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Table 4.

Sample Sizes, Number of Haplotypes, and Haplotype Diversity for 27 U.S. Groups, Based on mtDNA SSO-types

Population/Group	Code	Sample size	Number of haplotypes	Haplotype diversity (±SE)
African–American
California	ACA	119	62	0.975 ± 0.004
Illinois	AIL	68	55	0.993 ± 0.002
Louisiana	ALA	55	36	0.986 ± 0.008
Maryland	AMD	38	27	0.980 ± 0.005
Missouri	AMO	126	64	0.977 ± 0.003
Oregon	AOR	86	55	0.986 ± 0.002
Pennsylvania	APA	93	64	0.988 ± 0.002
Texas	ATX	85	51	0.981 ± 0.003
Virginia	AVA	86	58	0.984 ± 0.004
Washington	AWA	49	33	0.974 ± 0.007
TOTAL		805	251	0.983 ± 0.001

European-American
Acadian	ECJ	58	30	0.953 ± 0.010
California	ECA	128	72	0.972 ± 0.006
Illinois	EIL	42	30	0.974 ± 0.009
Louisiana	ELA	57	35	0.948 ± 0.014
Maryland	EMD	38	26	0.962 ± 0.013
Missouri	EMO	90	51	0.970 ± 0.006
Oregon	EOR	98	54	0.973 ± 0.005
Pennsylvania	EPA	105	53	0.958 ± 0.008
Texas	ETX	103	56	0.968 ± 0.006
Vermont	EVT	94	47	0.923 ± 0.016
Virginia	EVA	109	56	0.973 ± 0.004
TOTAL		922	226	0.964 ± 0.002

Hispanic
Louisiana	HLA	58	27	0.929 ± 0.014
Oregon	HOR	74	45	0.959 ± 0.010
Pennsylvania	HPA	115	40	0.925 ± 0.010
Texas	HTX	60	34	0.969 ± 0.006
Virginia	HVA	102	52	0.967 ± 0.005
Washington	HWA	52	36	0.978 ± 0.005
TOTAL		461	153	0.967 ± 0.004

[i] Data are from Melton et al. (2001).