Table 1.
Sociodemographic and symptom scale values for the participants.
| Healthy control (n = 18) | Anorexia nervosa (n = 18) | Bulimia nervosa (n = 17) | Between group comparisonsc | |
|---|---|---|---|---|
| Average age (years) | 24.5 (18–39)a | 26.1 (18–40) | 28.1 (19–42) | No differences |
| Mean years of education | 15.8 (14–20) | 14.9 (12–19) | 15.8 (13–18) | No differences |
| Current body mass indexb | 23.2 (18–35) | 19.6 (18–23) | 22.1 (19–27) | 1 > 2, p = 0.003; 3 > 2, p=0.001 |
| Quick inventory of depression | 3.7 (0–9) | 8.5 (2–17) | 6.8 (1–16) | 2 > 1, p < 0.001; 3 > 1, p = 0.012 |
| Eating attitudes test | 4.3 (0–15) | 27.4 (1–61) | 18.8 (2–51) | 2 > 1, p < 0.001; 3 > 1, p = 0.001 |
| Self liking from SLSCd | 30.7 (19–40) | 17.2 (8–29) | 20.4 (8–32) | 1 > 2, p < 0.001; 1 > 3, p = 0.02 |
| Self competence from SLSCd | 30.2 (24–40) | 24.7 (18–37) | 27 (17–38) | 1 > 2, p < 0.001; 1 > 3, p = 0.04 |
| Social problem solving inventory | 15.3 (12–18) | 12.1 (6–18) | 11.6 (6–14) | 1 > 2, p < 0.001; 1 > 3, p < 0.001 |
| Positive problem orientation | 13.7 (7–18) | 10.4 (3–19) | 10.3 (3–15) | 1 > 2, p = 0.02; 1 > 3, p = 0.02 |
| Negative problem orientation | 3.9 (0–8) | 10.8 (3–16) | 9.2 (1–20) | 2 > 1, p < 0.001; 3 > 1, p = 0.001 |
| Rational problem solving | 13.2 (6–18) | 10.8 (0–16) | 8.3 (3–17) | 1 > 3, p = 0.007 |
| Avoidance style | 3 (0–14) | 6.6 (0–17) | 5.5 (0–13) | 2 > 1, p = 0.028 |
| Impulsivity/careless style | 3.4 (0–10) | 3.6 (0–15) | 5.9 (0–16) | No differences |
aAll entries under the subject groups contain the mean (range).
bMean and range for AN subjects exclude one higher weight outlier.
cStatistical values obtained using a three group ANOVA for each metric; p values provided for significant differences (<0.05).
dSLSC: self-Liking and self-competence scale.