Preschooler Measles Vaccination Rate Below 90 Percent in 17 States

Seventeen U.S. states, almost half of them in the South, have rates of less than 90 percent of preschoolers receiving the recommended measles, mumps and rubella vaccination, according to a nonprofit group’s study.

No state in the Northeast was below 90 percent, while eight in the South, five in the West and four in the Midwest were, according to data compiled from the 2013 National Immunization Survey by Trust for America’s Health on children 19 to 35 months old. The Washington-based group advocates for prevention measures.

Measles is in the...