Linguistic validation, validity and reliability of the British English versions of the Disabilities of the Arm, Shoulder and Hand (DASH) questionnaire and QuickDASH in people with rheumatoid arthritis

Table 3 Concurrent validity of the DASH, WORKDASH and SPAMDASH with health status, activity limitation and quality of life measures

	Disease activity NRS	Pain on movement NRS	Fatigue NRS	Hand pain on activity NRS	HAQ20	Hand HAQ	MAPHAND	RAQOL	SF36v2 Physical Function	SF36v2 Bodily Pain	SF36v2 Vitality
DASH (n = 340)	0.61**	0.70**	0.64**	0.75**	0.91**	0.88**	0.93**	0.80**	-0.85**	-0.74**	−0.63**
QuickDASH (n = 340)	0.61**	0.70**	0.65**	0.76**	0.87**	0.84**	0.91**	0.79**	−0.82**	− 0.73**	−0.62**
WORKDASH (n = 158)	0.54**	0.62**	0.62**	0.69**	0.80**	0.74**	0.74**	0.74**	−0.71**	−0.71**	− 0.53**
SPAMDASH (n = 57)	0.52**	0.55**	0.48**	0.57**	0.69**	0.60**	0.71**	0.78**	−0.74**	− 0.71**	−0.61**

ISSN: 1471-2474