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. 2020 Jul 21;40(9):883–889. doi: 10.1007/s40261-020-00952-0

Table 5.

Types of influenza vaccines used and the routes of administration

Variable N (%)
Type of vaccine
FLU (H1N1) Influenza (H1N1) monovalent (injected) 1 (0.4)
FLUX (seasonal) Influenza virus vaccine, no brand name 30 (12.0)
FLUX (H1N1) Influenza (H1N1) monovalent, unknown manufacturer 1 (0.4)
FLU3 (seasonal) Influenza virus vaccine, trivalent (injected) 71 (28.4)
FLU4 (seasonal) Influenza virus vaccine, quadrivalent (injected) 108 (43.2)
FLUA3 (seasonal) Influenza virus vaccine, trivalent, adjuvant (injected) 4 (1.6)
FLUC4 (seasonal) Influenza virus vaccine, quadrivalent, cell culture-derived (injected) 14 (5.6)
FLUN (H1N1) Influenza (H1N1) monovalent (intranasal spray) 1 (0.4)
FLUN3 (seasonal) Influenza (H1N1) trivalent (intranasal spray) 6 (2.4)
FLUN4 (seasonal) Influenza (H1N1) quadrivalent (intranasal spray) 7 (2.8)
FLUR4 (seasonal) Influenza virus vaccine, quadrivalent, recombinant (injected) 3 (1.2)
FLUC3 (seasonal) Influenza virus vaccine, trivalent, cell culture-derived (injected) 4 (1.6)
Route of administration
Intradermal 1 (0.4)
Intramuscular 157 (62.8)
Intranasal 14 (5.6)
Other 2 (0.8)
Subcutaneous 5 (2.0)
Needle and syringe (not specified further) 11 (4.4)
Unknown 41 (16.4)
Not recorded 19 (7.6)