Table 2. AD study: univariate regression analysis results.

	Estimate	SE	LRT	Permutation Test
IC 11, PC 2	9.19	5.59	p = 0.028	p = 0.039
IC 13, PC 1	−5.44	3.40	p = 0.050	p = 0.071
IC 19, PC 3	−25.00	14.60	p = 0.016	p = 0.023
IC 22, PC 4	20.40	9.98	p = 0.009	p = 0.011
IC 26, PC 1	−3.70	2.13	p = 0.030	p = 0.039
IC 28, PC 1	7.82	4.90	p = 0.024	p = 0.043