Table 4.

Experiment 1 Summary of Multiple Regression Analyses Explaining Variability in Self-derivation and Retention

Predictor			ΔR2	β	VIF	p
Model 1: Self-derivation (Session 1)
Step 1			.04			.13
	Age			.19*	1.00	.047
	Gender			−.02	1.00	.86
Step 2			.34**			<.001
	Age			.06	1.17	.50
	Gender			.05	1.06	.53
	Verbal Comprehension			.37**	1.68	.001
	Passage Comprehension			.10	1.70	.34
	Concept Formation			.12	1.23	.19
	Visual-Auditory Learning			−.02	1.36	.87
	Digits Backward			.23*	1.49	.02
	Digits Forward			−.01	1.30	.92
Total adj R2		.32**				<.001
Model 2: Delayed Recall (Session 2)
Step 1			.01			.52
	Age			.09	1.00	.35
	Gender			−.06	1.00	.52
Step 2			.39**			<.001
	Age			−.06	1.17	.46
	Gender			−.002	1.06	.98
	Verbal Comprehension			.41**	1.69	<.001
	Passage Comprehension			.20+	1.70	.06
	Concept Formation			.08	1.25	.37
	Visual-Auditory Learning			−.01	1.37	.92
	Digits Backward			.18+	1.49	.06
	Digits Forward			−.06	1.29	.52
Total adj R2		.35**				<.001

Note:

^*indicates p ≤ .05,

^**indicates a p ≤.001,

⁺p≤ .06;

Beta weights are standardized.