Importance: Few studies have evaluated the relationship between influenza vaccination and pneumonia, a serious complication of influenza infection.
Objective: To assess the association between influenza vaccination status and hospitalization for community-acquired laboratory-confirmed influenza pneumonia.
Authors:
Carlos G. Grijalva, MD, MPH1,2; Yuwei Zhu, MD, MS1; Derek J. Williams, MD, MPH1; Wesley H. Self, MD, MPH1; Krow Ampofo, MD3; Andrew T. Pavia, MD3; Chris R. Stockmann, MSc3; Jonathan McCullers, MD4; Sandra R. Arnold, MD4; Richard G. Wunderink, MD5; Evan J. Anderson, MD6; Stephen Lindstrom, PhD7; Alicia M. Fry, MD, MPH7; Ivo M. Foppa, ScD, MD7,8; Lyn Finelli, DrPH, MS7; Anna M. Bramley, MPH7; Seema Jain, MD7; Marie R. Griffin, MD, MPH1,2; Kathryn M. Edwards, MD1