Table 3.
Adjusted odds ratios (aORs) of the prevalence (%) of comorbidities of four psychopathologiesa in the groups with mild, moderate, and severe internet addiction (IA).
| Number of comorbidities | Prevalence (95%CI) | aORb (95%CI) | P value | |
| ≥1 |
|
|
|
|
|
|
No IA | (3.76-4.35) | 1 |
|
|
|
Mild IA | 11.73 (11.15-12.30) | 3.05 (2.78-3.35) | <.001 |
|
|
Moderate IA | 36.89 (34.78-39.01) | 13.04 (11.57-14.69) | <.001 |
|
|
Severe IA | 68.25 (56.44-80.07) | 48.00 (27.89-82.62) | <.001 |
| ≥2 |
|
|
|
|
|
|
No IA | 0.41 (0.32-0.50) | 1 |
|
|
|
Mild IA | 2.02 (1.76-2.27) | 4.84 (3.72-6.31) | <.001 |
|
|
Moderate IA | 13.98 (12.46-15.50) | 36.68 (28.14-47.82) | <.001 |
|
|
Severe IA | 36.51 (24.29-48.73) | 127.94 (72.51-225.73) | <.001 |
| ≥3 |
|
|
|
|
|
|
No IA | 0.09 (0.04-0.13) | 1 |
|
|
|
Mild IA | 0.26 (0.17-0.35) | 2.96 (1.60-5.49) | .001 |
|
|
Moderate IA | 3.74 (2.91-4.58) | 42.84 (24.48-74.96) | <.001 |
|
|
Severe IA | 15.87 (6.60-25.15) | 202.08 (86.50-472.09) | <.001 |
aThe four psychopathologies are: high somatic symptom severity, clinically significant depression, psychoticism, and paranoid ideation.
baOR: Adjusted odds ratio based on binary logistic regression analysis controlling for age, gender, and year of survey groups.