International Journal of Epidemiology
Volume 45 Issue 5 October 2016
Measles outbreak response vaccination in the Federated States of Micronesia
Sameer V Gopalani, Louisa Helgenberger, Carter Apaisam, Spencer Donre, Keyleen Takiri, Jocelyne Charley, Anamaria Yomai, Peter Judicpa, Naoki Nakazono, Eliaser Johnson, Eleanor Setik, Livinson Taulung, Augustus Elias, and Lisa Barrow-Kohler
Int. J. Epidemiol. (2016) 45 (5): 1394-1400 doi:10.1093/ije/dyw111
Measles is an acute, highly infectious, viral disease transmitted through respiratory droplets and aerosolized droplet nuclei.1 It is characterized by fever, cough, coryza, conjunctivitis and generalized maculopapular rash typical of the disease (Figure 1).
After 20 years with no reported measles cases, a widespread outbreak occurred in the Federated States of Micronesia (FSM), an Oceanic island nation just north of the Equator.2 From February to August 2014, a multi-state outbreak affected three of the four FSM states. As part of a systematic outbreak-response following the first laboratory-confirmed case of measles, an emergency mass vaccination campaign was launched successively in each FSM state, to interrupt transmission and contain the outbreak.
Vaccinating the target population of 82 472—80% of the national population—required concerted collaborative efforts of FSM state and national immunization programmes with support from all three levels of government and international …