Adherence to treatment guidelines and survival in older women with early-stage breast cancer in Denmark 2008–2012

References

• Ewertz M, On behalf of the Academy of Geriatric Cancer Research (AgeCare), Christensen K, Engholm G, et al. Trends in cancer in the elderly population in Denmark, 1980-2012. Acta Oncologica (Stockholm, Sweden. 2016;55(sup1):1–6.
   PubMed Web of Science ®Google Scholar
• GLOBOCAN. [cited 2020 Apr 20]. Available from: http://globocaniarcfr/. 2012.
   Google Scholar
• Jensen JD, On behalf of the Academy of Geriatric Cancer Research (AgeCare), Cold S, Nielsen MH, et al. Trends in breast cancer in the elderly in Denmark, 1980–2012. Acta Oncologica (Stockholm, Sweden). 2016;55(sup1):59–64.
   PubMed Web of Science ®Google Scholar
• Land LH, Dalton SO, Jensen MB, et al. Impact of comorbidity on mortality: a cohort study of 62,591 Danish women diagnosed with early breast cancer, 1990–2008. Breast Cancer Res Treat. 2012;131(3):1013–1020.
   PubMed Web of Science ®Google Scholar
• Land LH, Dalton SO, Jorgensen TL, et al. Comorbidity and survival after early breast cancer. A review. Crit Rev Oncol/Hematol. 2012;81(2):196–205.
   PubMed Web of Science ®Google Scholar
• Charlson ME, Pompei P, Ales KL, et al. A new method of classifying prognostic comorbidity in longitudinal studies: development and validation. J Chronic Dis. 1987;40(5):373–383.
   PubMedGoogle Scholar
• Peto R, Davies C, Godwin J, et al. Comparisons between different polychemotherapy regimens for early breast cancer: meta-analyses of long-term outcome among 100,000 women in 123 randomised trials. Lancet (London, England). 2012;379(9814):432–444.
   PubMed Web of Science ®Google Scholar
• van de Water W, Bastiaannet E, Dekkers OM, et al. Adherence to treatment guidelines and survival in patients with early-stage breast cancer by age at diagnosis. Br J Surg. 2012;99(6):813–820.
   PubMed Web of Science ®Google Scholar
• Christiansen P, Ejlertsen B, Jensen MB, et al. Danish Breast Cancer Cooperative Group. CLEP. 2016;8:445–449.
   Google Scholar
• Jensen MB, Laenkholm AV, Offersen BV, et al. The clinical database and implementation of treatment guidelines by the Danish Breast Cancer Cooperative Group in 2007-2016. Acta Oncologica (Stockholm, Sweden). 2018;57(1):13–18.
   PubMed Web of Science ®Google Scholar
• Cortadellas T, Gascon A, Cordoba O, et al. Surgery improves breast cancer-specific survival in octogenarians with early-stage breast cancer. Int J Surg. 2013;11(7):554–557.
   PubMed Web of Science ®Google Scholar
• Cortadellas T, Cordoba O, Gascon A, et al. Surgery improves survival in elderly with breast cancer. A study of 465 patients in a single institution. Eur J Surg Oncol. 2015;41(5):635–640.
   PubMed Web of Science ®Google Scholar
• Sun SX, Hollenbeak CS, Leung AM. Deviation from the standard of care for early breast cancer in the elderly: what are the consequences? Ann Surg Oncol. 2015;22(8):2492–2499.
   PubMed Web of Science ®Google Scholar
• Derks MGM, on behalf of the EURECCA Breast Cancer Group, Bastiaannet E, Kiderlen M, et al. Variation in treatment and survival of older patients with non-metastatic breast cancer in five European countries: a population-based cohort study from the EURECCA Breast Cancer Group. Br J Cancer. 2018;119(1):121–129.
   PubMed Web of Science ®Google Scholar
• Angarita FA, Chesney T, Elser C, et al. Treatment patterns of elderly breast cancer patients at two Canadian cancer centres. Eur J Surg Oncol. 2015;41(5):625–634.
   PubMed Web of Science ®Google Scholar
• Biganzoli L, Wildiers H, Oakman C, et al. Management of elderly patients with breast cancer: updated recommendations of the International Society of Geriatric Oncology (SIOG) and European Society of Breast Cancer Specialists (EUSOMA). Lancet Oncol. 2012;13(4):e148–60.
   PubMed Web of Science ®Google Scholar
• Hamaker ME, Bastiaannet E, Evers D, et al. Omission of surgery in elderly patients with early stage breast cancer. Eur J Cancer (Oxford, England: 1990). 2013;49(3):545–552.
   PubMed Web of Science ®Google Scholar
• Fang P, He W, Gomez DR, et al. Influence of age on guideline-concordant cancer care for elderly patients in the United States. Int J Radiat Oncol Biol Phys. 2017;98(4):748–757.
   PubMed Web of Science ®Google Scholar
• Weggelaar I, Aben KK, Warle MC, et al. Declined guideline adherence in older breast cancer patients: a population-based study in the Netherlands. Breast J. 2011;17(3):239–245.
   PubMed Web of Science ®Google Scholar
• Statistical ten-year review. Statistics Denmark; 2012 [cited 2020 Apr 22]. Available from: https://www.dst.dk/Site/Dst/Udgivelser/GetPubFile.aspx?id=16253&sid=sttiaar2012
   Google Scholar
• Njor SH, Schwartz W, Blichert-Toft M, et al. Decline in breast cancer mortality: how much is attributable to screening? J Med Screen. 2015;22(1):20–27.
   PubMed Web of Science ®Google Scholar
• Curigliano G, Burstein HJ, P. Winer E, et al. De-escalating and escalating treatments for early-stage breast cancer: the St. Gallen International Expert Consensus Conference on the Primary Therapy of Early Breast Cancer 2017. Ann Oncol. 2019;30(7):1181.
   PubMed Web of Science ®Google Scholar
• Christiansen P, on behalf of the Danish Breast Cancer Cooperative Group, Bjerre K, Ejlertsen B, et al. Mortality rates among early-stage hormone receptor-positive breast cancer patients: a population-based cohort study in Denmark. J Natl Cancer Inst. 2011;103(18):1363–1372.
   PubMedGoogle Scholar