Cross-cultural adaptation, reliability, validity and responsiveness of the Michigan Hand Outcomes Questionnaire (MHQ-Sp) in Spain

Table 2 Internal consistency, test–retest reliability, measurement error and floor/ceiling effects of MHQ

Instrument	Basal Mean ± SD	Post-test Mean ± SD	95% Confidence interval		ICC	SEM	SDC	Cronbach’s α	Floor effect %	Ceiling effect %
Instrument	Basal Mean ± SD	Post-test Mean ± SD	Lower	Upper	ICC	SEM	SDC	Cronbach’s α	Floor effect %	Ceiling effect %
MHQ function	43.52 ± 17.95	42.46 ± 20.50	0.70	0.86	0.78	2	5.54	0.82	8	0.8
MHQ ADL	34.97 ± 25.26	28.97 ± 18.92	0.69	0.82	0.74	2.40	6.65	0.82	5	0.8
MHQ work	24.68 ± 26.74	23.13 ± 23.78	0.74	0.92	0.84	4.67	12.94	0.85	32.8	1.9
MHQ pain	43.72 ± 21.06	43.13 ± 20.32	0.87	0.96	0.91	4.20	11.64	0.85	4.6	0
MHQ aesthetics	57.03 ± 27.39	55.86 ± 28.01	0.71	0.94	0.84	2.90	8.04	0.85	2.7	12.6
MHQ satisfacion	35.56 ± 22.93	33.33 ± 20.10	0.70	0.90	0.81	1.70	4.71	0.82	3.8	0.8
MHQ total score^a	39.92 ± 16.71	37.81 ± 15.67	0.79	0.91	0.87	1.80	4.99	0.85	0.4	0

ISSN: 1749-799X