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. 2007 Jul 18;81(19):10625–10635. doi: 10.1128/JVI.00985-07

TABLE 2.

Poisson corrected average evolutionary rates

Epidemic Subtype Region Evolutionary rate (R̂) (10−3 substitutions site−1 yr−1) 95% confidence interval
IDU A1 FSU 2.02 1.56-2.48
Mixeda B′ Southeast Asia 10.8 5.45-16.1
Mixeda CRF01_AE Southeast Asia 8.32 5.82-10.8
Heterosexual A1 Africa 16.9 12.1-21.6
Hetero- and homosexualb B Europe and North America 4.30 1.39-7.19
Heterosexual C Africa 9.65 8.88-10.4
a

Only IDU sequences were used.

b

Only heterosexual sequences were used.