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Summary statistics of the System Usability Scale scores for question 21 (N=65).
| Continue to use the wearable device? | Participants, n (%) | Values, mean (SD) | t test (df) | P value |
| Yes, I would like to | 42 (65) | 71.8 (17.08) | −2.92 (63) | .005 |
| No, I am not interested | 23 (35) | 58.7 (17.64) | −2.92 (63) | .005 |
