Table 3. Metabolic features included in the multiple metabolic feature models.

Continuous NAB tolerance set model			Continuous NAB 10 predictor model			Dichotomized NAB model
Mode	Median m/z	Median retention time (min)	Mode	Median m/z	Median retention time (min)	Mode	Median m/z	Median retention time (min)
Positive	184.10	2.85	Positive	184.10	2.85	Positivea	647.59	10.69
Positive	370.41	11.51	Positive	370.41	11.51	Positivea	648.59	10.69
Positive	565.64	18.24	Positive	565.64	18.24	Negativea	775.68	16.38
Positive	700.62	17.09	Positive	700.62	17.09	Positivea	778.63	14.94
Positive	718.65	17.20	Positive	718.65	17.20	Negative	829.66	16.52
Negative	726.62	18.54	Negative	774.62	18.38
Positive	755.64	13.93	Negativea	775.68	16.38
Negative	774.62	18.38	Negative	775.63	18.38
Negativea	775.68	16.38	Positive	776.66	18.53
Negative	775.63	18.38	Negative	829.66	16.52
Positive	776.66	18.53
Positivea	778.63	14.94
Positive	784.68	16.19
Positive	791.68	16.85
Negative	829.66	16.52
Positive	903.81	21.38
Positive	903.86	29.42

Abbreviation: NAB, neocortical amyloid burden.

^aIdentified metabolic feature.