highly significantp = 3.19 × 10 −8
Statistical tests confirmed the highly significant differences in genetic diversity between subgroups Ia and Ib ( Z test p = 3.19 × 10 −8 ; T test p = 4.27 × 10 −8 ), and between phylogroups I and II ( Z test p = 1.64 × 10 −6 ; T test p = 1.04 × 10 −5 ).