Bivariate comparisons between recovery at 1 year and sociodemographic, psychopathological and eating disorder characteristics
| Characteristic | Mean ± SD or n (%) | p value | |
|---|---|---|---|
| No recovery at 1 year | Recovery at 1 year | ||
| Structured interview | |||
| Female sex | 142 (96) | 37 (97) | > 0.99 |
| Age, yr | 26.8 ± 9.9 | 25.3 ± 10.0 | 0.41 |
| Marital status: living as a couple | 36 (24) | 8 (2) | 0.67 |
| Work status: in job | 56 (38) | 9 (24) | 0.24 |
| Work status: student | 63 (43) | 21 (55) | 0.24 |
| Past or current comorbidities (MINI) | |||
| Mood disorders* | 129 (87) | 30 (81) | 0.34 |
| Risk of suicide | 96 (65) | 18 (47) | 0.048 |
| Anxiety disorders | 113 (76) | 23 (60) | 0.0497 |
| Alcohol or substance use disorders | 33 (22) | 9 (24) | 0.85 |
| UPPS-P Impulsivity Behaviour Scale | |||
| Negative urgency | 10.9 ± 2.9 | 9.9 ± 3.3 | 0.01 |
| Positive urgency | 10.7 ± 2.8 | 11.3 ± 2.8 | 0.19 |
| Lack of premeditation | 8.2 ± 2.7 | 7.6 ± 3.0 | 0.28 |
| Lack of perseverance | 8.2 ± 2.8 | 7.2 ± 2.5 | 0.04 |
| Sensation seeking | 10.0 ± 3.0 | 10.1 ± 3.6 | 0.94 |
| History of abuse (EVE) | 48 (32) | 15 (39) | 0.41 |
| Type of eating disorder (MINI) | |||
| Bulimia nervosa | 82 (55) | 19 (50) | 0.02 |
| Anorexia nervosa binge-eating/purging type | 46 (31) | 7 (18) | 0.02 |
| Binge-eating disorder | 20 (14) | 12 (32) | 0.02 |
| Structured interview | |||
| Age at onset of problem eating | 16.4 ± 5.9 | 16.1 ± 7.0 | 0.80 |
| Eating disorder duration | 10.4 ± 9.4 | 9.2 ± 9.6 | 0.49 |
| Current BMI† | 21.0 ± 6.0 | 23.5 ± 5.7 | 0.02 |
| Associated behaviours | |||
| Vomiting | 96 (65) | 16 (43) | 0.01 |
| Physical hyperactivity | 50 (34) | 5 (13) | 0.01 |
| Use of laxatives or enema | 21 (14) | 2 (5) | 0.17 |
| Nonsuicidal self-injury | 17 (11) | 3 (8) | 0.77 |
| Use of appetite suppressants | 15 (10) | 2 (5) | 0.53 |
| Potomania | 11 (7) | 3 (8) | > 0.99 |
BMI = body mass index; EVE = French life event questionnaire; MINI = MINI International Neuropsychiatric Interview; SD = standard deviation; UPPS-P = Urgency, Premeditation (lack of), Perseverance (lack of), Sensation Seeking, Positive Urgency Impulsive Behavior Scale.
↵* Data missing for 1 participant.
↵† Data missing for 6 participants.