| Questions on pre-study questionnaire | Agree (%) | Disagree (%) | Neutral (%) |
| I would download the app if I had asthma symptoms and needed help to manage my asthma | 76 | 5 | 19 |
| I would download the app if it was recommended by my GP or asthma nurse during a consultation | 93 | 0 | 7 |
| I would download the app if it was recommended by my GP or asthma nurse in a letter | 76 | 1 | 23 |
| I would download the app if it was recommended by friend or family member | 79 | 5 | 14 |
| I would download the app if it was advertised by the NHS | 67 | 5 | 29 |
| I would download the app if it was recommended by people in a magazine, digital media such as YouTube or Twitter or Facebook etc. | 51 | 19 | 30 |
| I would download the app if it was introduced for a research study and I wanted to help the research | 90 | 1 | 7 |
| I would download the app if it was free | 87 | 1 | 11 |
| I would download the app if it was recommended by the review or had a high star ranking in the Apple app store or Google play store | 54 | 12 | 34 |
| I would download the app if it had the functions that I need | 89 | 1 | 8 |