The British Thoracic Oncology Group (BTOG) Annual Conference 2018, held in Dublin, Ireland, hosted sessions covering a diverse range of topics, inciting thought-provoking conversation. Here, speaking from the meeting, Keith Kerr, FRCPath, FRCPE, from the University of Aberdeen, Aberdeen, UK, discusses an interesting talk on statistical analysis, which the raised questions including whether past trial data should be reanalyzed and regarding the design of future clinical trials.