Transcultural adaptation and validation of the “Hip and Knee” questionnaire into Spanish

[1] Guillemin F(1993)Cross-cultural adaptation of health-related quality of life measures: literature review and proposed guidelines J Clin Epidemiol 46 1417-1432

[2] Bombardier C(1994)Rapid translation of quality of life measures for international clinical trials: avoiding errors in the minimalist approach Qual Life Res 3 403-412

[3] Beaton D(1997)‘Equivalence’ and the translation and adaptation of health-related quality of life questionnaires Qual Life Res 6 237-247

[4] Mathias SD(2000)Guidelines for the process of cross-cultural adaptation of self-report measures Spine (Phila Pa 1976) 15;25 3186-3191

[5] Fifer SK(2004)American academy of orthopaedic surgeons lower limb outcomes assessment instruments. Reliability, validity, and sensitivity to change J Bone Joint Surg Am 86 902-909

[6] Patrick DL(2005)Measuring improvement following total hip and knee arthroplasty using patient-based measures of outcome J Bone Joint Surg Am 87 1999-2005

[7] Herdman M(1974)When is a correlation matrix appropriate for factor analysis? Some decision rules Psychol Bull 81 358-361

[8] Fox-Rushby J(2003)Starting at the beginning: an introduction to coefficient alpha and internal consistency J Pers Assess 80 99-103

[9] Badia X(1992)A power primer Psychol Bull 112 155-159

[10] Beaton DE(2010)Translation and cross-cultural adaptation of the Brazilian version of the International knee documentation committee subjective knee form: validity and reproducibility Am J Sports Med 38 1894-1899

[1] Guillemin F(1993)Cross-cultural adaptation of health-related quality of life measures: literature review and proposed guidelines J Clin Epidemiol 46 1417-1432

[2] Bombardier C(1994)Rapid translation of quality of life measures for international clinical trials: avoiding errors in the minimalist approach Qual Life Res 3 403-412

[3] Beaton D(1997)‘Equivalence’ and the translation and adaptation of health-related quality of life questionnaires Qual Life Res 6 237-247

[4] Mathias SD(2000)Guidelines for the process of cross-cultural adaptation of self-report measures Spine (Phila Pa 1976) 15;25 3186-3191

[5] Fifer SK(2004)American academy of orthopaedic surgeons lower limb outcomes assessment instruments. Reliability, validity, and sensitivity to change J Bone Joint Surg Am 86 902-909

[6] Patrick DL(2005)Measuring improvement following total hip and knee arthroplasty using patient-based measures of outcome J Bone Joint Surg Am 87 1999-2005

[7] Herdman M(1974)When is a correlation matrix appropriate for factor analysis? Some decision rules Psychol Bull 81 358-361

[8] Fox-Rushby J(2003)Starting at the beginning: an introduction to coefficient alpha and internal consistency J Pers Assess 80 99-103

[9] Badia X(1992)A power primer Psychol Bull 112 155-159

[10] Beaton DE(2010)Translation and cross-cultural adaptation of the Brazilian version of the International knee documentation committee subjective knee form: validity and reproducibility Am J Sports Med 38 1894-1899