Table 2.
Description of the sample and comparison of the patients with “Food Addiction” or “No Food Addiction” (n = 195)—Sociodemographic and Eating Disorder characteristics.
| Entire Sample (N = 195) |
“Food Addiction” (n = 163) |
“No Food Addiction” (n = 32) | p-Value | Statistical Test | |
|---|---|---|---|---|---|
| n (%) or m (sd) | |||||
| Sociodemographic characteristics | |||||
| Age (years) | 23.1 (7.4) | 23.3 (7.8) | 22.1 (5.2) | 0.903 | Wilcoxon |
| Eating disorder characteristics | |||||
| Type of ED | <0.001 | Chi2 | |||
| AN-R | 65 (33.3%) | 40 (24.5%) | 25 (78.1%) | ||
| AN-BP | 33 (16.9%) | 29 (17.8%) | 4 (12.5%) | ||
| BN | 82 (42.1%) | 80 (49.1%) | 2 (6.3%) | ||
| BED | 15 (7.7%) | 14 (8.6%) | 1 (3.1%) | ||
| Recurrent episodes of binge eating (yes) | 114 (58.5%) | 110 (67.5%) | 4 (12.5%) | <0.001 | Chi2 |
| Age of disease onset (years) | 15.9 (5.0) | 15.6 (5.1) | 17.4 (4.0) | 0.006 | Wilcoxon |
| Disease duration (years) | 7.2 (7.6) | 7.6 (7.9) | 4.8 (5.3) | 0.050 | Wilcoxon |
| Severity of ED (MROAS total score) | 6.4 (2.0) | 6.3 (2.0) | 6.9 (1.9) | 0.111 | Student’s t |
| Dimensions associated with ED (EDI-2) | |||||
| Ineffectiveness | 13.4 (7.0) | 14.0 (7.0) | 10.1 (6.0) | 0.004 | Student’s t |
| Interoceptive awareness | 13.6 (6.8) | 14.8 (7.4) | 6.5 (4.7) | <0.001 | Wilcoxon |
| Asceticism | 8.5 (4.5) | 8.9 (4.5) | 6.6 (3.5) | 0.007 | Student’s t |
| Drive for thinness | 15.3 (5.1) | 16.0 (4.4) | 11.6 (6.5) | <0.001 | Wilcoxon |
| Bulimia | 8.2 (6.7) | 9.4 (6.4) | 2.0 (3.4) | <0.001 | Wilcoxon |
| Body dissatisfaction | 18.0 (7.2) | 18.9 (7.0) | 13.3 (6.4) | <0.001 | Student’s t |
| Perfectionism | 7.3 (4.5) | 7.7 (4.4) | 5.0 (3.7) | <0.001 | Student’s t |
| Interpersonal distrust | 7.7 (4.5) | 7.9 (4.7) | 6.7 (3.6) | 0.165 | Student’s t |
| Maturity fears | 7.9 (5.9) | 8.1 (5.9) | 6.8 (6.0) | 0.263 | Student’s t |
| Impulse regulation | 8.4 (6.6) | 9.2 (6.7) | 4.4 (3.8) | <0.001 | Wilcoxon |
| Social insecurity | 9.9 (4.8) | 10.3 (4.8) | 7.6 (4.2) | 0.003 | Student’s t |
%: percentage; m: mean; sd: standard deviation; AN-BP: anorexia nervosa binge-eating/purging type; AN-R: anorexia nervosa restricting type; BED: binge eating disorder; BN: bulimia nervosa; ED: eating disorder; EDI: Eating Disorders Inventory; MROAS: Morgan–Russell Outcome Assessment Schedule; sd: standard deviation; YFAS: Yale Food Addiction Scale.