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Patient Self-Confidence and Usability of HeartMapp.
| Descriptors for measures | Mean (SD) |
| Ease of using the HeartMapp | 24.86 (4.02) |
| Accuracy of contents of HeartMapp | 19.43 (4.50) |
| Use and design of the HeartMapp | 17.86 (2.67) |
| Problem-solving feature of HeartMapp | 15.57 (6.24) |
| Self-confidence in using the HeartMapp | 18.00 (15.74) |
