790Predictors of Influenza Infection in Older Adults Presenting to Emergency Departments (EDs) in Toronto, Canada. (December 2014) - Lam, Po-Po; Green, Karen; Coleman, Brenda L.; Powis, Jeff; Richardson, David; Katz, Kevin; Borgundvaag, Bjug; Smith-Gorvie, Telisha; Kwong, Jeffrey C.; Bondy, Susan; Mcgeer, Allison