Table 6 Better–Worse Index.

From: Demand and satisfaction analysis of short health videos among Chinese urban youth: A mixed-methods study based on the KANO model

Number

Short health video theme

Better

Worse

1

Health science popularization

0.49

−0.62

2

Exercise and fitness

0.36

−0.71

3

Lose weight and fat

0.35

−0.84

4

Family dietotherapy

0.59

−0.31

5

Drink tea

0.70

−0.43

6

Dispel dampness

0.35

−0.30

7

Sleep well

0.41

−0.65

8

Traditional Chinese medicine culture

0.74

−0.40

9

Secrets of longevity

0.21

−0.20

10

Cancer knowledge

0.29

−0.19

11

Replenish Qi and blood

0.33

−0.31

12

Invigorate the spleen and stomach

0.55

−0.26

13

Tonifying kidneys

0.22

−0.14

14

Soften blood vessels

0.18

−0.10

15

Protect the heart

0.39

−0.19

16

Intestinal protection

0.56

−0.30

19

Popular news

0.50

−0.83

21

Food safety

0.68

−0.57

  1. Guided by the KANO model, the more the reverse attributes (17. refute a rumor, 18. epidemic prevention and control, 20. authoritative views) are provided, the more they lead to user dissatisfaction. Therefore, reverse attributes are classified as items not to be provided, eliminating the need for Better–Worse analysis.
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