Table 1.
Group means and standard deviations on dimensional variables of interest among bulimic and nonbulimic women and healthy controls
| Participant grou p; mean (SD)
|
|||||
|---|---|---|---|---|---|
| Variable | Control | Unmedicated bulimic | Medicated bulimic | F | p value |
| Age, yr | 22.4 (3.4) | 25.4 (6.6) | 26.5* (3.6) | F2–63 = 3.63 | 0.032 |
| Body mass index, kg/m2 | 21.3 (2.2) | 22.4 (3.1) | 23.8* (2.8) | F2–63 = 3.59 | 0.034 |
| Center of Epidemiological Studies Depression score | 9.3 (5.4) | 25.1* (12.0) | 30.8* (13.4) | F2–59 = 23.4 | 0.001 |
| Barratt Impulsiveness Scale score | 63.8 (9.6) | 77.2* (9.3) | 75.0* (9.0) | F2–59 = 13.5 | 0.001 |
| Binge eating episodes, no./mo† | — | 24.2 (21.3) | 21.9 (11.4) | F1–37 = 0.13 | 0.72 |
| Vomiting episodes, no./mo† | — | 20.6 (20.0) | 42.3 (76.3) | F1–37 = 1.50 | 0.23 |
| Duration of eating disorder, mo | — | 97.7 (92.3) | 106.4 (54.3) | F1–32 = 0.09 | 0.76 |
SD = standard deviation.
*
Significant pairwise difference versus control by Newman–Keuls test.
†
Determined using the eating disorders examination.24