Effects of the Coronavirus disease 2019 pandemic on routine pediatric immunization coverage rates at the main University Hospital in Saudi Arabia.

Objectives: To investigate whether the coronavirus disease-2019 pandemic has had any effects on pediatric vaccination rates at the main university hospital in Saudi Arabia.

Methods: A retrospective study conducted at King Saud University Medical City, Riyadh, Saudi Arabia using electronic health records. The vaccination statuses of all children who were scheduled for vaccinations at birth and at 2, 4, 6, 9, and 12 months during March, April and May between 2017 and 2020 were included in the study with total sample of 15,870 children, and comparisons between the cohorts were performed.