EMRALD study cohort physician characteristics compared to reference physicians who provide primary care to the 2013 Ontario birth cohort.

Unadjusted and adjusted ORs of rotavirus (RV) vaccine series initiation and series completion among children born during the public program years.

Rotavirus vaccine initiation and full series coverage, by birth cohort and program status.

Child and maternal characteristics of the EMRALD study cohorts as compared to the 2013 Ontario birth cohort.

Compliance and non-compliance with vaccine administration recommendations during the program period (n = 6527)a,b.

BackgroundIn August 2011, Ontario, Canada introduced a rotavirus immunization program using Rotarix™ vaccine. No assessments of rotavirus vaccine coverage have been previously...