Table 1

Participant characteristics at baseline (n = 186)

CharacteristicMean ± SD or n (%)
Structured interview
 Female sex179 (96)
 Age, yr26.5 ± 9.9
 Marital status: living as a couple44 (24)
 Work status: in job65 (35)
 Work status: student84 (45)
Past or current comorbidities (MINI)
 Mood disorders*159 (86)
 Risk of suicide114 (61)
 Anxiety disorders136 (73)
 Alcohol or substance use disorders42 (23)
UPPS-P Impulsivity Behaviour Scale
 Negative urgency10.7 ± 3.0
 Positive urgency10.8 ± 2.8
 Lack of premeditation8.0 ± 2.8
 Lack of perseverance8.0 ± 2.8
 Sensation seeking10.0 ± 3.1
History of abuse (EVE)63 (34)
Type of eating disorder (MINI)
 Bulimia nervosa101 (54)
 Anorexia nervosa binge-eating/purging type53 (29)
 Binge-eating disorder32 (17)
Recovery at 1 year38 (20)
Structured interview
 Age at onset of problem eating16.3 ± 6.1
 Eating disorder duration10.1 ± 9.5
 Current BMI21.5 ± 6.0
 Associated behaviours
  Vomiting112 (60)
  Physical hyperactivity55 (30)
  Use of laxatives or enema23 (12)
  Nonsuicidal self-injury20 (11)
  Use of appetite suppressants17 (9)
  Potomania14 (8)
  • 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.