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Table 2 Data sheet extracted from articles and records included in this systematic review

From: Global avian influenza outbreaks 2010–2016: a systematic review of their distribution, avian species and virus subtype

Data Range
Year published 2010–2016
Number of samples taken/susceptible 0–1,904,500
Number of cases of AIV 1–587,160
Surveillance program Yes/no
Vaccination program Yes/no
Age of animals (days) 20–420
Epidemiological unit Wild bird species
Commercial poultry
Backyard domestic poultry
Live bird market/live poultry market
Wet market
Slaughterhouse
Wild habitat
Zoo
Natural park
Village
Mixed
Type of samples Blood
Swab (cloaca, pharynx, conjunctiva)
Tissue
Faeces
Other
Mixed
Symptoms Symptoms of respiratory disease
General symptoms
Symptoms of reproductive system
Dead
Other
Not mentioned
Flock size 14–7,498,221
Vicinity of water Yes/no
Method of testing Molecular
Serological
Both molecular and serological
Specific-pathogen-free 6 embryonated chicken eggs
Advanced laboratory testing methods
Low (LPAI) or highly (HPAI) pathogenic avian influenza subtype LPAI
HPAI
Haemagglutinin and Neuraminidase type (More than 75 combinations)