Table 3.

Predictive ability of UPSIT total score versus selective odorants

	UPSIT total scorea	Selective odorantsb,c
		MCI group
Predicted	0	4
Actual	7	7
Sensitivity	0.0%	57.1%
		Normal group
Predicted	34	33
Actual	34	34
Specificity	100%	97.1%

Note: Predicted and actual values are numbers of subjects.

^aThe Nagelkerke R² estimator for this model was 0.0.

^bFour odors (mint, chocolate, cheddar cheese, and lime) were entered in the model.

^cThe Nagelkerke R² estimator for this model was 0.50.

Abbreviations: MCI, mild cognitive impairment; UPSIT, University of Pennsylvania Smell Identification Test.