Table 1.
Demographic and Clinical Characteristics of Participants
| Characteristic | Bulimia Nervosa | Healthy Control | Analysis | ||||
|---|---|---|---|---|---|---|---|
|
| |||||||
| Mean | SD | Mean | SD | t | df | p | |
|
|
|||||||
| Age, years | 16.6 | 1.5 | 16.3 | 2.1 | −0.7 | 52 | .46 |
|
| |||||||
| Height, inches | 63.5 | 2.3 | 63.8 | 3.3 | 0.4 | 52 | .67 |
|
| |||||||
| Weight, lbs. | 126.2 | 17.1 | 126.6 | 20.4 | 0.1 | 52 | .94 |
|
| |||||||
| BMI | 22.03 | 2.0 | 21.98 | 1.9 | −0.1 | 52 | .95 |
|
| |||||||
| Duration of Illness, mos. | 27.5 | 20.2 | … | ||||
|
| |||||||
| WASI IQ Score | |||||||
| Full-4 | 105.4 | 11.6 | 103.0 | 16.4 | −0.6 | 50 | .56 |
| Verbal | 109.2 | 12.9 | 105.8 | 16.0 | −0.8 | 49 | .42 |
| Performance | 99.8 | 9.6 | 97.8 | 15.0 | −0.6 | 49 | .56 |
|
| |||||||
| EDE Ratings | |||||||
| OBEs past 28 days | 15.3 | 18.7 | … | ||||
| SBEs past 28 days | 17.0 | 24.5 | … | ||||
| LOC eating past 28 days | 32.2 | 29.8 | … | ||||
| Vomiting episodes past 28 days | 15.3 | 18.7 | … | ||||
|
| |||||||
| BDIa | 23.9 | 10.6 | 5.1 | 7.1 | −5.8 | 31 | <.01 |
|
| |||||||
| CDI | 50.6 | 2.7 | 52 | … | 0.5 | 4 | .67 |
|
| |||||||
| n | % | n | % | ||||
|
|
|||||||
| Race/Ethnicity | |||||||
| Caucasian | 16 | 59.3 | 9 | 33.3 | |||
| Black | 0 | 0.0 | 4 | 14.8 | |||
| Hispanic | 7 | 25.9 | 9 | 33.3 | |||
| Asian | 3 | 11.1 | 4 | 14.8 | |||
| Other | 1 | 3.7 | 1 | 3.7 | |||
|
| |||||||
| Past AN | 5 | 18.5 | … | ||||
|
| |||||||
| Medication | 9 | 33 | … | ||||
Note: AN = anorexia nervosa; BDI = Beck Depression Inventory; BMI = body mass index; CDI = Children’s Depression Inventory; EDE = Eating Disorders Examination; LOC = loss of control (sum of OBEs and SBEs); OBEs = objective bulimic episodes; SBEs = subjective bulimic episodes; WASI = Wechsler Abbreviated Scale of Intelligence.
a
BDI scores were collected in n=18 adolescents with bulimia nervosa and n=15 healthy controls. CDI scores were collected in n=9 adolescents with bulimia nervosa and n=12 healthy controls.