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Table 1 Estimated posterior distribution of the effective reproduction number (mean and 95%CI). Only types/subtypes that accounted for more than 15% of the seropositive samples are considered

From: Characterizing the transmission patterns of seasonal influenza in Italy: lessons from the last decade

Season

Mean effective reproduction number (95%CI)

Influenza type/subtype

A/H1N1pdm09

A/H3N2

B

2010–2011

1.29 (1.16–1.5)

–

1.28 (1.19–1.38)

2011–2012

–

1.31 (1.27–1.34)

–

2012–2013

1.11 (1.1–1.12)

–

1.33 (1.29–1.38)

2013–2014

1.1 (1.09–1.11)

1.11 (1.09–1.12)

–

2014–2015

1.14 (1.12–1.15)

1.14 (1.12–1.16)

1.1 (1.08–1.11)

2015–2016

1.08 (1.07–1.1)

1.09 (1.08–1.11)

1.25 (1.22–1.27)

2016–2017

–

1.16 (1.14–1.17)

–

2017–2018

1.41 (1.37–1.46)

–

1.27 (1.25–1.3)

2018–2019

1.22 (1.2–1.24)

1.19 (1.17–1.21)

–

2019–2020

1.11 (1.09–1.12)

1.14 (1.13–1.15)

1.23 (1.22–1.25)