Table 1 Rotating Component Matrix

5. I’ve tried to reduce the amount of time I spend playing online games, but it doesn’t work

.86

3. Because of playing online games, I am less interested in other activities than before (e.g. meeting friends offline, spending time with my parents)

.84

9. I feel like I can’t control the time I spend playing online games

.82

1.My interests have changed as a result of playing online games (e.g., I used to love sports, but now I love online games related activities)

.79

7. I actually spend more time on online games than I promise others

.76

2. I will lie to my family or teachers to cover up the real time I spend playing online games

.74

10. I risk losing important friendships or family relationships to play online games (e.g., reducing contact with friends or being ostracized by friends for frequent online games, conflicting with parents over excessive use of online games)

.88

17. Because of my frequent online games, real-life friends have gradually reduced contact with me

.86

8. Because I play online games frequently, I get into trouble at school (e.g. declining academic performance and lack of success in class)

.84

13. I’ll ignore what I’m supposed to do because I’m online (e.g., I was planning to do my homework, but I’m postponing it because I’m playing online games)

.83

16. My family will complain to me because I have played online games longer than they expected

.80

11. I get impatient and even angry when someone disturbs me to play online games

.89

4. I need to keep breaking records (or passing) to get the excitement I want (or want to be a master or a strong player in the game)

.84

12. When I didn’t break the record (or didn’t pass), I thought I’d make it next time

.72

14. When I can’t play online games, I get irritable or unhappy

.71

18. When I can’t play online games, I get anxious and pressured

.63

15. I’ll plan the time or content of the next game

.59

6. Even when I’m not playing online games, game-related content comes to my mind

.52