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Table 2 Excess pneumonia and influenza mortality rate associated with influenza subtypes/lineages using different influenza proxies in Shanghai general population, 2010–2015

From: Excess pneumonia and influenza mortality attributable to seasonal influenza in subtropical Shanghai, China

  

Excess P&I mortality rate per 100,000 population

Lag 0

Lag 1

Lag 2

ER

95% CI

ER

95% CI

ER

95% CI

Proxy: positive number

 

A (H1N1)

0.10

(0.06, 0.15)

0.12

(0.07, 0.16)

0.10

(0.06, 0.15)

 

A (H3N2)

0.05

(−0.02, 0.11)

0.10

(0.04, 0.17)

0.12

(0.05, 0.18)

 

B (Victoria)

−0.05

(−0.12, 0.02)

−0.05

(−0.12, 0.02)

−0.04

(−0.11, 0.03)

 

B (Yamagata)

0.04

(−0.02, 0.09)

0.06

(0.01, 0.11)

0.09

(0.04, 0.14)

 

Influenza

0.14

(−0.01, 0.27)

0.22

(0.10, 0.34)

0.26

(0.14, 0.37)

Proxy: positive proportion

 

A (H1N1)

0.14

(0.08, 0.19)

0.14

(0.09, 0.19)

0.12

(0.07, 0.17)

 

A (H3N2)

0.07

(−0.01, 0.16)

0.12

(0.04, 0.20)

0.14

(0.07, 0.22)

 

B (Victoria)

−0.01

(−0.10, 0.06)

−0.03

(−0.10, 0.05)

−0.05

(−0.13, 0.02)

 

B (Yamagata)

0.07

(0.01, 0.15)

0.08

(0.01, 0.14)

0.11

(0.05, 0.17)

 

Influenza

0.26

(0.08, 0.43)

0.30

(0.14, 0.45)

0.31

(0.17, 0.44)

Proxy: LAB × ILI

 

A (H1N1)

0.10

(0.06, 0.14)

0.09

(0.05, 0.12)

0.08

(0.04, 0.11)

 

A (H3N2)

0.07

(0.01, 0.13)

0.11

(0.05, 0.17)

0.12

(0.06, 0.18)

 

B (Victoria)

−0.03

(−0.09, 0.04)

−0.04

(−0.10, 0.02)

−0.07

(−0.13, −0.01)

 

B (Yamagata)

0.07

(0.01, 0.12)

0.07

(0.02, 0.13)

0.09

(0.04, 0.14)

 

Influenza

0.21

(0.09, 0.32)

0.23

(0.11, 0.33)

0.22

(0.11, 0.32)

  1. P&I pneumonia and influenza, ER Excess rate, LAB × ILI product of weekly proportion of specimens tested positive for influenza and influenza-like illness consultation rate, CI confidence interval