Table 6.

Hierarchical regressions predicting variation in WMC.

Step	IV	R²	ΔR²	F	df	p
1	Age and condition	.601	.601	84.506	2,112	.001
2	Delayed cued recall accuracy and recall gain	.735	.134	27.814	2,110	.001
3	Delayed cued recall rate	.803	.068	37.396	1,109	.001
2	Delayed cued recall rate and recall gain	.795	.194	52.175	2,110	.001
3	Delayed cued recall accuracy	.803	.007	4.120	1,109	.045
2	Delayed cued recall rate and accuracy	.708	.107	20.163	2,110	.001
3	Recall gain	.803	.095	52.299	1,109	.001

WMC: working memory capacity.