Table 1.

Characteristics of the study participants (N = 1512).

	Mean and (±SD) or n (%)
Age (years)	15.51 (±2.75)
Gender (Males)	853 (56.4%)
Father’s educational years	6.33 (±3.55)
Mother’s educational years	7.68 (±3.86)
Average time spent playing Internet game during weekend (minutes/day)	68.12 (±39.83)
Internet Gaming Disorder Scale-Short Form	19.07 (±7.31)
Depression	7.24 (±4.93)
Anxiety	8.46 (±5.64)
Stress	6.87 (±5.11)
PedsQLTM 4.0 SF15 (adolescent report)	74.38 (±19.30)
PedsQLTM 4.0 SF15 (parent report)	69.61 (±20.84)
Insomnia Severity Index	9.94 (±5.59)