Table 3. Statistical support for phylogeny in study of terrestrial bird migration and West Nile virus circulation, United States*.

Variable	Mean	ESS	95% HPD interval
Posterior	−49722.50	1370	−49803.21 to −49640.55
Prior	−3987.09	1110	−4051.92 to −3916.56
Likelihood	−45735.41	2179	−45780.00 to −45691.43
MRCA	11.92	3119	10.82 to 13.08
UCLD.mean	3.92 × 10−4	1604	3.55 × 10−4 to 4.49 × 10−4

*ESS, effective sample size; HPD, highest posterior density; MRCA, most recent common ancestor (years before 2009); UCLD.mean, evolution rate inferred with an uncorrelated clock model with lognormal distribution.