Table 2.

Comparison of Performance on the SART and Task Motivation Across Groups of Younger and Older Adults

		n	M	SD	t	df	p
Task Motivation
Before SART	Younger	29	7.0345	1.4996	4.971	41.731	<0.001
	Older	27	8.5926	0.7473
After SART	Younger	29	5.7778	2.2246	4.788	47.898	<0.001
	Older	27	8.3462	1.6478
Average	Younger	29	6.4138	1.6533	5.439	49.773	<0.001
	Older	27	8.4630	1.1345
Task Interest
Before SART	Younger	29	4.2759	2.5898	5.787	51.366	<0.001
	Older	27	7.7778	1.9082
After SART	Younger	29	5.6897	2.1564	3.689	54	0.001
	Older	27	7.7407	1.9922
Average	Younger	29	4.9828	2.1359	5.349	54	<0.001
	Older	27	7.7593	1.7062
SART Performance
RT	Younger	29	362.9853	73.1004	5.356	54	<0.001
	Older	27	470.7049	77.3974
NOGO errors	Younger	29	0.42093	0.1958	5.591	42.613	<0.001
	Older	27	0.19029	0.1013
NOGO errors controlling RT	Younger	29	0.0475	0.1838	2.469	45.637	0.017
	Older	27	-0.051	0.1072