Enhancing Diagnostic Accuracy of aMCI in the Elderly: Combination of Olfactory Test, Pupillary Response Test, BDNF Plasma Level, and APOE Genotype

Table 2

Pupillary response and olfactory score in elderly with aMCI and normal cognition.

Variable	aMCI		Normal	𝑃^∗
	Single domain	Multiple domain
Pupillary response (%)	30.4±9.30	36.06±15.85	17.20±13.81	<0.0001
Olfactory score	6.10±1.60	5.80±1.89	7.53±1.68	<0.0001

∗Kruskal-Wallis test.