Influenza species and subtypes circulation among hospitalized patients in Laleh hospital during two influenza seasonal (2016-2017 and 2017-2018) using a multiplex Real Time-Polymerase Chain Reaction

Azhar, Iman Rezaee; Mohraz, Minoo; Mardani, Masoud; Tavakoli, Mohammad Ali; Afshar, Amin Ehteshami; Zamani, Mohammad; Sadeghpoor, Simin; Safari, Saeid; Dadashpoor, Roozbeh; Rezaee, Mahsa; Shirvani, Fariba; Azimi, Shohreh; Heydarifard, Zahra; Ranjbar, Hamidreza Hagh; Lotfi, Amir Hossain; Mosadegh, Farhad; Hashemnejad, Farhad; Jazayeri, Seyed Mohammad

This cross-sectional study was carried out on 540 of hospitalized patients from Laleh hospital between two flu seasons (2016-2017 and 2017-2018). Demogra-phical and clinical characteristics of patients are shown in Table 1 . The age of patients ranged between 3 and 80 years, with a mean of 47.54±23.96. Two hundred and sixteen (40%) and 321 (60%) of subjects were male and female, respectively (Table 1) . Two hundred and nineteen out of 540 (40.5%) were positive for influenza infection including flu A (n= 97, 44.3%), flu A (H1N1) (n=45, 20.7%) and flu B (n=77, 35%) ( Table 1 and Figure 1A ).