Table 3.
Comparison of the analyzed videos according to their quality stratification
| High quality | Moderate quality | Low quality | P | |
|---|---|---|---|---|
| 58 (39.5%) | 30 (20.4%) | 59 (40.1%) | ||
| Video metrics | ||||
| Days on YouTube | 1546 (831.25–2609) | 2401 (828.25–3006) | 3229 (2312–3229) | < 0.001* |
| Number of views | 3682 (880.75–18,351.50) | 7420 (1376.50–16,865.75) | 2744 (1468–6938) | 0.043* |
| Number of views per day | 3.63 (0.99–9.66) | 3.22 (0.65–9.18) | 1.08 (0.57–2.46) | < 0.001* |
| Number of likes | 33 (13–172.25) | 21 (6.25–69.50) | 5 (3–10) | < 0.001* |
| Number of dislikes | 2 (2–4.25) | 1.5 (0.75–4) | 1 (0–3) | = 0.219 |
| Number of comments | 1 (1–5) | 1 (1–3.25) | 0 (0–1) | = 0.007* |
| Duration (minutes) | 19.22 (8.42–29.4) | 4.13 (1.30–8.03) | 2.17 (0.42–3.21) | < 0.001* |
| Popularity | ||||
| VPI | 3.34 (0.88–9.29) | 2.66 (0.57–8.81) | 0.85 (0.39–1.53) | < 0.001* |
| Reliability | ||||
| DISCERN | 4.0 (4.0–4.0) | 3.0 (2.0–3.0) | 2.0 (1.0–2.0) | < 0.001* |
Data presented as n (%) or median (interquartile range)
Comparisons between the groups were performed using the Kruskal–Wallis test
*Values of P < 0.05 were accepted as significant and marked in bold
DISCERN, modified DISCERN score; VPI, Video Power Index