Share of parents reporting reasons to not vaccinate by measles vaccination status of child at 24 months.

KIGGS data, shares weighted, obs. not weighted, N = 13,507 observations; a small minority of 82 parents gave deliberate as well as convenience-related reasons, from 757 parents who gave confidence reasons 475 also gave complacency reasons. * Preterm birth and egg white allergies are not considered contraindications to most vaccines.