Additional file 1 of Spatial variation and inequities in antenatal care coverage in Kenya, Uganda and mainland Tanzania using model-based geostatistics: a socioeconomic and geographical accessibility lens

Additional file 1: Section A1. Key indicators for Kenya, Uganda, and mainland Tanzania. SI Fig. 1. Health planning units in Uganda, Kenya, and Mainland Tanzania. SI Table 1. Key indicators for Kenya, Uganda, and Tanzania. Section A2. Sampling in malaria indicator surveys. SI Table 2. Proportions of missing observations. S1 Section A3. Exploration of the relationship between the prevalence and covariates. S1 Fig. 2. Correlation plot for Kenya. SI Fig. 3. correlation plot for Tanzania. SI Fig. 4. Correlation plot for Uganda. S1 Fig. 5. Relationship between the empirical coverage of ANC4+ and the predictors for Kenya. S1 Fig. 6. Relationship between the empirical coverage of ANC4+ and the predictors for Tanzania. SI Fig. 7. Relationship between the empirical coverage of ANC4+ and the predictors for Uganda. SI Fig. 8. Empirical variogram for Kenya. SI Fig. 9. Empirical variogram for Uganda. SI Fig. 10. Empirical variogram for Tanzania. SI Section A4. Parameter estimation and spatial prediction. SI Fig. 11. Kenya’s triangulated mesh to build the SPDE model. SI Fig. 12. Uganda’s triangulated mesh to build the SPDE model. SI Fig. 13. Tanzania’s triangulated mesh to build SPDE model. SI Section A5. Exceedance probabilities. SI Fig. 14. Exceedance probability for Kenya, Uganda, and mainland Tanzania. SI Section A6. Validating the assumed spatial correlation function. SI Fig. 15. Empirical variogram estimated from the mixed effect model, including the 95% confidence interval band obtained from a simulation from the fitted model in Kenya. SI Fig. 16. Empirical variogram estimated from the mixed effect model, including the 95% confidence interval band obtained from a simulation from the fitted model in Uganda. SI Fig. 17. Empirical variogram estimated from the mixed effect model, including the 95% tolerance band obtained from a simulation from the fitted model in Tanzania. Fig. 18. The absolute number of women with less than 4 ANC visits across health planning units in Uganda, Kenya, and mainland Tanzania. SI section A8. Parameter estimates and corresponding 95% credible interval.