completed an SR of
the literature published from 1990 to 2005 to evaluate the
efficacy and effectiveness of physical therapy in relation to
postural control and CP. Of the 12 studies included, 5
examined the effects of adaptive seating on seated postural
control with Sackett’s levels of evidence ranging from II–V
for the group studies. This 2005 review only partially over-
lapped the years spanned by the 1995 review11 and, there-
fore, did not completely overcome the single-reviewer lim-
itation of the earlier review