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. 2014 Mar 4;9(3):e90905. doi: 10.1371/journal.pone.0090905

Table 5. Summary of correlation analysis between the first two principal axes and relative abundance of dinucleotides in CHIKV genomes.

		UU	UC	UA	UG	CU	CC	CA	CG
Mean ± SD		0.954±0.030	0.935±0.020	0.859±0.022	1.275±0.022	1.082±0.026	0.979±0.017	1.125±0.017	0.808±0.016
Range		0.886–1.082	0.862–0.964	0.784–0.934	1.214–1.329	1.022–1.107	0.946–1.025	1.058–1.172	0.781–0.856
Axis 1	r	0.755^**	−0.664^**	0.213^*	−0.071^NS	−0.724^**	0.612^**	−0.262^**	0.236^**
	P	0.000	0.000	0.011	0.403	0.000	0.000	0.002	0.005
Axis 2	r	−0.357^**	0.233^**	−0.665^**	0.429^**	0.418^**	−0.305^**	0.611^**	−0.548^**
	P	0.000	0.005	0.000	0.000	0.000	0.000	0.000	0.000
		AU	AC	AA	AG	GU	GC	GA	GG
Mean ± SD		0.929±0.015	1.055±0.014	0.987±.0078	1.024±0.006	1.054±0.014	1.001±0.007	1.012±0.009	0.931±0.010
Range		0.884–0.987	0.998–1.097	0.963–1.008	1.009–1.037	1.007–1.117	0.965–1.020	0.996–1.037	0.900–0.954
Axis 1	r	0.145^NS	0.39^NS	−0.387^**	0.236^**	0.80^NS	−0.009^NS	0.698^**	−0.366^**
	P	0.086	0.645	0.000	0.005	0.345	0.919	0.000	0.000
Axis 2	r	−0.601^**	−0.381^**	0.221^**	−0.404^**	−0.508^**	0.279^**	−0.288^**	0.168^*
	P	0.000	0.000	0.009	0.000	0.000	0.001	0.001	0.047

NS: non-significant (P>0.05).

*represents 0.01<P<0.05.

**represents P<0.01.