. Author manuscript; available in PMC: 2019 Mar 1.

Published in final edited form as: Infect Genet Evol. 2018 May 18;63:79–88. doi: 10.1016/j.meegid.2018.05.013

Table 1.

Results of the phylogeny-trait association tests for G genotype and geography of P[6] strains.

Comparison	Statistic^a	Observed value^b	Null value^b	P
G genotype	AI	3.24 (2.76–3.75)	13.01 (12.04–13.92)	< 0.0001
	PS	34.80 (34.0–35.0)	86.18 (81.98–89.93)	< 0.0001
Region	AI	2.27 (1.91–2.67)	12.55 (11.44–13.52)	< 0.0001
	PS	34.08 (33.0–35.0)	82.35 (77.94–86.87)	< 0.0001

AI, association index; PS, parsimony score.

Value with 95% confidence interval.