First author, year published | Country | Influenza strain | Interventionb | Percentage reductiona | ||
---|---|---|---|---|---|---|
R0 ≤ 1.9 | R0 = 2.0–2.4 | R0 ≥ 2.5 | ||||
Epidemiological studiesc | ||||||
 Rousculp, 2010 [27] | USA | Seasonal influenza A(H3N2), 2007–2008 | Single | 20 | – | – |
 Kumar, 2012 [28] | USA | 2009 influenza A(H1N1) pandemic | Single | 36 | – | – |
 Lee, 2010 [29] | Singapore | 2009 influenza A(H1N1) pandemic | Multiple | 61 | – | – |
Modeling studies | ||||||
 Timpka, 2016 [30] | Sweden | Future pandemic strain | Single | 12d | – | – |
 Zhang, 2012 [31] | Singapore | Not reported | Single | 18 | – | – |
 Mao, 2011 [32] | USA | Seasonal scenario (R0 = 1.4) and a pandemic scenario (R0 = 2.0) | Single | 82 | 23 | – |
 Xia, 2013 [33] | China | 2009 influenza A(H1N1) pandemic | Single | – | – | – |
Single + VAC | – | – | – | |||
 Milne, 2008 [34] | Australia | Pandemic strain | Single | 28 | 13 | 7 |
Multiple | 94 | 96 | 95 | |||
 Milne, 2013 [35] | Papua New Guinea | Pandemic strain | Multiple | 63e | – | – |
 Miller, 2008 [36] | USA | Influenza A(H3N2) in population with no prior immunity | Multiple | 88 | – | – |
 Andradottir, 2011 [37] | Canada | 2009 influenza A(H1N1) pandemic | Multiple | 30 | – | – |
Multiple + VAC | 61 | – | – | |||
Multiple + AV | 73 | – | – | |||
 Perlroth, 2010 [38] | USA | Not reported | Multiple | 77 | 38 | – |
Multiple + AV | 90 | 71 | – | |||
 Halloran-Imperial/Pitt model, 2008 [39] | USA | Future pandemic strain | Multiple | 73 | – | – |
Multiple + AV | 83 | 70 | 53 | |||
 Halloran-UW/LANL model, 2008 [39] | USA | Future pandemic strain | Multiple | 89 | – | – |
Multiple + AV | 94 | 92 | 86 | |||
 Halloran-VBI model, 2008 [39] | USA | Future pandemic strain | Multiple | 72 | – | – |
Multiple + AV | 91 | 81 | 64 |