From:  Osteochondritis dissecans: analyzing educational content quality and reliability on YouTube

 YouTube video characteristics.

Engagement metricMean ± SD (range)
Views6,537 ± 7,974 (7–40,528)
Likes64.9 ± 115.5 (0–752)
Comments16.0 ± 36.1 (0–211)
View ratio3.51 ± 4.52 (0–28.97)
Video parameters
Duration (seconds)366 ± 298 (14–4,518)
Days since upload2,112 ± 1,275 (69–5,209)
Scoring system
JAMA (0–4)2.28 ± 0.64 (0.62–3.67)
GQS (1–5)2.60 ± 1.36 (0.67–5.00)
OCDSS (0–11)5.02 ± 3.16 (0–10.33)

GQS: Global Quality Score; JAMA: Journal of the American Medical Association; OCDSS: osteochondritis dissecans specific score.