PedHunter 2.0 and its usage to characterize the founder structure of the Old Order Amish of Lancaster County

BMC Medical Genetics

Table 4 Distribution of birth years and kinship coefficients among married OOA couples with offspring in AGDB4.

Birth year	#(couples)	Average	25% percentile	Median	75% percentile
1866-1875	98	0.0244	0.0164	0.0258	0.0315
1876-1885	113	0.0272	0.0164	0.0258	0.0350
1886-1895	161	0.0272	0.0183	0.0267	0.0363
1896-1905	184	0.0286	0.0194	0.0292	0.0382
1906-1915	245	0.0289	0.0222	0.0309	0.0374
1916-1925	366	0.0300	0.0218	0.0297	0.0387
1926-1935	467	0.0317	0.0241	0.0318	0.0402
1936-1945	739	0.0310	0.0241	0.0326	0.0392
1946-1955	1,103	0.0315	0.0247	0.0319	0.0396
1956-1965	1,390	0.0335	0.0274	0.0344	0.0408
1966-1975	1,731	0.0352	0.0296	0.0352	0.0414
1976-1985	607	0.0363	0.0302	0.0359	0.0416
Union set	7,273	0.0326	0.0259	0.0333	0.0402

Birth year cohorts of ten years are reported in rows. A couple is assigned to the interval containing the average of the two birth years. Numbers of married OOA couples #(couples) and kinship coefficients are reported in columns. Couples born later tend to have larger kinship coefficients.

ISSN: 1471-2350