Table 6.

Main and interaction effects of depressive symptoms at follow-up in relation to pornography consumption (adjusted R² = 0.122) analyzed with a general linear model and complementary statistics in a Poisson regression.

Item	F	Pa	Eta-square	Chi-square	Pa
1. Sex	7.28	0.007	0.016	27.863	<0.001
2. Ethnic background		ns	0.001	9.175	0.002
3. Household		ns	0.005	5.868	0.015
4. Father’s occupational status		ns	0.001	6.485	0.011
5. Mother’s occupational status		ns	0.002	1.246	0.264
6. Pornography consumption at baseline	12.10	0.001	0.027	12.589	0.050
1 × 2	5.33	0.02	0.012	0.143	0.706
1 × 5	5.58	0.02	0.013	4.907	0.027
1 × 6	12.46	<0.001	0.027	11.447	0.022
2 × 6	5.08	0.02	0.011	18.516	0.001
3 × 4	4.31	0.01	0.019	24.290	<0.001
3 × 5	2.85	0.05	0.013	6.786	0.009

^aSignificance: P < 0.05 main effects, P < 0.1 interaction effects.

ns: non-significant.