Table 4.

Mean response time (and standard deviation) in the test phase for young, older adults, and high- and low-performing older adults

	Young adults	Older adults	High-performers	Low-performers
Hit rate	0.83 (0.06)	0.70 (0.13)	0.79 (0.06)	0.60 (0.11)
False alarm rate	0.24 (0.09)	0.23 (0.11)	0.22 (0.12)	0.24 (0.11)
Pr	0.59 (0.11)	0.46 (0.11)	0.57 (0.11)	0.36 (0.08)
Pr confident	0.57 (0.10)	0.44 (0.16)	0.56 (0.10)	0.31 (0.08)
Pr nonconfident	0.02 (0.09)	0.03 (0.05)	0.00 (0.05)	0.05 (0.05)