Thai children were able to complete all neurobehavioral
tests with few significant differences in
performance over a two week period, suggesting that
BARS has utility for epidemiologic studies where repeated
testing of Thai children is needed. As a group the
children’s mean performance was comparable between
the first and second testing sessions on all but visual
motor integration and latency of response for continuous
performance. Hand-eye coordination (VMI) showed
significant improvement on re-testing probably because
of familiarity with the figures to be copied while the
increased number of trials for the alternate form of CPT
contributed to differences in performance. When the 1st
100 trials for the alternate version of CPT was compared
to the 2nd 100 trials, significant slowing of response (i.e.,
latency of hits and false alarms) was observed, suggesting
that fatigue may have been a factor. Moreover,
when the first 100 trials of the alternate version were
compared to the original CPT with only 100 trials, differences
in latency were no longer significant. With the
exception of object memory (OMT) and number correct
in match to sample (MTS), test-retest reliabilities were
similar to those cited previously among 4 to 9 year old
Hispanic children from the U.S. [20]. Both OMT and
MTS used alternate stimuli which likely contributed
to lower correlations between test administrations and
therefore, further work will be required to insure comparability
of these alternate forms.