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Table 3 Characterization of unique English videos by category for HON score, DISCERN score and LAM-related content score

From: YouTube-videos for patient education in lymphangioleiomyomatosis?

Video category

Academic institution/Governmental organization

News/media

Independent medical professional

Independent non-medical user

P-value

N = 15

N = 6

N = 5

N = 38

HON score

 Median (range)

3 (2–6)

2 (0–2)

4 (2–6)

2 (0–7)

0.058

Rating according to HON foundation score, n (%)

 Low

5 (33)

6 (100)

1 (20)

22 (58)

0.063b

 Medium

9 (60)

0 (0)

2 (40)

9 (24)

 High

1 (7)

0 (0)

2 (40)

7 (18)

Sum DISCERN score

 Median (range)

30 (15–57)

26 (20–28)

40 (26–48)

28 (15–61)

0.173

Sum LAM-related content score

 Median (range)

9 (0–25)

7 (4–15)

10 (8–13)

6 (0–29)

0.185

  1. HON Health on the Net, SD standard deviation
  2. aNorth America and Australia were grouped and compared to Europe as host continent
  3. bCategory “news/media” was excluded from statistical analysis, as none of the videos were ranked as medium or high