Level 1 coding/content

Number/times of mention

Level 2 coding/content

Respect for others

7/7

psychological changes

Understand the etiquette

6/7

Reduced loneliness

5/5

Anti-frustration ability increased

12/12

Body Shape change

4/5

physical changes

Smile increases

8/9

Physical fitness enhancement

13/14

Lovers feel more secure

1/3

evaluation of changes,

Positive social evaluation

4/4

Equal social status

5/6

communication changes

Increased social trust

3/5

Feelings of inferiority decrease

4/7

Bonus reward

11/15

future financial security

Fixed wage protection

9/13

Expand employment channels

5/7

future career basis

Improved self-care ability

8/10