Focus group characteristics
| Members of the public | N participants | Healthcare professionals and community partners | N participants |
| Group 1, England | Total n=7 | Group 3, Wales | Total n=5 |
| Gender | Gender | ||
| Female | 6 | Female | 2 |
| Male | 1 | Male | 3 |
| Smoking status | Occupation | ||
| Current smoker | 3 | Community nurse | 1 |
| Former smoker | 3 | Support group facilitator | 1 |
| Never smoker | 1 | Community partner | 1 |
| Self-reported lung condition | Third sector representative | 1 | |
| Chronic obstructive pulmonary disease (COPD) | 7 | Public health representative | 1 |
| Recruited through primary care and community groups | Recruited through the health board | ||
| Group 2, Wales | Total n=9 | Group 4, Wales | Total n=7 |
| Gender | Gender | ||
| Female | 5 | Female | 6 |
| Male | 4 | Male | 1 |
| Smoking status | Occupation | ||
| Current smoker | 3 | Practice manager | 1 |
| Former smoker | 4 | Pharmacist | 1 |
| Never smoker | 2 | General practitioner | 2 |
| Self-reported lung condition | Practice nurse | 2 | |
| COPD | 9 | Medical student | 1 |
| Recruited through community groups | Recruited through the health board/primary care |