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. 2021 Sep 21;23(9):e21316. doi: 10.2196/21316

Table 3.

Associations between △SFUI (or △EFUI) and △CES-D (or psychosocial factors) from multilevel linear regression models (n=4237).

Dependent variable Independent variable


△Social Function Use Intensity △Entertainment Function Use Intensity


Univariate β (SE) P value Adjusteda β (SE) P value Univariate β (SE) P value Adjusteda β (SE) P value
△CES-Db 0.08 (0.02) <.001 0.07 (0.02) <.001 0.14 (0.04) <.001 0.14 (0.04) <.001
Psychosocial factors









△Friendship quality 0.02 (0.01) .006 0.02 (0.01) .004 0.02 (0.01) .22 0.02 (0.02) .06

△Perceived family support 0.03 (0.01) .003 0.03 (0.01) .002 0.15 (0.02) <.001 0.15 (0.02) <.001

△Perceived friend support 0.18 (0.02) <.001 0.18 (0.02) <.001 0.32 (0.05) <.001 0.32 (0.05) <.001

△Father–adolescent conflict 0.02 (0.01) .08 0.02 (0.01) .12 0.02 (0.03) .56 0.01 (0.03) .71

△Mother–adolescent conflict 0.04 (0.02) .004 0.04 (0.02) .006 0.06 (0.03) .06 0.06 (0.03) .10

△Social nonconfidence 0.04 (0.01) <.001 0.04 (0.01) <.001 0.12 (0.02) <.001 0.12 (0.02) <.001

aModels were adjusted by grade, academic performance, and perceived study pressure.

bCES-D: Center for Epidemiological Studies–Depression scale.