This study was undertaken as a NHS service evaluation project. The Journal's Rapid Service and Open Access Fee was waived.
All named authors meet the International Committee of Medical Journal Editors (ICMJE) criteria for authorship for this article, take responsibility for the integrity of the work as a whole, and have given their approval for this version to be published.
Nicolas Martinez-Calle, Christopher Fox designed the study, analysed data and wrote the manuscript, Amy Kirkwood performed statistical analysis and reviewed the manuscript. Maxine Lamb, Alexandra Smith, Kate Manos, Caroline Shrubsole, Nicola Gray, Katharine Lewis, Jahanzaib Khwaja, Ann Tivey, Mark Bishton, Eliza Hawkes, Matthew Ahearne, Wendy Osborne, Graham Collins, Kim Linton, Kate Cwynarski, Tim Illidge and Cathy Burton treated patients, contributed to data collection and reviewed the manuscript.
Nicolas Martinez-Calle: Conference travel and accommodation support from Takeda. Kate Manos: Janssen, Honoraria; Novo Nordisk Pharmaceuticals, Travel. Mark Bishton: Takeda, travel support, Research Funding; Janssen, Advisory committees; Celgene, Research Funding; AbbVie, Research Funding; Celltrion, Advisory committees, travel support; Roche, travel support, Research Funding. Eliza Hawkes: Bristol-Myers Squibb, Research Funding, Speakers Bureau; Celgene, advisory committees, research Funding; Mundi pharma, research Funding; Merck Sharp & Dohme, advisory committees; Roche/Genentech, advisory committees, travel expenses, speakers Bureau; Roche, research Funding; AstraZeneca, Research Funding; Merck KgA, Research Funding; Janssen-Cilag, advisory committees, Research Funding, speakers Bureau; Gilead, advisory committees, research Funding; Takeda, Speakers Bureau. Matthew Ahearne: Takeda, Consultancy and honoraria. Wendy Osborne: Gilead, Consultancy; Pfizer, honoraria, speakers Bureau; Takeda, consultancy, travel, Speakers Bureau; Novartis, travel; Servier, consultancy; MSD, consultancy; Roche, consultancy, Honoraria, travel, speakers Bureau. Christopher Fox: Remunerated consultant/advisor for Takeda. Graham Collins: COI: Honoraria for advisory and speaker work from Takeda. Kate Cwynarski: Takeda: Consulting/Advisory Role and Conferences/Travel support. Kim Linton: Beigene, advisory committees; Celgene, advisory committees; Roche, Consultancy; Gilead, advisory committees; Karyopharm, advisory committees; Takeda, Honoraria; Janssen, Travel expenses; Celgene, Travel expenses. Amy Kirkwood, Maxine Lamb, Alexandra Smith, Nicola Gray, Katharine Lewis, Jahanzaib Khwaja, Ann Tivey and Cathy Burton: None to declare. Graham Collins acknowledges support from the Oxford NIHR Biomedical Research Centre and CRUK Experimental Cancer Medicines Centre. Haematological Malignancy Research Network is funded by Cancer Research UK, grant numbers 29685; and Blood Cancer UK, grant number 15037.
Compliance with Ethics Guidelines
All patient data were anonymised at source and treated according to the General Data Protection Regulation (GDPR) and the principles of the declaration of Helsinki. The study was a service evaluation project and exempt from ethic committee approval.