Chaushev, N., & Milanov, I. (2009). Impact of migraine and migraine treatment on patient’s capacity to work and quality of life. Journal of Clinical Medicine, 2(3), 26–31.
Google Scholar
Hazard, E., Munakata, J., Bigal, M. E., Rupnow, M. F., & Lipton, R. B. (2009). The burden of migraine in the United States: Current and emerging perspectives on disease management and economic analysis. Value in Health, 12(1), 55–64. https://doi.org/10.1111/j.1524-4733.2008.00404.x.
Article
PubMed
Google Scholar
Brandes, J. L. (2008). The migraine cycle: Patient burden of migraine during and between migraine attacks. Headache, 48(3), 430–441. https://doi.org/10.1111/j.1526-4610.2007.01004.x.
Article
PubMed
Google Scholar
Buse, D. C., Rupnow, M. F., & Lipton, R. B. (2009). Assessing and managing all aspects of migraine: Migraine attacks, migraine-related functional impairment, common comorbidities, and quality of life. Mayo Clinic Proceedings, 84(5), 422–435. https://doi.org/10.1016/S0025-6196(11)60561-2.
Article
PubMed
PubMed Central
Google Scholar
Cottrell, C. K., Drew, J. B., Waller, S. E., Holroyd, K. A., Brose, J. A., & O'Donnell, F. J. (2002). Perceptions and needs of patients with migraine: A focus group study. The Journal of Family Practice, 51(2), 142–147.
PubMed
PubMed Central
Google Scholar
Lampl, C., Thomas, H., Stovner, L. J., Tassorelli, C., Katsarava, Z., Lainez, J. M., et al. (2016). Interictal burden attributable to episodic headache: Findings from the Eurolight project. The Journal of Headache and Pain, 17, 9. https://doi.org/10.1186/s10194-016-0599-8.
Article
PubMed
PubMed Central
Google Scholar
Blumenfeld, A. M., Varon, S. F., Wilcox, T. K., Buse, D. C., Kawata, A. K., Manack, A., et al. (2011). Disability, HRQoL and resource use among chronic and episodic migraineurs: Results from the international burden of migraine study (IBMS). Cephalalgia, 31(3), 301–315. https://doi.org/10.1177/0333102410381145.
Article
CAS
PubMed
Google Scholar
Silberstein, S. D. (2000). Practice parameter: Evidence-based guidelines for migraine headache (an evidence-based review): Report of the quality standards Subcommittee of the American Academy of neurology. Neurology, 55(6), 754–762.
Article
CAS
Google Scholar
Jhingran, P., Osterhaus, J. T., Miller, D. W., Lee, J. T., & Kirchdoerfer, L. (1998a). Development and validation of the migraine-specific quality of life Questionnaire. Headache, 38(4), 295–302.
Article
CAS
Google Scholar
Jhingran, P., Davis, S. M., LaVange, L. M., Miller, D. W., & Helms, R. W. (1998b). MSQ: Migraine-specific quality-of-life Questionnaire. Further investigation of the factor structure. Pharmacoeconomics, 13(6), 707–717.
Article
CAS
Google Scholar
Pathak, D., Martin, B., Kwong, J., & Batenhorst, A. (1998). Evaluation of the migraine-specific quality of life Questionnaire (MSQ version 2.0) using confirmatory factor analysis. Quality of Life Research, 7(7), 647.
Google Scholar
Gwaltney, C. J., Shields, A. L., & Shiffman, S. (2008). Equivalence of electronic and paper-and-pencil administration of patient-reported outcome measures: A meta-analytic review. Value in Health, 11(2), 322–333. https://doi.org/10.1111/j.1524-4733.2007.00231.x.
Article
PubMed
Google Scholar
Food and Drug Administration (FDA). (2009). Guidance for industry: Patient-reported outcome measures: Use in medical product development to support labeling claims. Federal Register, 74(235), 65132–65133.
Google Scholar
Bagley, C. L., Rendas-Baum, R., Maglinte, G. A., Yang, M., Varon, S. F., Lee, J., et al. (2012). Validating migraine-specific quality of life Questionnaire v2.1 in episodic and chronic migraine. Headache, 52(3), 409–421. https://doi.org/10.1111/j.1526-4610.2011.01997.x.
Article
PubMed
Google Scholar
National Institute of Neurological Disorders and Stroke (NINDS) (2017). Summary of Core and supplemental – Highly recommended recommendations: Headache CDEs. https://www.commondataelements.ninds.nih.gov/Doc/Headache/CDEStartupResource_Headache.pdf.
