BAIAP2 exhibits association to childhood ADHD especially predominantly inattentive subtype in Chinese Han subjects

Table 4 TDT tests for haplotypes of Block2 with ADHD-I trios (n = 706)

Haplotype^a	Freq.^b	T:NT	χ²	Nominal P	Empirical P^c
GA	0.440	303.9:359.5	4.66	0.031	0.207
CG	0.329	272.2:289.4	0.53	0.466	1.000
CA	0.229	281.3:207.4	11.18	8.0e- 4	0.005

Abbreviations: TDT transmission disequilibrium test, ADHD-I predominant inattentive subtype, T transmitted, NT non-transmitted.
^aHaplotype of block 2 coded by rs3934492 and rs9901648; ^bFrequency of haplotypes; ^cEmpirical P value from Haploview estimated on the basis of 5,000 permutations. Nominal P values < 0.05 are indicated in bold.

ISSN: 1744-9081