Table 4 Self-rated knowledge and confidence level
From: Mobile device: a useful tool to teach inhaler devices to healthcare professionals
| Control group | Mobile app group | z | P value | |
|---|---|---|---|---|
| Knowledge level | 4.33 (0.68) | 4.73 (0.42) | −3.056 | < 0.01 |
| Confidence level (overall) | 3.95 (0.75) | 3.98 (0.73) | −0.184 | 0.85 |