Table 2.

Odds ratios for variables of interest in examined models

	Odds ratio	95% CI lower	95% CI upper	P-value
Aβ status ∼ SCD + covariates: AUC = 66.2
SCD+	1.58	1.21	2.07	0.006
Female	1.32	0.97	1.79	0.08
Age	1.09	1.06	1.11	<0.001
Aβ status ∼ APOE + covariates: AUC = 74.8
APOEε4+	4.94	2.08	11.72	<0.001
Female	1.29	1.05	1.60	0.11
Age	1.10	1.09	1.12	<0.001
Aβ status ∼ SCD + APOE + covariates: AUC = 74.7
SCD+	1.52	1.17	1.98	0.01
APOEε4+	4.87	3.47	6.89	<0.001
Female	1.24	0.90	1.72	0.20
Age	1.11	1.08	1.14	<0.001
Aβ status ∼ SCD*APOE + covariates: AUC = 74.8
SCD+	1.56	1.05	2.34	0.03
APOEε4+	5.04	3.11	8.24	<0.001
APOEε4+:SCD+	0.95	0.69	1.32	0.89
Aβ status ∼ SCD*APOE*Age + covariates: AUC = 74.8
SCD+	1.66	1.08	2.58	0.02
APOEε4+	5.17	3.15	8.61	<0.001
Age	1.12	1.07	1.17	<0.001
APOEε4+:Age:SCD+	1.06	1.00	1.13	0.25
Aβ status ∼ SCD*APOE*Sex + covariates: AUC = 75.7
SCD+	1.51	0.83	2.75	0.18
APOEε4+	10.74	5.18	22.94	<0.001
Female	1.38	0.78	2.45	0.28
APOEε4+:Female:SCD+	6.60	1.63	25.32	0.007
Aβ status ∼ SCD + covariates in female APOEε4 carriers (n = 150)
SCD+	3.34	1.65	7.00	0.001
Age	1.09	1.04	1.16	0.001
Aβ status ∼ SCD + covariates in male APOEε4 carriers (n = 97)
SCD+	0.37	0.13	1.00	0.05
Age	1.21	1.12	1.34	<0.001

Abbreviations: APOE, apolipoprotein E; AUC, area under the curve; SCD, subjective cognitive decline.