]

(0.08)

−1.99

[1.83]

(0.14)

−1.46

[2.47]

(0.28)

−0.57

[3.10]

(0.43)

0.99

[3.82]

(0.40)

2.06

[4.16]

(0.31)

 Maternal secondary education

1.44

[1.43]

(0.16)

1.01

[2.63]

(0.35)

1.29

[3.65]

(0.36)

1.83

[4.58]

(0.35)

2.84

[5.37]

(0.30)

3.53

[6.24]

(0.29)

 BPL card

0.51

[1.03]

(0.31)

−4.10

[1.70]

(0.01)

−6.30

[2.39]

(0.00)

−7.94

[3.18]

(0.01)

−8.58

[4.26]

(0.02)

−10.10

[4.40]

(0.01)

 Wealth index—2nd quintile

1.64

[1.58]

(0.15)

0.91

[2.31]

(0.35)

0.77

[3.38]

(0.41)

0.41

[4.39]

(0.46)

−0.30

[5.47]

(0.48)

−0.99

[6.61]

(0.44)

 Wealth index—3rd quintile

0.32

[1.02]

(0.38)

−1.86

[2.55]

(0.23)

−2.68

[3.45]

(0.22)

−3.36

[4.17]

(0.21)

−3.63

[4.73]

(0.22)

−4.29

[5.56]

(0.22)

 Wealth index—4th quintile

−0.10

[1.14]

(0.46)

3.50

[2.62]

(0.09)

5.97

[3.58]

(0.05)

7.76

[4.50]

(0.04)

8.38

[5.69]

(0.07)

9.69

[6.35]

(0.06)

 Wealth index—5th quintile

1.63

[2.08]

(0.22)

1.31

[3.41]

(0.35)

2.96

[4.65]

(0.26)

4.88

[5.81]

(0.20)

7.28

[6.98]

(0.15)

9.10

[8.46]

(0.14)

 Seek treatment from a public facility

−1.30

[1.09]

(0.12)

3.54

[2.56]

(0.08)

6.00

[3.95]

(0.06)

8.06

[5.35]

(0.07)

9.90

[6.40]

(0.06)

12.41

[7.61]

(0.05)

 Seek treatment from a public community based provider

−0.57

[1.56]

(0.36)

9.61

[3.23]

(0.00)

18.71

[4.83]

(0.00)

27.72

[6.10]

(0.00)

36.94

[6.85]

(0.00)

46.38

[8.21]

(0.00)

 Seek treatment from a private provider

−0.60

[0.94]

(0.26)

4.07

[2.90]

(0.08)

3.12

[3.04]

(0.15)

1.56

[4.01]

(0.35)

0.20

[3.79]

(0.48)

0.19

[4.19]

(0.48)

Wald chi-2

195.5

289.7

168.35

112.8

134.02

140.12

Prob > chi-2

0.000

0.000

0.000

0.000

0.000

0.000

AIC

4824

4976

5566

5984

6302

6558

BIC

5107

5259

5849

6267

6585

6841

[standard error] (p value)

  1. Multivariable regression with interaction terms using a linear regression with endogenous treatment effects approach define covariates and ORS and zinc coverage as the effectiveness measure