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. Author manuscript; available in PMC: 2021 Dec 1.
Published in final edited form as: Prev Med. 2020 Oct 5;141:106270. doi: 10.1016/j.ypmed.2020.106270

Table 4.

Mixed model analysis with symptoms of social anxiety as the dependent variable, unstructured model with repeated effects of time.

Model 1. No interactions
 Model 2. With interactions
Fixed effects (SE) P 95% CI Standardized effects (SE) Fixed effects (SE) P 95% CI Standardized effects (SE)
Intercept 3.06 (0.08) <0.001 [2.91, 3.21] 0.34 (0.04) 3.02 (0.08) <0.001 [2.85, 3.18] 0.33 (0.04)
Male gender −0.43 (0.03) <0.001 [−0.48, −0.38] −0.56 (0.03) −0.43 (0.03) <0.001 [−0.48, −0.38] −0.57 (0.03)
Family structure −0.07 (0.03) 0.015 [−0.13, −0.01] −0.09 (0.04) −0.07 (0.03) 0.016 [−0.13, −0.01] −0.09 (0.04)
Parental support −0.34 (0.02) <0.001 [−0.37, −0.30] −0.23 (0.01) −0.33 (0.02) <0.001 [−0.27, −0.30] −023 (0.01)
Social media time 0.04 (0.01) <0.001 [0.03, 0.05] 0.09 (0.01) 0.05 (0.01) <0.001 [0.02, 0.07] 0.14 (0.02)
Time 0.07 (0.01) <0.001 [0.05, 0.09] 0.08 (0.01) 0.07 (0.01) <0.001 [0.05, 0.09] 0.07 (0.01)
Time × Social media time 0.01 (0.01) 0.130 [0.00, 0.02] 0.02 (0.01)
Gender × Social media time −0.05 (0.01) <0.001 [−0.07, −0.03] −0.11 (0.02)