From: Relationship between internet addiction and sleep disturbance in high school students: a cross-sectional study
Gender
YDQ score
n
Sleep disturbance
%
95% CI
Boys
≤ 2
1776
38.6
36.3–40.9
3–4
610
57.7
53.8–61.6
≥ 5
249
70.3
64.6–76.0
Girls
1501
44.5
42.0–47.0
739
63.9
60.4–67.4
389
78.4
74.3–82.5