Table 2

Estimates, by which we refer to multiple regression coefficients, and p-values in multi-linear regression analysis for six possible explanatory variables of chicken diversity levels in 1 Mb windows
Red jungle fowl Broiler Layer Common
Estimate p-value Estimate p-value Estimate p-value Estimate p-value
recombination rate 3.29 · 10-05 2.51 · 10-16 3.07 · 10-05 6.07 · 10-16 2.32 · 10-05 8.40 · 10-10 5.03 · 10-05 9.45 · 10-16
divergence −7.94 · 10-06 1.68 · 10-02 −7.77 · 10-06 1.33 · 10-02 −1.82 · 10-05 1.07 · 10-08 −1.93 · 10-05 2.09 · 10-04[27]
gene density 2.30 · 10-05 4.45 · 10-08 2.11 · 10-05 1.07 · 10-07 2.19 · 10-05 3.95 · 10-08 3.81 · 10-05 6.54 · 10-09
GC content −1.68 · 10-05 7.10 · 10-04 −1.50 · 10-05 1.37 · 10-03 −1.31 · 10-05 5.49 · 10-03 −2.60 · 10-05 7.94 · 10-04
dS −7.23 · 10-06 8.18 · 10-02 −7.18 · 10-06 6.76 · 10-02 −1.01 · 10-05 1.03 · 10-02 −1.41 · 10-05 3.00 · 10-02
dN −3.66 · 10-06 3.70 · 10-01 −4.64 · 10-06 2.29 · 10-01 −4.08 · 10-06 2.92 · 10-01 −7.13 · 10-06 2.63 · 10-01
Multiple R2 = 0.1513 Multiple R2 = 0.1509 Multiple R2 = 0.1601 Multiple R2 = 0.1693
p < 2.2 · 10-16 p < 2.2 · 10-16 p < 2.2 · 10-16 p < 2.2 · 10-16

Common variation reflects PC I of diversity level of all three populations. Estimates and p-values significant at a threshold < 0.001 are highlighted in bold.

Mugal et al.

Mugal et al. BMC Genomics 2013 14:86   doi:10.1186/1471-2164-14-86

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