% European Ancestry a

% African Ancestry a

% Amerindian Ancestry a

 

 

 

N

Mean

(SD)

Mean

(SD)

Mean

(SD)

P b

All subjects

Cases

376

68.5

(27.3)

7.3

(14.7)

24.2

(23.7)

0.46

 

Controls

447

70.7

(26.9)

7.1

(14.5)

22.2

(23.8)

 

Hispanics only

Cases

156

51.8

(17.4)

7.2

(8.3)

41.0

(16.8)

0.66

 

Controls

179

52.7

(17.1)

7.7

(8.6)

39.5

(16.1)

 

non-Hispanics only

Cases

220

80.4

(26.8)

7.3

(18.0)

12.3

(20.5)

0.60

 

Controls

268

82.7

(25.6)

6.6

(17.3)

10.7

(19.0)

 

aDerived from maximum likelihood estimation methods using 80 ancestry informative markers [8]
bHotelling’s T test
Table 1: Percent Estimated Genetic Ancestry Among Childhood ALL Cases and Controls, by Ethnicity. *