Table 2 χ² analysis of haplotype frequencies in Alzheimer’s disease and control groups

Haplotype	Frequency in cases	Frequency in controls	χ²	p Value
Block 1
GCT	0.760	0.741	0.833	0.3614
TTC	0.198	0.185	0.471	0.4924
TCC	0.030	0.061	10.087	0.0010*
Block 2
CC	0.657	0.645	0.279	0.5974
AC	0.196	0.198	0.014	0.9061
CT	0.147	0.157	0.328	0.5668
Block 3
GTGC	0.557	0.529	1.299	0.2544
ACAA	0.317	0.355	2.653	0.1034
ACAC	0.107	0.093	0.814	0.3670

*Significance at p<0.05.