Table 6.
System Usability Comparison and System Usability Scale of with Screen System†
| Items | Mean | SD |
| Q1 | 4.7 | 0.7 |
| Q2 | 4.3 | 1.0 |
| Q3 | 4.1 | 1.0 |
| Q4 | 4.4 | 1.0 |
† 1: strongly disagree – 5: strongly agree
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