Results from the spatial interaction model predicting births in 19 hospitals in Eastern Region, Ghana, in 2016
| Predictors | Prevalence ratio (95% CI) | P value |
| Distance (km) | 0.935 (0.930, 0.940) | <0.001 |
| Per cent quality score | 1.01 (0.999, 1.02) | 0.069 |
| Number of estimated pregnancies | 1.002 (1.001, 1.002) | <0.001 |
| Per cent completeness of birth data | 1.02 (1.016, 1.024) | <0.001 |
| Number of inpatient beds | 1.002 (1.001, 1.004) | 0.001 |
| Model inflation distance | 1.08 (1.074, 1.087) | <0.001 |