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Table 1 Positive titer percentages and p-value of the chi square test related to the association between exposure and response to each virus tested, per method

From: Serological evidence of H9N2 avian influenza virus exposure among poultry workers from Fars province of Iran

  Triple test average (100 sample subjects)
Virus HI MN
% Positive % Positive p-value % Positive % Positive p-value
Exposed group Unexposed group Exposed group Unexposed group
H9N2 A/chicken/Iran/12VIR/9630/1998 2 0 0.01 2 0 0.01
H9N2 A/chicken/Iran/10VIR/854-5/2008 12 2 0.005 17 3 0.001
H1N1pdm 2009 A/California/4/2009 28 53 0.0003 25 33 0.02
H3N2 A/Minnesota/11/2010 36 44 0.02 28 24 0.05