Fig 1.
Flowchart of the selection of the study population.
Table 1.
Types of pneumococcal vaccines administered in Chile to children born in 2010 or 2011.
Table 2.
ICD-10 codes used for the principal hospitalization diagnosis for children aged 0 months to 26 months of age.
Fig 2.
Age at hospitalization in Chile (months) for children up to 26 months of age born from January to September 2010.
Fig 3.
Age at death in Chile (months) for children up to 26 months of age born from January to September 2010.
Table 3.
Distribution of vaccinated and unvaccinated cases and controls and estimated adjusted vaccine effectiveness, for different case definitions.