Pulmonary Metastasectomy in Colorectal Cancer: updated analysis of 93 randomized patients - control survival is much better than previously assumed.

"Conflicts of interest None of the authors has a conflict of interest with respect to any of the content of this submission."

"Alison Hardwick, Amanda Stone, Apostolos Nakas, Belinda Lees, Benjamin Hyams, Bina Shah, Charlotte Jacobs, Chris Brew‐Graves, Christopher Rollinson, Cinzia Baldini, Elinor Pegg, Elizabeth Radford, Eric Lim, Ian Morgan, Ingrid Potyka, Jacqueline Connell, Jaqui Currie, Julie Alderton, Jo Allen, Kay Cash, Kerry Goodsell, Lesley Fallowfield, Lucy Stelfox, Mark Cutting, Monica Narasimham, Paulo de Sousa, Rebecca Boyles, Robert Rintoul, Sarah Feeney, Sarah Milgate, Trevor Thompson, Victoria Hughes, Victoria Lake and others helped the process of trial and data retrieval. PulMiCC was supported by the UK Thoracic Surgery Research Collaborative which includes the surgeon authors. We thank all members of their research teams, in addition to those acknowledged by name, and the patients for participating. We are grateful to the Independent Data Monitoring and Ethics Committee who contributed support and advice throughout the study: Professors Michael Baum (chair), Julian Peto and Martyn Evans. We acknowledge the guidance of the Trial Steering Committee chaired by Christopher Russell from the inception of the trial, and towards its closure by Rob Hinchcliffe. Members of the committee at various time points included Arnand Deveraj, David Ferry, Fergus Gleeson, Tal Golesworthy, Val Jenkins, Pauline Leonard, Reena Mistry, Ian Morgan, Austin Obichere, Graeme Poston, Jayant Vaidya, David Wilson. The funder of the study (Cancer Research UK) had no role in study design, data collection, data analysis, data interpretation, or writing of the report. The corresponding author had full access to all the data in the study and had final responsibility for the decision to submit. PulMICC was funded by Cancer Research UK funding Grant No. C7678/A11393."

"Trial registration: Clintrial.gov: Registration number: NCT01106261, Date 19th April 2010. https://clinicaltrials.gov/ct2/show/NCT01106261."