Knowledge of the environmental impact of inhalers
| Question | Answer | Correct answers, n (%) |
|---|---|---|
| Relative size of carbon footprint of MDIs compared with DPIs | MDI footprint 18 times DPI footprint | 42/102 (41.2) |
| Average proportion of doses left unused in MDIs at disposal | Average 48% of doses left unused in MDI | 18/102 (17.6) |
| Proportion of NHS carbon footprint represented by inhalers | Inhalers represent 4% of NHS carbon footprint | 31/102 (30.4) |
DPIs = dry powder inhalers; MDIs = metered dose inhalers.