Table 1 Descriptive statistics (N = 32)
Variable | Range | n (%) | Mean (SD) |
|---|---|---|---|
ARFID diagnostic subtype | |||
 Sensory sensitivity |  | 15 (46.9) |  |
 Fear of adverse consequences |  | 22 (68.8) |  |
 Low interest/appetite |  | 18 (56.3) |  |
Estimated length of illness (months) | 0–60.0 |  | 6.9 (12.9) |
Time since growth curve deviation (months) | 1.1–104.7 |  | 29.5 (28.0) |
Weight status at admission | |||
 BMI | 8.4–20.3 |  | 15.5 (2.2) |
 %Estimated body weight | 59.0–94.0 |  | 76.0 (7.4) |
Nasogastric tube placed during admission | Â | 8 (25) | Â |
Days with nasogastric tube during admission | 1–44 |  | 14.75 (14.2) |
Psychotropic medication prior to admission | Â | 10 (31.3) | Â |
 Escitalopram |  | 4 (12.5) |  |
 Mirtazapine |  | 1 (3.1) |  |
 Other medication |  | 6 (18.8) |  |
Ask Suicide-Screening Questions (ASQ) | |||
 Negative |  | 22 (68.8) |  |
 Non-acute positive |  | 6 (18.8) |  |
 Positive |  | 0 (0) |  |
 Missing |  | 4 (12.5) |  |
Comorbid psychiatric diagnosis | |||
Generalized anxiety disorder | Â | 27 (84.4) | Â |
 Major depressive disorder |  | 15 (46.9) |  |
 Post-traumatic stress disorder |  | 2 (6.3) |  |
 Autism spectrum disorder |  | 6 (18.8) |  |
 Attention-deficit hyperactivity disorder |  | 5 (15.6) |  |
 Substance use disorder |  | 2 (6.3) |  |
Pre-admission treatment | |||
 Cognitive-behavioral therapy |  | 0 (0) |  |
 Family-based treatment |  | 1 (3.1) |  |
 Higher level of care |  | 3 (9.4) |  |
 Occupational therapy |  | 2 (6.3) |  |
 Other |  | 7 (21.9) |  |
Heart rate | |||
 Supine heart rate | 38.0–107.0 |  | 75.45 (15.5) |
 Standing heart rate | 72.0–162.0 |  | 112.2 (22.2) |
 Orthostatic heart rate change | 5.0–88.0 |  | 36.7 (16.8) |
 Heart rate nadir | 38.0–96.0 |  | 61.5 (14.0) |
Blood pressure | |||
 Supine systolic | 76.0–125.0 |  | 101.6 (9.7) |
 Standing systolic | 73.0–125.0 |  | 102.1 (11.9) |
 Systolic nadir (within first 24 h) | 67.0–109.0 |  | 91.2 (10.3) |
 Supine diastolic | 49.0–86.0 |  | 61.0 (8.7) |
 Standing diastolic | 42.0–86.0 |  | 65.1 (10.7) |
 Diastolic nadir (within first 24 h) | 39.0–72.0 |  | 54.2 (8.5) |
Serum markers | |||
 Sodium | 130.0–143.0 |  | 138.2 (2.6) |
 Potassium | 2.8–10.0 |  | 4.2 (1.2) |
 Magnesium | 1.2–2.9 |  | 2.1 (0.27) |
 Phosphorus | 2.8–5.9 |  | 3.7 (0.63) |
 Glucose | 53.0–154.0 |  | 97.0 (24.7) |
 Zinc | 45.0–135.0 |  | 68.1 (19.6) |
 Vitamin D | 9.0–62.0 |  | 24.8 (12.7) |