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. 2007 Sep 20;7:167. doi: 10.1186/1471-2148-7-167

Table 2.

Likelihood ratio tests for PAML site models

Model Parameters lnL 2ΔlnL (LRT)
M0 ω = 1.2934 -1632.9385 Na

M1a p0 = 0.38665 -1614.8048 M1a vs. M2a
p1 = 0.61335 27.2618
ω0 = 0.00000
ω1 = 1.00000 (p = 1.2027E-06)

M2a p0 = 0.40009 -1601.1739
p1 = 0.18886
p2 = 0.41105
ω0 = 0.00000
ω1 = 1.00000
ω2 = 3.09729

M7 p = 0.00750 -1614.8327 M7vs M8 M8a vs. M8
q = 0.00500

M8 p0 = 0.51176 -1601.3690 26.9274 26.8716
p1 = 0.48824 (p = 1.4216E-06) (p = 2.1743E-07)
p = 0.19739
q = 1.36510
ω = 2.88352

M8a p0 = 0.38665 -1614.8048
p1 = 0.61335
p = 0.00500
q = 69.77288
ω = 1.00000