Table 2.
Distribution of ancestry by site
| Site | AA | AS | EA | EA/AA | EA/AS | UN |
|---|---|---|---|---|---|---|
| CHOP | 17 | 1 | 16 | 0 | 1 | 0 |
| Cinc | 124 | 0 | 139 | 21 | 3 | 0 |
| Colu | 88 | 29 | 238 | 215 | 48 | 0 |
| Geis | 28 | 4 | 1200 | 30 | 16 | 0 |
| Harv | 46 | 18 | 766 | 68 | 34 | 0 |
| Mayo | 5 | 14 | 1989 | 1 | 14 | 0 |
| Nwes | 213 | 50 | 1512 | 84 | 101 | 2 |
| UWKP | 23 | 539 | 933 | 19 | 166 | 5 |
| Vand | 2 | 0 | 143 | 0 | 1 | 0 |
| All | 546 | 655 | 6936 | 438 | 384 | 7 |
Principal components of ancestry are given in Fig. 2
Chop Children’s hospital of Philadelphia, Cinc Cincinnati, Colu Columbia, Geis Geisinger, Harv Harvard, Mayo Mayo Clinic, news Northwestern, UWKP University of Washington and Kaiser Permanente Washington, Vand Vanderbilt, AA African American, AS Asian American, EA European American, UN unknown