Table 2.

Results of the principal component analysis based on the mothers’ reports.

	Interaction restrictions	Monitoring SN use	Access restrictions	Technical mediation	Superv./co-use	Interpr. mediation
Logging in to child’s profile to read messages	–.035	.878	–.007	–.011	–.067	–.068
Checking child’s SN page	.020	.755	.092	–.005	.079	.074
Checking added contacts to child’s SN	.072	.871	.021	–.005	.041	.024
Watching when the child uses the I	.062	.016	.045	.032	.809	–.014
Helping the child using the I	–.061	.111	–.096	.017	.783	.016
Being around when the child uses the I	.080	–.113	.222	–.086	.730	–.002
Software to limit I access in time	–.067	–.060	.155	.767	–.043	.048
Software to block access to certain websites	.116	.042	–.077	.799	.022	–.039
Discussed that not everything online is true	–.041	.016	–.089	.104	.124	.690
Discussed the potential dangers of the I	.054	–.008	.075	–.094	–.126	.809
Rules – the time the child can spend online	–.020	–.006	.743	.066	.115	.013
Rules – times of the day the child can be online	–.043	.105	.822	.058	–.043	–.028
Rules – the use of the I in the bedroom	.140	.017	.764	–.039	.046	.010
Rules – the pictures the child can post online	.792	–0.31	.154	–.045	–.033	.003
Rules – the information the child can share	.820	–.012	.024	–.023	.011	.010
Rules – with whom the child can chat	.863	.019	–.082	.100	.014	–.012
Rules – who the child can add to SN	.834	.072	–.065	.014	.034	.016
Explained variance (R2)	27.23%	10.52%	9.65%	7.36%	7.13%	6.13%

SN = social network; I = internet; Superv. = supervision; Interpret. = interpretative.