Friese, S., & Ringmayr, T. (2013). ATLAS.Ti 7 user guide and reference. Berlin: ATLAS.ti Scientific Software Development GmBH.
Google Scholar
Boeije, H. (2002). A purposeful approach to the constant comparative method in the analysis of qualitative interviews. Quality and Quantity, 36(4), 391–409.
Article
Google Scholar
Kerr, C., Nixon, A., & Wild, D. (2010). Assessing and demonstrating data saturation in qualitative inquiry supporting patient-reported outcomes research. Expert Review of Pharmacoeconomics & Outcomes Research, 10(3), 269–281. https://doi.org/10.1586/erp.10.30.
Article
Google Scholar
Patrick, D. L., Burke, L. B., Gwaltney, C. J., Leidy, N. K., Martin, M. L., Molsen, E., et al. (2011). Content validity--establishing and reporting the evidence in newly developed patient-reported outcomes (PRO) instruments for medical product evaluation: ISPOR PRO good research practices task force report: Part 1--eliciting concepts for a new PRO instrument. Value in Health, 14(8), 967–977. https://doi.org/10.1016/j.jval.2011.06.014.
Article
PubMed
Google Scholar
Leidy, N. K., & Wyrwich, K. W. (2005). Bridging the gap: Using triangulation methodology to estimate minimal clinically important differences (MCIDs). COPD, 2(1), 157–165.
Article
Google Scholar
Willis, G. B. (2005). Cognitive interviewing: A tool for improving Questionnaire design. Thousand Oaks, CA: Sage.
Book
Google Scholar
Brandes, J. L. (2009). Migraine and functional impairment. CNS Drugs, 23(12), 1039–1045. https://doi.org/10.2165/11530030-000000000-00000.
Article
CAS
PubMed
Google Scholar
Fagan, M. A. (2003). Exploring the relationship between maternal migraine and child functioning. Headache, 43(10), 1042–1048.
Article
Google Scholar
Rendas-Baum, R., Bloudek, L. M., Maglinte, G. A., & Varon, S. F. (2013). The psychometric properties of the migraine-specific quality of life Questionnaire version 2.1 (MSQ) in chronic migraine patients. Quality of Life Research, 22(5), 1123–1133.
Article
Google Scholar
Silberstein, S., Tfelt-Hansen, P., Dodick, D. W., Limmroth, V., Lipton, R. B., Pascual, J., et al. (2008). Guidelines for controlled trials of prophylactic treatment of chronic migraine in adults. Cephalalgia, 28(5), 484–495. https://doi.org/10.1111/j.1468-2982.2008.01555.x.
Article
CAS
PubMed
Google Scholar
Fox, A. W. (2008). Disease modification in migraine: Study design and sample size implications. Headache, 48(8), 1169–1175.
Article
Google Scholar
Lipton, R. B., Buse, D. C., & Serrano, D. (2013). Assessing the quality of health-related quality of life measures. Cephalalgia, 33(4), 223–225. https://doi.org/10.1177/0333102412468681.
Article
PubMed
Google Scholar
Coons, S. J., Eremenco, S., Lundy, J. J., O'Donohoe, P., O'Gorman, H., & Malizia, W. (2015). Capturing patient-reported outcome (PRO) data electronically: The past, present, and promise of ePRO measurement in clinical trials. Patient, 8(4), 301–309. https://doi.org/10.1007/s40271-014-0090-z.
Article
PubMed
Google Scholar
Muehlhausen, W., Doll, H., Quadri, N., Fordham, B., O'Donohoe, P., Dogar, N., et al. (2015). Equivalence of electronic and paper administration of patient-reported outcome measures: A systematic review and meta-analysis of studies conducted between 2007 and 2013. Health and Quality of Life Outcomes, 13, 167. https://doi.org/10.1186/s12955-015-0362-x.
Article
PubMed
PubMed Central
Google Scholar
Food and Drug Administration (FDA) (2013). Guidance for Industry: Electronic Source Data in Clinical Investigations. https://www.fda.gov/media/85183/download. Accessed 6 July 2018.
Buse, D. C., Manack, A. N., Fanning, K. M., Serrano, D., Reed, M. L., Turkel, C. C., et al. (2012). Chronic migraine prevalence, disability, and sociodemographic factors: Results from the American Migraine Prevalence and Prevention study. Headache, 52(10), 1456–1470. https://doi.org/10.1111/j.1526-4610.2012.02223.x.
Article
PubMed
Google Scholar
Rossi, P., & Nappi, G. (2014). Migraine in men: Fact sheet. A publication to mark European migraine day of action 2014. Functional Neurology, 29(3), 149–151.
PubMed
PubMed Central
Google Scholar