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. 2010 Aug 9;7:185. doi: 10.1186/1743-422X-7-185

Table 4.

Nucleotide substitution rates of NP gene of swine, human and avian influenza viruses in Thailand.

n Mean Substitution Rate (×10-3) Substitution Rate HPD (×10-3)
Avian H5N1 91 1.57 0.92-2.22
Eurasian Swine 18 2.92 1.87-3.97
Classic Swine 8 2.98 1.56-4.30
Human Seasonal H1N1 14 2.11 1.32-2.88
Human Seasonal H3N2 22 2.56 0.69-4.40
Human Pandemic H1N1 8 2.57 1.79-3.21