Problematic Smartphone Use and Social Media Fatigue: The Mediating Role of Self-Control

Figures & data

Table 1 Descriptive Statistics of MPPU, SC, and Dimensions/Total of SMF

Variable	M	SD	Skewness	Kurtosis
MPPU	34.41	15.66	0.530	−0.347
SC	114.75	21.56	−0.105	−0.157
SMF-C	14.42	7.75	0.552	−0.680
SMF-B	21.00	7.92	−0.216	−0.856
SMF-E	14.47	6.82	0.595	−0.243
SMF-O	49.90	17.49	0.084	−0.617

Abbreviations: MPPU, mobile phone problematic use; SC, self-control; SMF-C, cognitive dimension of social media fatigue; SMF-B, behavioral dimension of social media fatigue; SMF-E, emotional dimension of social media fatigue; SMF-O, overall social media fatigue.

Table 2 Correlations Between MPPU, SC, and Dimensions/Total of SMF

	MPPU	SC	SMF-C	SMF-B	SMF-E	SMF-O
MPPU	1
SC	−0.40***	1
SMF-C	0.39***	−0.37***	1
SMF-B	0.16*	−0.19**	0.34***	1
SMF-E	0.25***	−0.29***	0.48***	0.40***	1
SMF-O	0.34***	−0.36***	0.79***	0.76***	0.78***	1

Notes: *p < 0.05; **p < 0.01; ***p < 0.001.

Abbreviations: MPPU, mobile phone problematic use; SC, self-control; SMF-C, cognitive dimension of social media fatigue; SMF-B, behavioral dimension of social media fatigue; SMF-E, emotional dimension of social media fatigue; SMF-O, overall social media fatigue.

Figure 1 Theoretical model of the role of self-control in the relationship between mobile phone problematic use and cognitive, behavioral, emotional, and overall social media fatigue. *p < 0.05; ***p < 0.001.

Abbreviation: ni, nonsignificant.

Table 3 Role of Self-Control in the Relationship Between Mobile Phone Problematic Use and Cognitive, Behavioral, Emotional, and Overall Social Media Fatigue

	a Path	b Path	c Path	c’ Path	Indirect Effect	B(SE)	Lower CI	Upper CI
MPPU → SC → CF	−0.55***	−0.09***	0.19***	0.13***	0.0539	0.0169	0.0219	0.0878
MPPU → SC → BF	−0.55***	−0.05(ni)	0.08**	0.05(ni)	0.0294	0.0173	−0.0027	0.0682
MPPU → SC → EF	−0.55***	−0.07**	0.11***	0.07*	0.0389	0.0138	0.0116	0.0665
MPPU → SC → OF	−0.55***	−0.22***	0.38***	0.26***	0.1231	0.0377	0.0518	0.2011

Notes: *p < 0.05; **p < 0.01; ***p < 0.001.

Abbreviations: ni, nonsignificant; MPPU, mobile phone problematic use; SC, self-control; CF, cognitive fatigue; BF, behavioral fatigue; EF, emotional fatigue; OF, overall fatigue.