From: Effect of the assignment of ancestral CpG state on the estimation of nucleotide substitution rates in mammals
K nCG
K nCGprone
K nCG /K nCGprone
4-fold
0.0061 (0.0058,0.0064)
0.0079 (0.0073,0.0084)
0.771
Intronic
0.0092 (0.0089,0.0095)
0.0105 (0.0102,0.0109)
0.876
K4/K Int
0.663 (0.621,0.704)
0.750 (0.692,0.810)