Table 1.
Characteristics of COVID-19 vaccine–related YouTube videos included in the study.
| Characteristics | Values | |
| Country of origin, n (%) | ||
|
|
United States | 34 (75) |
|
|
United Kingdom | 6 (13) |
|
|
Canada | 3 (6) |
|
|
Germany | 2 (4) |
|
|
Australia | 1 (2) |
|
|
Switzerland | 1 (2) |
| Channel type, n (%) |
|
|
|
|
Educational (nonmedical) | 10 (21) |
|
|
Educational (medical) | 6 (13) |
|
|
Independent users | 5 (10) |
|
|
Internet media | 10 (21) |
|
|
News agencies | 13 (27) |
|
|
Nonprofit or medical organizations | 4 (8) |
| Video duration (minutes), median (IQR) | 9:18 (4:42-11:51) | |
| Video age (days since upload), median (IQR) | 54 (19-191) | |
| Engagement, median (IQR) |
|
|
|
|
Views | 236,064 (152,082-596,234) |
|
|
Views per day since upload | 6364 (3031-11,717) |
|
|
Likes | 5600 (2300-9200) |
|
|
Dislikes | 545 (236-1200) |
|
|
Likes:dislikes ratio | 14.3 (3-24) |
|
|
Comments | 1891 (1059-3424) |