Table 1.
Clinical characteristics of patients
| N | Percent | Min | Max | M | SD | |
|---|---|---|---|---|---|---|
| Admission and hospitalization | ||||||
| Gender | ||||||
| Male | 25 | 12 | ||||
| Female | 190 | 88 | ||||
| Ethnicity | ||||||
| Hispanic or Latino | 5 | 2 | ||||
| Not Hispanic or Latino | 210 | 98 | ||||
| Race | ||||||
| White | 185 | 86 | ||||
| Black or African American | 10 | 5 | ||||
| Asian | 5 | 2 | ||||
| Other | 15 | 7 | ||||
| Diagnosis (DSM-5) | ||||||
| Anorexia Nervosa (AN) | 138 | 64 | ||||
| Bulimia Nervosa (BN) | 12 | 6 | ||||
| Avoidant-Restrictive Food Intake Disorder (ARFID) | 9 | 4 | ||||
| Atypical anorexia | 38 | 18 | ||||
| Purging disorder | 10 | 5 | ||||
| Unspecified Food and Eating Disorder (UFED) | 8 | 3 | ||||
| Age, Years | 215 | 5.8 | 23.2 | 15.3 | 2.8 | |
| Duration illness, months | 215 | 0.7 | 115.4 | 18.8 | 21.4 | |
| Height, cm | 215 | 112.3 | 179.0 | 159.3 | 11.5 | |
| Weight, kg | 215 | 17.2 | 107.2 | 44.1 | 11.5 | |
| BMI, kg/m2 | 215 | 11.2 | 35.4 | 17.1 | 3.1 | |
| BMI Z-Score | 215 | −10.1 | 2.2 | −1.6 | 1.5 | |
| Degree of malnutrition | ||||||
| Mild malnutrition | 11 | 5 | ||||
| Moderate malnutrition | 23 | 11 | ||||
| Severe malnutrition | 181 | 84 | ||||
| Percentage Median BMI (%MBMI) | 215 | 52.5 | 153.7 | 86.1 | 13.9 | |
| Treatment goal weight (TGW: Projected growth curves) | 215 | 19.0 | 85.6 | 54.0 | 11.2 | |
| Percentage TGW | 215 | 47.9 | 131.2 | 81.2 | 9.6 | |
| Length of stay, days | 215 | 3 | 40 | 11 | 5 | |
| Length on telemetry/ICU, days | 18 | 1 | 9 | 3 | 3 | |
| Resting energy expenditure | 215 | 872 | 2235 | 1279 | 174 | |
| Admission calories | 215 | 900 | 2800 | 1466 | 399 | |
| Admission calories/REE | 215 | 0.54 | 2.39 | 1.16 | 0.34 | |
| Discharge calories | 215 | 1800 | 5600 | 3754 | 672 | |
| Discharge calories/REE | 215 | 1.07 | 4.37 | 2.96 | 0.50 | |
| Rate of calorie change, kcals/day | 215 | 25 | 520 | 223 | 75 | |
| Admission - discharge calorie change | 215 | 200 | 4400 | 2288 | 712 | |
| Admission- discharge calorie change/REE | 215 | 0.14 | 3.28 | 1.79 | 0.51 | |
| Required nasogastric feeds | 22 | 10 | ||||
| On psychotropic meds during stay | 75 | 35 | ||||
| Benzodiazepines | 25 | 11.6 | ||||
| SSRI’s | 26 | 12.1 | ||||
| Atypical antipsychotiics | 20 | 9.3 | ||||
| SNRI | 6 | 2.7 | ||||
| Mood stabilizers (anticonvulsants) | 5 | 2.3 | ||||
| Alpha agonists | 4 | 1.8 | ||||
| Tricyclic antidepressants | 3 | 1.4 | ||||
| Stimulants | 1 | 0.4 | ||||
| Other (Mirtazapine, Buspirone, Trazodone) | 7 | 3.2 | ||||
| Supplementation required | ||||||
| Phosphorus | 31 | 14 | ||||
| Potassium | 9 | 4 | ||||
| Magnesium | 6 | 3 | ||||
| Percentage transferred to a higher level of care | 32 | 14.9 | ||||
| Discharge | ||||||
| Discharge BMI | 215 | 12.8 | 33.8 | 18.2 | 2.9 | |
| Discharge %MBMI | 215 | 60.1 | 146.8 | 91.4 | 13.6 | |
| Discharge %TGW | 215 | 58.1 | 125.3 | 86.1 | 8.9 | |
| Percentage MBMI Gain from Admission | 215 | −7.1 | 21.9 | 5.3 | 3.7 | |
| Percentage TGW Gain from Admission | 215 | −5.9 | 22.1 | 5.0 | 3.5 | |
| Weight Gain, kg, from Admission | 215 | −4.8 | 6.7 | 2.5 | 1.7 | |
| Average daily weight gain, kg | 215 | −0.96 | 0.57 | 0.22 | 0.16 | |
| Follow Up | ||||||
| Percentage rehospitalized | ||||||
| Within 30 days | 6 | 3.8 | ||||
| Within 1 year | 37 | 17.2 | ||||
| 4 Weeks Follow-up BMI | 157 | 13.6 | 34.2 | 20.0 | 2.8 | |
| 4 Weeks Follow-up %MBMI | 157 | 66.1 | 148.6 | 100.9 | 12.9 | |
| 4 Weeks Follow-up %TGW | 157 | 65.4 | 126.0 | 94.9 | 9.4 | |
| Percentage MBMI Gain from Discharge | 157 | −12.8 | 25.4 | 9.2 | 6.0 | |
| Percentage TGW Gain from Discharge | 157 | −13.5 | 23.9 | 8.8 | 5.7 | |
| Weight Gain, kg, from Discharge | 157 | −6.7 | 11.9 | 4.6 | 3.0 | |