Table 1.

Mean recall performance for the four recall measures as a function of two background conditions (no noise vs. noise) used in the study.

Dependent measure	No noise		Noise
	M	SD	M	SD
Mean number of spoken words correctly recalled per list	10.45	0.67	8.78	0.58
Mean number of spoken words per theme correctly recalled per list	4.41	1.09	3.60	0.89
Mean number of themes correctly recalled per list	2.62	0.34	2.48	0.42
Total number of critical lures recalled	1.46	0.19	2.42	0.37
Thematic (Semantic)-clustering (Z scores)	2.43	0.20	1.95	0.16