Table 1.

Subject demographics

Measure	Data
Children (N = 172):
Sex (girls, boys)	97 girls, 75 boys
Age, years [mean ± SEM (n)]	7.8 ± 0.1 (172)
Race/ethnicity [% (n)]
White	12.8 % (22/172)
Black	56.4 % (97/172)
Hispanic	14.5 % (25/172)
Asian	1.2 % (2/172)
Other/more than one race	15.1 % (26/172)
TAS2R38, A49P genotype [ % (n)]a
AA	29.6 % (50/169)
AP	45.6 % (77/169)
PP	24.8 % (42/169)
No. children who did not answer questions regarding medication usage [% (n)]	11 % (19/172)
Non-Responders’ Genotype
AA	15.8 % (3/19)
AP/ PP	84.2 % (16/19)
Mothers (N = 130)b :
Age, years [mean ± SEM (n)]	33.9 ± 0.7 (130)
Family Yearly Income, [% (n)]
< $35,000	62.3 % (81/130)
$35,000–$75,000	26.2 % (34/130)
> $75,000	11.5 % (15/130)
Highest Education Level, college graduate, [% (n)]	48.5 % (63/130)

^aData from 3 children were refractory to genotyping

^bMothers of 94 singletons, 31 sibling pairs, 4 sibling triads, and 1 sibling tetrad