Cigarette smoking and the occurrence of influenza–Systematic review

H Lawrence, A Hunter, R Murray, WS Lim… - Journal of Infection, 2019 - Elsevier
Objectives The association of current smoking with influenza infection is not widely
recognised. The aim of this systematic review was to summarise published evidence and
quantify the risk of influenza infection in tobacco smokers compared to non-smokers.
Methods We systematically searched MEDLINE, EMBASE, CINAHL, LILACS and Web of
Science, from inception to 7 November 2017, to identify relevant randomised control trials,
cohort and case-control studies. Study quality was assessed using the Newcastle–Ottawa …