Less Intensive 1 (LI1) Trial: A Randomized Phase II/III Clinical Trial in Approximately 1000 Elderly Patients With Acute Myeloid Leukaemia (AML) Deemed Not Suitable for Intensive Chemotherapy Ian Thomas (
[email protected] ) Cardiff University Centre for Trials Research https://orcid.org/0000-0002-8395-8075 Mike Dennis The Christie NHS Foundation Trust Laura Upton Cardiff University Centre for Trials Research Cono Ariti Cardiff University Centre for Trials Research Nigel Russell Nottingham University Robert Hills University of Oxford Mhairi Copland University of Glasgow Alan Burnett Blackwaterfoot Research Article Keywords: AML, leukaemia, elderly, non-intensive, chemotherapy, randomized, Pick a Winner, cytarabine, international, cancer Posted Date: June 24th, 2021 DOI: https://doi.org/10.21203/rs.3.rs-434566/v1 License: This work is licensed under a Creative Commons Attribution 4.0 International License. Read Full License Title The Less intensive 1 (LI1) trial is a randomized phase II/III clinical trial in approximately 1000 elderly patients with acute myeloid leukaemia (AML) deemed not suitable for intensive chemotherapy. The trial compares novel agents against the standard treatment (low dose cytarabine, LD Ara-C), using a Pick-a-Winner design. Names protocol contributors Chief Investigator: Dr Mike Dennis (2016 – present) Co-CI: Prof Mhairi Copland Clinical Coordinators: Prof Alan Burnett (Chief Investigator 2011-2015), Prof Nigel Russell, Prof Richard Clark Trial Design and statistical oversight: Prof Robert Hills Statistical analysis: Mr Cono Ariti Abstract • Background: Acute myeloid leukaemia (AML) is a heterogeneous disease where outcome is substantially influenced by age. Over the last 30-40 years, significant improvements have been made in survival for younger patients (those under 60).