Table 2.
Cognitive test battery
Younger
Older
t
(44)
a
Mean ± SE
Mean ± SE
Raven's progressive matrices
13.0 ± 0.6
8.6 ± 0.7
4.7
*
Listening span
3.9 ± 0.3
3.0 ± 0.2
3.1
*
Attention networks
Alerting
43.0 ± 5.7
31.0 ± 5.8
1.5
Orienting
18.0 ± 4.5
20.0 ± 4.5
−0.3
Conflict
115.1 ± 9.5
146.3 ± 7.5
−2.6
*
↵
a
Independent-samples
t
test: age group comparison.
↵
*
p
< 0.05.