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Table 3 Logistic regression

From: Return of pandemic H1N1 influenza virus

Variable

Odds ratio

p-value

Period 2009–10 (Reference)

1

 

Period 2010-12

(1.33-4.77) 2.52

0.0045

Period 2010-13

(4.53-11.5) 7.21

<.0001

Age (as continuous)

1.01 (0.99-1.04)

0.3486