The inhaler score. The score was made by observation by an experienced clinician instructed to utilise the whole scale and to treat the division between a score of 5 and 6 as the threshold for an adequate technique
| Typical errors observed | Inhaler score |
|---|---|
| A perfect technique | 10 |
| Breath hold <5 seconds | 9 |
| No breath hold | 8 |
| Actuate inhaler slightly late in inspiration | 7 |
| Actuate late but well before full inspiration | 6 |
| Actuate too late/too early | 5 |
| Poor inspiratory effort with late/early actuation | 4 |
| Very poor coordination of inspiration/actuation | 3 |
| Failure to actuate or no inspiration | 2 |
| Little idea how to use inhaler | 1 |
| No idea what to do with the inhaler | 0 |