Table 1 Sample characteristics

Sex, No. girls (%)

2445 (50.8)

Age at Cyberball in years, mean (SD)

9.80 (0.34)

Education of the mother, No. university (%)

1282 (26.6)

Non-verbal IQ, mean (SD)

101.70 (14.97)

Parental national origin, No. (%)

 Dutch

2856 (59.3)

 non-Dutch, Western

433 (9.0)

 non-Dutch, non-Western

1524 (31.7)

Facial expressions – Total negative emotion, mean AUC/10 s, mean (SD)

13.35 (17.29)

Facial expressions – Total negative emotion, log transformed mean AUC/10 s, mean (SD)

1.46 (0.18)

Facial expressions – Sadness, mean AUC/10 s, mean (SD)

5.28 (8.88)

Facial expressions – Sadness, log transformed mean AUC/10 s, mean (SD)

1.56 (0.15)

Facial expressions – Anger, mean AUC/10 s, mean (SD)

6.32 (11.94)

Facial expressions – Anger, log transformed mean AUC/10 s, mean (SD)

1.24 (0.20)

Facial expressions – Contempt, mean AUC/10 s, mean (SD)

6.32 (11.94)

Facial expressions – Contempt, any contempt No. yes (%)

1228 (25.5)

Questionnaire – Negative feelings during the game, mean (SD)

2.85 (0.84)

Questionnaire – Negative feelings after the game, mean (SD)

1.57 (0.45)

Internalizing problem score, mean (SD)

5.5 (5.7)

Externalizing problem score, mean (SD)

4.1 (5.1)