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Table 1 Structural analysis of probiotic-related videos on the four video-sharing platforms

From: Status quo of the public’s knowledge of probiotics based on video-sharing platforms

 

Total

Tik-Tok

Bilibili

Weibo

YouTube

P value

Number

400

100

100

100

100

 

Authorship

 Experts

202

55

42

70

35

 < 0.001

 Institutions

37

1

5

5

26

 Amateurs

161

44

53

25

39

 Video time (s)

129 (59.3,257.8)

186.5 (99.0,298.5)

67.0 (49.8,103.0)

77.5 (42.8,112.0)

326 (218.5,511.8)

 < 0.001

Content category

 Introduction

57

12

17

10

18

 < 0.001

 Function

120

21

50

10

39

 Choose

81

19

5

45

12

 Usage

71

21

12

19

19

 Food/Products

44

14

12

11

7

 Precaution

27

13

4

5

5

Producers’ Attitude

 Positive

323

65

86

77

95

 < 0.001

 Neutral

52

22

8

17

5

 Negative

25

13

6

6

0

Audience’ Attitude

 Positive (%)

7.2 (3.6,12.5)

7.6 (4.2,11.2)

10.9 (5.5,20.6)

20.0 (10.0,24.7)

3.9 (2.2,6.5)

 < 0.001

 Negative (%)

1.8 (1.1,4.9)

1.5 (0.9,3.4)

6.6 (2.4,14.6)

22.2 (16.7,36.1)

1.3 (0.8,2.3)

 < 0.001

aGQS score

3 (2,4)

3 (2,3)

3 (2,4)

3 (2, 3.3)

3 (2,4)

 < 0.001

 Usage score

1 (0,2)

1 (1,2)

1 (1,2)

0 (0,1)

1 (0,2)

 < 0.001

 Reliable score

2 (1,3)

1 (1,1)

2 (2,3)

1 (1,2)

3 (2,4)

 < 0.001

  1. aGQS Global quality scale