Table 1.

Item response probability, the conditional probability that a person who is in one of the three latent classes will endorse the 4 screening items.

Profiles of Latent Classes	Items of Screening Tool
	1. misplace things	2. forget phone number	3. multitasking	4. train of thought
1 – ‘few or no symptoms’	0.20	0.20	0.10	0.10
2 – ‘memory lapses’	0.70	0.70	0.20	0.20
3 – ‘attention issues’	0.10	0.10	0.70	0.70