Eaton et al. report a very strong association between institutional clinical trial accrual volume and the survival of patients with stage III NSCLC. The observed volume effect might have been exaggerated by artefact. More work is required to quantify the volume effect and understand its causes, before rushing to centralize care.
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Mackillop, W., Booth, C. Stage III NSCLC — is it time to centralize care?. Nat Rev Clin Oncol 13, 657–658 (2016). https://doi.org/10.1038/nrclinonc.2016.160
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DOI: https://doi.org/10.1038/nrclinonc.2016.160