Table 1.
Participant information.
| AN |
HC |
||||
|---|---|---|---|---|---|
| M | SD | M | SD | p | |
| Age | 22.18 | 5.45 | 22.64 | 3.25 | 0.725 |
| Premorbid IQ | 104.22 | 8.07 | 105.71 | 7.13 | 0.505 |
| BMI | 16.47 | 1.13 | 22.36 | 3.66 | 0.001 |
| Illness duration | 6.89 | 7.28 | – | – | – |
| Age of illness onset | 15.74 | 3.24 | – | – | – |
| EDE-Q restraint | 3.84 | 1.38 | 0.58 | 0.64 | 0.001 |
| EDE-Q eating concern | 3.79 | 1.27 | 0.25 | 0.32 | 0.001 |
| EDE-Q shape concern | 5.02 | 0.92 | 1.15 | 0.86 | 0.001 |
| EDE-Q weight concern | 4.50 | 1.45 | 0.60 | 0.77 | 0.001 |
| EDE-Q global score | 4.29 | 1.15 | 0.65 | 0.54 | 0.001 |
| TAS-20 difficulty | 22.78 | 5.88 | 11.46 | 4.74 | 0.001 |
| identifying feelings | |||||
| TAS-20 difficulty | 17.96 | 3.36 | 10.50 | 4.08 | 0.001 |
| describing feelings | |||||
| TAS-20 externally | 20.39 | 3.39 | 17.33 | 5.29 | 0.023 |
| oriented thinking | |||||
| TAS-20 score | 61.13 | 9.06 | 38.13 | 11.41 | 0.001 |
AN, anorexia nervosa; HC, healthy control; Premorbid IQ, Standardized Wechsler Test of Adult Reading Score; BMI, body mass index; EDE-Q, Eating Disorders Examination Questionnaire; TAS-20, Toronto Alexithymia Scale; Age, age of illness onset and duration illness are reported in years.