Table 3.

Mean proportion of hits, misses, false alarms, and correct rejections for young and older adults for each valence, validity, and confidence category

Old images
	Young adults
	Neutral					Negative
	Valid		Invalid		Valid		Invalid
	Hits	Misses	Hits	Misses	Hits	Misses	Hits	Misses
High confidence	0.67 (0.16)	0.12 (0.13)	0.70 (0.16)	0.13 (0.12)	0.73 (0.13)	0.10 (0.07)	0.74 (0.14)	0.09 (0.07)
Low confidence	0.11 (0.07)	0.10 (0.08)	0.08 (0.05)	0.09 (0.07)	0.08 (0.05)	0.09 (0.07)	0.08 (0.05)	0.09 (0.05)
	Older adults
	Neutral				Negative
	Valid		Invalid		Valid		Invalid
	Hits	Misses	Hits	Misses	Hits	Misses	Hits	Misses
High confidence	0.67 (0.20)	0.14 (0.12)	0.67 (0.18)	0.14 (0.12)	0.68 (0.17)	0.12 (0.09)	0.64 (0.17)	0.17 (0.19)
Low confidence	0.09 (0.10)	0.10 (0.07)	0.08 (0.10)	0.11 (0.06)	0.10 (0.09)	0.10 (0.07)	0.09 (0.10)	0.10 (0.07)
New images
	Young adults
	Neutral				Negative
	CRs		FAs		CRs		FAs
High confidence	0.67 (0.16)		0.06 (0.07)		0.62 (0.15)		0.08 (0.07)
Low confidence	0.18 (0.12)		0.09 (0.06)		0.20 (0.13)		0.10 (0.05)
	Older adults
Neutral				Negative
CRs		FAs		CRs			FAs
High Confidence	0.57 (0.22)		0.10 (0.06)		0.44 (0.22)		0.17 (0.08)
Low Confidence	0.24 (0.16)		0.09 (0.07)		0.24 (0.15)		0.15 (0.10)

Note: FAs, false alarms; CRs, correct rejections; SDs in parentheses.