Table 1.

Variation in Y-Chromosomal haplogroup frequencies between groups.

Basis of Division	Groups	Percentage of Variation
		Within populations	Among populations within groups	Among groups
Geography 1	Amu-Darya Syr-Darya	84.18*	16.04*	−0.22 (p-value = 0.39)
Geography 2	Foothills Plain	82.43*	16.52*	1.05 (p-value = 0.27)
Mode of Subsistence	Settled agriculture Nomadic pastoralism	82.82*	14.33*	2.85 (p-value = 0.096)

*p-value < 0.01.