TABLE 1.
Baseline characteristics of patients with anorexia nervosa hospitalized in the Nutrition Unit.
| n (%) | Mean (SD) | |
| Total | 36 (100) | – |
| Sex | ||
| Female | 35 (97) | – |
| Age, years | – | 25.3 (7.7) |
| Nadir body weight, kg | – | 33.1 (6.9) |
| Nadir BMI, kg/m2 | – | 12.1 (2.1) |
| Baseline BMI, kg/m2 | 13.1 (2.1) | |
| Severity of AN according to DSM-5 | ||
| Mild (BMI ≥ 17) | 2 (5.6) | |
| Moderate (BMI 16–16.99) | 2 (5.6) | |
| Severe (BMI 15–15.99) | 2 (5.6) | |
| Extreme (BMI < 15) | 30 (83.2) | |
| Disease duration, years | – | 7.5 (6.3) |
| Diagnostic subtype | ||
| Restrictive | 23 (64) | – |
| Binge/Purging | 13 (36) | – |
| Co-morbidity | ||
| None | 29 (81) | – |
| Personality disorder, OCD, Autism spectrum | 7 (19) | – |
| Education, years | – | 12 (2.2) |
| Length of hospital stay, days | – | 41.0 (24.5) |
| Weight gain during admission, kg | – | 3.0 (1.8) |
SD, standard deviation, nadir: Lowest lifetime weight and/or BMI; BMI, Body Mass Index; DSM-5, Diagnostic and Statistical Manual of Mental Disorders fifth edition; OCD, Obsessive Compulsive Disorder.