TABLE 3.

Interactive Effect of Diagnosis and Aβ on Longitudinal Awareness: All Subjects

Variable	Estimate	SE	df	t	P
Intercept	1.29	0.31	4,552	4.13	<0.001a
Baseline age	−0.02	0.003	4,552	−5.06	<0.001a
Baseline Aβ	0.30	0.19	4,552	1.57	0.12
Time	0.27	0.10	4,552	2.57	0.01b
Baseline DX	0.89	0.43	4,552	2.07	0.04b
Baseline age:time	−0.002	0.001	4,552	−1.91	0.06
Baseline Aβ:time	−0.13	0.06	4,552	−1.98	0.05b
Baseline Aβ:baseline DX	−1.65	0.35	4,552	−4.72	<0.001a
Time:baseline DX	0.34	0.16	4,552	2.13	0.03b
Baseline Aβ:time:baseline DX	−0.36	0.14	4,552	−2.63	0.009b

^ap < 0.001.

^bp < 0.05.

Aβ = beta-amyloid; DX = diagnosis; SE = standard error.