Table 4.

Relationship between group participation and participants’ self-protection strategies for professional, voluntary, religious and gender equality groups.

Strategies	Professional	Voluntary	Religious	Gender Equality
Have let privacy settings at default		N(273) ${\chi }^2\left(1\right)$ = 4.166 p = 0.041 ${\varphi }_c$ = 0.124
Do not accept friendship requests from strangers				N(273) ${\chi }^2\left(1\right)$ = 9.079 p = 0.003 ${\varphi }_c$ = −0.182
Do not restrict access to the content I upload	N(273) ${\chi }^2\left(1\right)$ = 4.833 p = 0.028 ${\varphi }_c$ = −0.133
Untag myself from others’ photos		N(273) ${\chi }^2\left(1\right)$ = 6.121 p = 0.013 ${\varphi }_c$ = −0.150		N(273) ${\chi }^2\left(1\right)$ = 3.921 p = 0.048 ${\varphi }_c$ = 0.120
Familiar with the mechanisms provided by the platform to protect myself			N(273) ${\chi }^2\left(1\right)$ = 4.732 p = 0.030 ${\varphi }_c$ = 0.132