game across 8 h of training) was positively associated with
level of motivation ( p ¼ 0.03, Spearman’s R ¼ 0.68), confirming
that high levels of performance were associated with
task-related (i.e. game play) motivation.
As predicted, we found that individuals who completed 8 h
of gameplay showed improved performance on the PAL task in
terms of reduced errors, improved trial score and the correct
number of patterns located (table 2 and figure 1a–c). Although
further studies with larger sample sizes are required to confirm
the clinical generalizability of our current findings (including
the potential for transfer effects on other cognitive domains),
our data suggest that those who completed training were able
to achieve better performance as the difficulty of the task
increased.