Table 1. Principal investigator, sites and numbers of randomized patients.

Principal investigator	Clinical sites	Randomizations
Misel Milosevic	Thoracic Surgery Clinic, Institute for Lung Diseases of Vojvodina, Sremska Kamenica, Serbia	28
John Edwards	Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK	18
David Tsang	Basildon and Thurrock University Hospitals NHS Foundation Trust, Basildon, UK	8
Joel Dunning	The James Cook University Hospital, South Tees Hospitals NHS Foundation Trust, Middlesbrough, UK	7
Michael Shackcloth	Liverpool Heart and Chest Hospital NHS Foundation Trust, Liverpool, UK	7
Tim Batchelor	Bristol Royal Infirmary, University Hospitals Bristol NHS Foundation Trust, Bristol, UK	5
Aman Coonar	Royal Papworth Hospital NHS Foundation Trust, Cambridge, UK	5
Jurjees Hasan	The Christie NHS Foundation Trust, Manchester, UK	4
Brian Davidson	Royal Free London NHS Foundation Trust, London, UK	3
Adrian Marchbank	Derriford Hospital, University Hospitals Plymouth NHS Trust, Plymouth, UK	2
Simon Grumett	New Cross Hospital, The Royal Wolverhampton NHS Trust, Wolverhampton, UK	2
Eric Lim	Royal Brompton Hospital, Royal Brompton & Harefield NHS Foundation Trust, London, UK	2
Apostolos Nakas	Glenfield Hospital, University Hospitals of Leicester NHS Trust, Leicester, UK	1
Stelios Vakis	Queen’s Hospital, University Hospitals of Derby and Burton NHS Foundation Trust, Burton upon Trent, UK	1
Total randomized		93

The total randomized (n=93) represents 18% of the total of 512 patients recruited to Pulmonary Metastasectomy in Colorectal Cancer (PulMiCC).