Table 5.

Results of multiple linear regression models testing the interaction effect between frequency of use of imaged-based social media and perfectionism on body dysmorphic symptoms (N = 208).

	With adjustment for the main effect variables			With adjustment for the main effect variables age and sex			With adjustment for the main effect variables age, sex, anxiety and depression
	t	β*	R2	t	β*	R2	t	β*	R2
Model 1
Frequency of image-based SMU × self-oriented perfectionism	3.516***	1.074	0.183	3.122**	0.922	0.255	2.458*	0.600	0.502
Model 2
Frequency of image-based SMU × socially-prescribed perfectionism	0.166	−0.064	−0.284	0.258	−0.076	−0.352	0.489	−0.150	−0.837

Outcome variable: BIQ-C total score.

SMU, social media use; β*, Standardised Beta coefficient; **p < 0.01, ***p < 0.001.