For some other instruments positive indications for construct validity are reported, but for most instruments evidence of validity remains to be provided.
The names of most instruments arise out of the sounds they produce or the feature that produces those sounds.
The core items represent over three quarters of most instruments, providing a "backbone" of critical assessment information.
In addition, for most instruments, the evidence of validity in severely injured children is still limited [ 27, 36].
Most instruments provided partial evidence of content validity.
However, most instruments that evaluate quality of life have been primarily developed for experimental trials.
Overall, the quality of most instruments was rated at best moderate.
Yamaha is known for making decent quality, affordable student models of most instruments.
Amnesty also knows better than most that writers and readers are some of the most powerful instruments of change.
Lutes were the Stratocasters of the Renaissance — the most popular instruments of their day.
