Table 3.
Variance in Allele Length of the Tn Microsatellite across Continents for the Entire Range of Allele Lengths (S2), for Modal Length 15, Comprising Alleles 14–17 (S2(15)), and for Modal Length 22, Comprising Alleles 19–24 (S2(22))
| Area/Group | N | S2 | S2(15) | S2(22) |
| Americas | 231 | .173 | .173 | … |
| Asia | 488 | 3.870 | .047 | .097 |
| Europe | 178 | 3.403 | .170 | .077 |
| Indonesia/PNG | 156 | 3.323 | 0 | .091 |
| Non-Africans | 1,053 | 2.913a | .098 | .093 |
| Sub-Saharan Africa | 290 | 7.161 | .727 | 1.168 |
| Shared | 151 | 4.323 | .674 | .066 |
| Specific | 139 | 6.139 | .862 | .966 |
| Overall | 1,343 | 4.338 | .204 | 1.316 |
a
When the Americas were excluded, the total variance (n=822) was S2=3.658.