Figure 1.

Schematic illustration of the model used to test hypotheses of the present study. Hypothesis 1a (H1a): Sociodemographic and clinical characteristics contribute to altered body mass index in patients with EDs. Hypothesis 1b (H1b): Sociodemographic and clinical characteristics contribute to depression in patients with EDs. Hypotheses 1c, d, e (H1c,d,e): Sociodemographic and clinical characteristics contribute to internet addiction, Facebook addiction, and smoking in patients with EDs. Hypothesis 2 (H2): Altered body mass index contributes to depression in patients with EDs. Hypothesis 3 (H3): Depression contributes to altered body mass index in patients with EDs. Hypotheses 4a, b, c (H4a,b,c): Altered body mass index contributes to internet addiction, Facebook addiction, and smoking in patients with EDs. Hypothesis 5a, b, c (H5a,b,c): Depression contributes to internet addiction, Facebook addiction, and smoking in patients with EDs.