Table 1.
Frequency distribution of controls reaching a full score on individual NSAA items at different age points.
The shaded cells indicate the activities that were achieved by at least 85% of the boys at that age point and were therefore considered as age appropriate.
Table 2.
Revised version of the NSAA with items ordered according to the age when they can be performed.
Fig 1.
NSAA scores in controls boys compare to DMD NSAA scores subdivided by age of evaluation.