Table 2 Exploratory Factor Analysis (N = 468)

Coping strategy

 39. Complains of injustice when he/she loses

.79

.67

 40. Suspects the therapist of foul play when he/she loses

.74

.61

 38. Tries to invalidate the game by saying it was a “practice round” when he/she loses

.73

.57

 27. Flips the board and throws the cards or game tools when he/she loses

.72

.58

 37. Blames the win or loss on external factors

.69

.59

 25. Cries or gets angry when he/she loses in the game a few times because he/she is unable to withstand the loss

.60

.52

Cognitive strategy

 1. Can appropriately use the strategies needed to win

.78

.71

 4. Remembers the game rules well

.78

.69

 6. Verbally explains the rules of the game appropriately so that the therapist can understand them

.74

.61

 3. Moves his/her piece by predicting the therapist’s next behavior

.72

.69

 2. Displays flexibility in changing strategy depending on the situation

.69

.66

 5. Is not distracted by surrounding stimuli and concentrates on the game

.64

.51

Ego restriction

 32. Says, “I won’t play,” and refuses to begin when listening to the game rules explained and they sound a bit complicated and difficult

.83

.79

 31. Does not choose games that have slightly complicated rules

.83

.77

 33. Stops playing after a bit for games with slightly complicated rules

.81

.79

 30. Tries to play alone for games he/she is not good at and with the therapist for games he/she is good at

.57

.48

 Interpersonal functioning

 51. Causes therapist to feel that he/she is interacting with the child when playing games with him/her

.82

.69

 50. Can appropriately ask the therapist for help when necessary

.69

.50

 53. Enjoys playing games with the therapist

.64

.52

 54. Is receptive to the therapist’s feedback when playing the game

.60

.58

Frustration tolerance

 14. Expresses tension as a behavior when he/she seems to be losing

.72

.59

 16. Expresses excessive frustration in the style of having lost everything when he/she loses even once

.66

.59

 21. Waits patiently for the therapist without prodding when the therapist spends a bit of time thinking during his/her turn

.52

.51

 8. Does not stop playing and finishes the game even if he/she seems to be losing

.50

.49

Eigenvalue

6.67

3.20

2.05

1.62

1.14

–

Explained variance %

27.80

13.34

8.55

6.76

4.75

–

Cumulative explained variance %

27.80

41.14

6.76

56.46

61.21

–