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Table 5 Detailed characteristics of videos based on usefulness (median [quartile range])

From: YouTube™ as a source of information on food poisoning

 

Slightly useful

(n = 38)

Useful

(n = 97)

Very useful

(n = 25)

H

P

Likes

5.0 (0.8,34.3)

10.0 (1.5,92.0)

14.0 (0.0,203.5)

1.451

0.484

Dislikes

0.5 (0.0,5.0)

1.0 (0.0,12.0)

0.0 (0.0,9.0)

1.968

0.374

Posted days

1158.0 (715.8,1844.5)

1378.0 (559.0,2019.0)

707.0 (275.0,1268.0)

6.300

0.043*

Duration (minutes)

2.0 (1.0,5.0)

4.0 (2.0,8.5)

7.0 (4.0,18.5)

21.248

< 0.001*

Views

2007.5 (684.8,10202.5)

5560.0 (975.5,19374.0)

1767.0 (228.5,39970.5)

3.348

0.187

Views/day

2.3 (0.3,13.2)

4.7 (0.7,20.4)

2.8 (0.4,43.5)

1.507

0.471

Total duration (minutes [%])

134 (11.22%)

739 (61.89%)

321 (26.88%)

Total views (n [%])

398259 (4.85%)

6886005 (83.86%)

926937 (11.29%)

Category

   

 Education

14

35

17

  

 Entertainment

4

8

0

  

 News & Politics

9

24

2

  

 People & Blogs

11

30

6

  
  1. *statistically significant