Cross-cultural adaptation and determination of the reliability and validity of PRTEE-S (Patientskattad Utvärdering av Tennisarmbåge), a questionnaire for patients with lateral epicondylalgia, in a Swedish population

Table 3 Construct/concurrent validity of the PRTEE-S.

PRTEE-S	Pain		Function		Overall
	r	p	r	p	r	p
DASH symptoms (questions 24–29)	0.79	<0.0001	0.83	<0.0001	0.84	<0.0001
DASH function (questions 1–21)	0.82	<0.0001	0.90	<0.0001	0.91	<0.0001
DASH overall (questions 1–30)	0.78	<0.0001	0.90	<0.0001	0.88	<0.0001
Roles & Maudsley	0.67	<0.0001	0.79	<0.0001	0.78	<0.0001

Spearman's correlation (r) was used in the calculation of the correlations between the PRTEE-S (Patientskattad Utvärdering av Tennisarmbåge), DASH (Disability for the Arm, Shoulder and Hand) and Roles & Maudsley scores.

ISSN: 1471-2474