Impact of pneumococcal conjugate vaccine in children morbidity and mortality in Peru: Time series analyses.

•This study aims at assessing the impact of pneumococcal conjugate vaccine (PCV) in children in Peru.•Time series analyses were conducted using outcome-specific regression models.•We considered various available secondary data sources for visits, hospitalization and deaths.•A significant vaccine impact was observed in morbidity and mortality in children aged <1year.