Table 1.
Demographic Parameters Estimated under the Best Fitting Model (LDDRCop).
| Parameters | Mode | Mean | Median | 95% HPDIa |
|---|---|---|---|---|
| Start of the initial expansion in Africa (TSTARTEXP)b | 80,704 | 94,903 | 91,777 | 80,000–120,916 |
| Out of sub-Saharan Africa expansion time (TOOA)b | 73,568 | 65,924 | 67,477 | 48,276–80,000 |
| Ancestral size (NeANC)c | 10,327 | 11,795 | 11,386 | 5,000–19,098 |
| Carrying capacity (K)c | 826 | 1,036 | 992 | 50–1,992 |
| LDD proportion (LDDPROP) | 0.044 | 0.038 | 0.040 | 0.021–0.050 |
| Growth rate (r) | 0.429 | 0.561 | 0.545 | 0.200–0.919 |
| Average number of demes travelled by LDD migrants (µ) | 5.357 | 4.780 | 4.946 | 3.074–6.000 |
| Gamma shape parameter – LDD distance (α) | 1.209 | 1.251 | 1.249 | 0.567–1.943 |
| Migration rate (m) | 0.110 | 0.155 | 0.148 | 0.050–0.268 |
| Number of migrants (Nm)c | 3 | 93 | 76 | 3–241 |
| Number of LDD migrants (LDDNm)c | 8 | 8 | 8 | 0–15 |
| Mutation rate (STRMUTRATE) | 1.74E-04 | 1.72E-04 | 1.72E-04 | 1.07E-04–2.36E-04 |
aHPDI, 95% highest posterior density interval.
bTimes are in years, assuming a generation time of 25 years.
cParameters estimates are reported in number of diploid individuals.