Items	Facebook (n = 247)		Instagram (n = 631)
	M (SD)	Loadings	M (SD)	Loadings
When I look at other people’s wonderful lifestyles, I compare them to my relatively poor situation.	1.85 (1.34)	.863	2.84 (1.75)	.859
When I look at good thigs that other people have, I compare them to my relatively poor situation.	1.69 (1.23)	.861	2.35 (1.59)	.828
When I look at other people’s good appearances or physical conditions, I compare them to my relatively poor situation.	2.02 (1.42)	.877	2.88 (1.79)	.841
When I look at other people’s hard-working lives, I compare them to my relatively poor situation.	2.07 (1.49)	.848	3.10 (1.87)	.826
When I look at other people’s achievements or successes, I compare them to my relatively poor situation.	2.15 (1.52)	.845	3.07 (1.84)	.824
When I look at other people’s extended interpersonal relationships, I compare them to my relatively poor situation.	1.87 (1.35)	.782	2.49 (1.69)	.798
When I look at other people’s popularities, I compare them to my relatively poor situation.	1.80 (1.33)	.852	2.27 (1.55)	.799
When I look at other people’s happy daily lives, I compare them to my relatively poor situation.	1.76 (1.32)	.874	2.27 (1.55)	.821
Eigenvalue		5.788		5.440
% of Total Variance		72.347		68.005
Cronbach’s α		.94		.93