References
- RKI - Zentrum für Krebsregisterdaten. (n.d.). Berlin, Germany. Available from: http://www.rki.de/DE/Content/Gesundheitsmonitoring/Krebsregisterdaten/krebs_node.html [Last accessed 16 January 2017]
- Coleman RE. Clinical features of metastatic bone disease and risk of skeletal morbidity. Clin Cancer Res 2006;12(20 Pt 2):6243s-9s
- Tubiana-Hulin M. Incidence, prevalence and distribution of bone metastases. Bone 1991;12(Suppl 1):S9-10
- Mundy GR. Metastasis to bone: causes, consequences and therapeutic opportunities. Nat Rev Cancer 2002;2:584-93
- Schröder J, Fietz T, Köhler A, et al. Treatment and pattern of bone metastases in 1094 patients with advanced breast cancer – Results from the prospective German Tumour Registry Breast Cancer cohort study. Eur J Cancer 2017;79:139-48
- Galasko CSB. The anatomy and pathways of skeletal metastases. In: Weiss L, Gilbert AH, editors. Bone metastases. Boston: GK Hall; 1981. pp. 49-63
- Selvaggi G, Scagliotti GV. Management of bone metastases in cancer: a review. Crit Rev Oncol Hematol 2005;56:365-78
- Lipton A. Implications of bone metastases and the benefits of bone-targeted therapy. Semin Oncol 2010;37(Suppl 2):S15-29
- Revicki DA, Osoba D, Fairclough D, et al. Recommendations on health-related quality of life research to support labeling and promotional claims in the United States. Qual Life Res 2000;9:887-900
- Soni MK, Cella D. Quality of life and symptom measures in oncology: an overview. Am J Manag Care 2002;8(18 Suppl):S560-73
- Costa L, Major PP. Effect of bisphosphonates on pain and quality of life in patients with bone metastases. Nat Clin Prac Oncol 2009;6:163-74
- Diel IJ. Effectiveness of bisphosphonates on bone pain and quality of life in breast cancer patients with metastatic bone disease: a review. Support Care Cancer 2007;15:1243-9
- Aaronson NK, Ahmedzai S, Bergman B, et al. The European Organization for Research and Treatment of Cancer QLQ-C30: a quality-of-life instrument for use in international clinical trials in oncology. J Natl Cancer Inst 1993;85:365-76
- Chow E, Hird A, Velikova G, et al. The European Organisation for Research and Treatment of Cancer Quality of Life Questionnaire for patients with bone metastases: the EORTC QLQ-BM22. Eur J Cancer 2009;45:1146-52
- Chow E, Nguyen J, Zhang L, et al. International field testing of the reliability and validity of the EORTC QLQ-BM22 module to assess health-related quality of life in patients with bone metastases. Cancer 2012;118:1457-65
- Adrover E, Allepuz J, Sureda A, et al. Development of a questionnaire to measure health-related quality of life (HRQoL) in patients with bone metastases (BOMET-QoL). J Outcomes Res 2005;9:15-27
- Sureda A, Isla D, Cózar JM, et al. Final development and validation of the BOMET-QoL questionnaire for assessing quality of life in patients with malignant bone disease due to neoplasia. J Med Econ 2007;10:27-39
- Johnson C, Aaronson N, Blazeby JM, et al. EORTC Quality of Life Group: Guidelines for developing questionnaire modules (4th Edition). Brussels, Belgium: EORTC Quality of Life Group; 2011
- Tabachnick B, Fidell L. Using multivariate statistics. 4th ed. London, UK: HarperCollins; 2001
- de Vet HCW, Adèr HJ, Terwee CB, et al. Are factor analytical techniques used appropriately in the validation of health status questionnaires? A systematic review on the quality of factor analysis of the SF-36. Qual Life Res 2005;14:1203-18; discussion 1219–21, 1223–4
- Terwee CB, Bot SDM, de Boer MR, et al. Quality criteria were proposed for measurement properties of health status questionnaires. J Clin Epidemiol 2007;60:34-42
- Bland JM, Altman DG. Cronbach’s alpha. BMJ 1997;314:572
- Kirshner B, Guyatt G. A methodological framework for assessing health indices. J Chron Dis 1985;38:27-36
- Cronbach LJ, Meehl PE. Construct validity in psychological tests. Psychol Bull 1955;52:281-302
- Hemphill JF. Interpreting the magnitudes of correlation coefficients. Am Psychol 2003;58:78-9
- Mukaka MM. Statistics corner: a guide to appropriate use of correlation coefficient in medical research. Malawi Med J 2012;24:69-71
- Cohen J. A power primer. Psychol Bull 1992;112:155-9
- Zeng L, Chow E, Zhang L, et al. An international prospective study establishing minimal clinically important differences in the EORTC QLQ-BM22 and QLQ-C30 in cancer patients with bone metastases. Support Care Cancer 2012;20:3307-13
- Charlson ME, Pompei P, Ales KL, et al. A new method of classifying prognostic comorbidity in longitudinal studies: development and validation. J Chron Dis 1987;40:373-83
- Koo TK, Li MY. A guideline of selecting and reporting intraclass correlation coefficients for reliability research. J Chiroprac Med 2016;15:155-63
- Rousson V, Gasser T, Seifert B. Assessing intrarater, interrater and test-retest reliability of continuous measurements. Stat Med 2002;21:3431-46
- Chow E, Bottomley A. Understanding the EORTC QLQ-BM22, the module for patients with bone metastases. Expert Rev Pharmacoecon Outcomes Res 2009;9:461-5
- Badia X, Díez-Pérez A, Lahoz R, et al. The ECOS-16 questionnaire for the evaluation of health related quality of life in post-menopausal women with osteoporosis. Health Qual Life Outcomes 2004;2:41
- Costa L, Badia X, Chow E, et al. Impact of skeletal complications on patients’ quality of life, mobility, and functional independence. Support Care Cancer 2008;16:879-89
- Harris K, Chow E, Zhang L, et al. Patients’ and health care professionals’ evaluation of health-related quality of life issues in bone metastases. Eur J Cancer 2009;45:2510-18