Table 4.
Participant comparisons based on average Problematic Internet Use Short Form 6 scores.
| Characteristics | Average PIU-SF-6a <15 | Average PIU-SF-6 ≥15 | P value |
| Age (years), mean (SD) | 16.4 (2.5) | 15.7 (1.8) | .27 |
| Female/male, n (%) | 37/21 (63.8/36.2) | 9/2 (81.8/18.2) | .31 |
| Minority youth, n (%) | 28 (48.3) | 6 (54.5) | .75 |
| Preexisting anxiety disorder diagnosis, n (%) | 36 (62.1) | 6 (54.5) | .74 |
| Preexisting depressive disorder diagnosis, n (%) | 38 (65.5) | 7 (63.6) | .99 |
| Average PHQ-8b ≥10, n (%) | 16 (28.6) | 8 (80.0) | .003 |
| Average GAD-7c ≥10, n (%) | 7 (12.5) | 6 (60.0) | .003 |
| Average daily screen time, mean (SD) | 359.2 (166.5) | 424.1 (152.8) | .12 |
| Average daily social media time, mean (SD) | 146.5 (83.1) | 188.8 (91.3) | .19 |
aPIU-SF-6: Problematic Internet Use Short Form 6.
bPHQ-8: 8-item Patient Health Questionnaire.
cGAD-7: 7-item General Anxiety Disorder.