Table 6.

Mean expression of CHRNA5 from the three genotypes for each marker from each expression dataset

	SNP	1/1	1/2	2/2
AD (n= 187)	rs951266	0.039	0.031	−0.185
	rs16969968	0.206	0.012	−0.095
	rs1051730	0.206	0.012	−0.095
	rs8040868	0.206	0.012	−0.095
	rs17487223	0.039	0.038	−0.205
Kato (n= 99)	rs951266	0.265	−0.173	−0.494
	rs16969968	0.265	−0.249	−0.336
	rs1051730	0.265	−0.249	−0.215
	rs8040868	0.259	−0.345	−0.215
	rs17487223	0.315	−0.324	−0.367
Kato B (n = 46)	rs951266	1.64	0.112	−0.267
	rs16969968	1.64	0.112	−0.267
	rs1051730	1.64	0.112	−0.267
	rs8040868	1.07	0.081	−0.210
	rs17487223	0.207	0.148	−0.193

1 represents the major allele; 2 represents the minor allele.

AD, Alzheimer’s disease dataset; SNP, single nucleotide polymorphism.