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Table 3 Internal consistency of the disabilities of the arm, shoulder and hand (DASH) questionnaire measured with the Cronbach alpha coefficient

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

0.97

Carpal tunnel release (n = 19)

0.96

0.98