Risk factors for measles in children younger than age 8 months: A case-control study during an outbreak in Guangxi, China, 2013.

Background: Following a period (2009-2012) during which zero measles cases were reported, a measles outbreak occurred in 2013 in Bama County, Guangxi, China, that involved more than 100 children younger than age 8 months. We aimed to identify the pitfalls and risk factors while implementing the control measures.

Methods: An outbreak investigation and a case-control study was conducted among children younger than age 8 months.