Table 1.
Descriptive statistics of YouTube videos about vaccines in the Italian language in 2017 and 2018, respectively and p-value of t.test comparisons
| Variable | 2017 (N = 1898) | 2018 (N = 822) | p-value | ||
|---|---|---|---|---|---|
| Number of videos | Mean ± SD | Number of videos | Mean ± SD | ||
| Duration (min) | 1885 | 503.40 ± 693.70 | 811 | 404.66 ± 586.18 | 0.278 |
| View count | 1891 | 2621.68 ± 19,243.40 | 820 | 1599.40 ± 9233.13 | 0.633 |
| Number of Like | 1799 | 69.24 ± 622.43 | 787 | 85.27 ± 598.93 | 0.853 |
| Number of Dislike | 1799 | 7.21 ± 31.38 | 786 | 6.21 ± 37.04 | 0.837 |
| Comment count | 1720 | 17.32 ± 80.89 | 822 | 18.41 ± 106.30 | 0.935 |