From: The disabilities of the arm, shoulder and hand (DASH) outcome questionnaire: longitudinal construct validity and measuring self-rated health change after surgery
Population
DASH disability/symptoms scale
Preoperative
Postoperative
Total population (n = 109)
0.97
0.98
Arthroscopic acromioplasty (n = 25)
0.92
Carpal tunnel release (n = 19)
0.96