Table 1.
Analyses of video characteristics by usefulness category. a
| Characteristics | Informative | Personal experience | News update | P |
|---|---|---|---|---|
| Number of videos | 45 | 15 | 16 | |
| Audience interaction parameters | ||||
| Number of views | 11 483 ± 49 749 | 1199 ± 2083 | 83 517 ± 223 475 | 0.053 |
| Video length (min) | 5.50 ± 3.52 | 3.44 ± 3.06 | 3.34 ± 0.21 | 0.001 |
| Duration on YouTube (days) | 38.7 ± 13.1 | 32.2 ± 13.5 | 24.1 ± 11.9 | 0.607 |
| Views per day | 119.7 ± 521.2 | 34.4 ± 49.2 | 2450.9 ± 5509.3 | 0.002 |
| Likes | 856.9 ± 5510.9 | 44.0 ± 100.3 | 108.4 ± 159.0 | 0.539 |
| Dislikes | 1.7 ± 7.0 | 2.9 ± 6.9 | 30.5 ± 87.9 | 0.078 |
| Comments | 18.8 ± 85.5 | 5.4 ± 14.4 | 76.9 ± 175.9 | 0.388 |
| DISCERN score | 2.9 ± 1.0 | 1.6 ± 0.9 | 1.9 ± 0.9 | 0.001 |
| Source of upload | 0.001 | |||
| News agencies | 9 (20.0) | — | 11 (68.7) | |
| Academic hospitals | 1 (2.2) | — | — | |
| Government | 1 (2.2) | — | 2 (12.5) | |
| Individual physicians | 33 (73.3) | 1 (6.7) | 2 (12.5) | |
| Patient/individual | 1 (2.2) | 14 (93.4) | 1 (6.2) | |
| Target audience | 0.595 | |||
| For doctors and healthcare providers | 3 (6.7) | — | 1 (6.2) | |
| For patients | 42 (93.3) | 15 (100.0) | 15 (93.7) | |
Values of P<0.05 were considered significant and are marked in bold.
a
Values are given as number (percentage) or mean ± standard deviation.