Table 4.
The associations between the number of sub-types of sibling bullying involvement and depression and anxiety [Adjusted OR (95% CI)].
| Number of sub-types of sibling bullying involvement | |||||
|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | Linear trend | |
| Victimization (N = 5926) | 4691 | 1025 | 150 | 60 | |
| Depression (%yes) | 17.7 | 25.4 | 36.0 | 48.3 | |
| Depression | 1.00 | 1.54 (1.28-1.85)*** | 1.86 (1.26-2.76)** | 3.77 (2.10-6.77)*** | 1.49 (1.32-1.68)*** |
| Anxiety (%yes) | 12.6 | 19.8 | 36.0 | 43.3 | |
| Anxiety | 1.00 | 1.65 (1.35-2.02)*** | 2.80 (1.88-4.17)*** | 4.90 (2.72-8.84)*** | 1.68 (1.48-1.90)*** |
| Perpetration (N = 5926) | 4696 | 1084 | 111 | 35 | |
| Depression (%yes) | 17.9 | 25.7 | 28.8 | 51.4 | |
| Depression | 1.00 | 1.56 (1.30-1.86)*** | 1.62 (1.03-2.55)* | 2.89 (1.37-6.11)** | 1.44 (1.26-1.64)*** |
| Anxiety (%yes) | 12.8 | 20.6 | 28.8 | 57.1 | |
| Anxiety | 1.00 | 1.61 (1.33-1.96)*** | 2.28 (1.44-3.61)*** | 5.79 (2.73-12.26)*** | 1.63 (1.42-1.87)*** |
Significant confounding variables:
Depression (Victimization/Perpetration) = male gender, older age, living in a one-parent family, parental conflict, parental abuse, and peer bullying.
Anxiety (Victimization/Perpetration) = male gender, older age, living in a one-parent family, maternal education with college or more, parental conflict, parental abuse, and peer bullying.
*p < 0.05, **p < 0.01, ***p < 0.001