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. 2023 Nov 21;13(11):e076715. doi: 10.1136/bmjopen-2023-076715

Figure 1.

Figure 1

Patient selection and demographics. One hundred and fifty patients with NSCLC were initially identified in National Health Service Tayside between 31 January 2022 and 18 February 2022. Fifty patients were excluded from the study as they failed to meet the inclusion criteria for the reasons indicated. Patients were classified as smokers if they were current or ex-smokers, based on their self-reported smoking status.NSCLC, non-small cell lung cancer. Adapted from Mander et al.