Table 1 Effects of user fee removal policy on selected indicators of the use of services

Assisted deliveries

 Constant\({\beta }_{0}\)

1.001***

(1.001–1.001)

1.001***

(1.001–1.001)

 Secular trend\({\beta }_{1}\)

1.003***

(1.003–1.003)

1.003***

(1.002–1.004)

 Change in level\({\beta }_{2}\)

1.126***

(1.084–1.169)

1.126

(0.615–2.062)

 Change in trend\({\beta }_{3}\)

0.996***

(0.996–0.996)

0.996

(0.991–1.001)

 Distance effect modification

1.245***

(1.230–1.260)

1.245

(0.911–1.702)

 Health personnel effect modification

1.068***

(1.049–1.087)

1.068

(0.909–1.255)

 Security effect modification

1.004

(0.999–1.009)

1.004

(1.001–1.001)

Cesarean sections

 Constant\({\beta }_{0}\)

0.999***

(0.999-1.000)

0.999**

(0.999–0.999)

 Secular trend\({\beta }_{1}\)

1.008***

(1.007–1.009)

1.008***

(1.002–1.013)

 Change in level\({\beta }_{2}\)

0.889

(0.635–1.245)

0.889

(0.085–9.310)

 Change in trend\({\beta }_{3}\)

1.001

(0.997–1.004)

1.001

(0.979–1.022)

 Distance effect modification

1.120**

(1.007–1.246)

1.120

(0.504–2.490)

 Health personnel effect modification

0.320***

(0.278–0.369)

0.320***

(0.156–0.651)

 Security effect modification

1.414***

(1.344–1.490)

1.415*

(0.975–2.054)

Second antenatal consultations

 Constant\({\beta }_{0}\)

1.001***

(1.001–1.001)

1.001***

(1.001–1.001)

 Secular trend\({\beta }_{1}\)

1.002***

(1.002–1.002)

1.002**

(1.000-1.003)

 Change in level\({\beta }_{2}\)

1.357***

(1.309–1.406)

1.357

(0.788–2.337)

 Change in trend\({\beta }_{3}\)

0.995***

(0.995–0.996)

0.995*

(0.990–1.001)

 Distance effect modification

0.995

(0.984–1.006)

0.995

(0.875–1.132)

 Health personnel effect modification

1.016*

(0.999–1.033)

1.016

(0.875–1.179)

 Security effect modification

0.894

(0.890–0889)

0.894*

(0.795–1.006)

Complicated deliveries

 Constant\({\beta }_{0}\)

1.000***

(1.000–1.000)

1.000**

(1.000–1.000)

 Secular trend\({\beta }_{1}\)

1.012***

(1.011–1.012)

1.008**

(1.003–1.014)

 Change in level\({\beta }_{2}\)

1.406***

(1.177–1.679)

1.406

(0.266–7.422)

 Change in level\({\beta }_{3}\)

1.002*

(1.000-1.003)

1.002

(0.985–1.018)

 Distance effect modification

0.903***

(0.863–0.965)

0.903

(0.712–1.146)

 Health personnel effect modification

0.264***

(0.249–0.281)

0.264**

(0.110–0.634)

 Security effect modification

1.171***

(1.140–1.204)

1.171

(0.630–1.654)

Consultations for children under five

 Constant\({\beta }_{0}\)

1.000***

(1.000–1.000)

1.000

(0.999-1.000)

 Secular trend\({\beta }_{1}\)

1.008***

(1.007–1.008)

1.008*

(1.003–1.014)

 Change in level\({\beta }_{2}\)

9.663***

(7.549–12.37)

9.66**

(1.517–61.56)

 Change in trend\({\beta }_{3}\)

0.897***

(0.984–0.989)

0.986

(0.970–1.004)

 Distance effect modification

0.420***

(0.389–0.453)

0.419

(0.152–0.160)

 Health personnel effect modification

0.548***

(0.517–0.580)

0.548

(0.387–0.775)

 Security effect modification

2.056***

(1.930–2.195)

2.059

(0.881–4.808)