Table 2 Decision-making ability on the Iowa Gambling Task (IGT) in AN, BN, and HC
| Â | Eating disorders | Healthy control | Â | Â | Â | ||||
|---|---|---|---|---|---|---|---|---|---|
| Â | AN (n=22) | BN (n=36) | HC (n=51) | Â | Â | Â | |||
IGT | Mean | SD | Mean | SD | Mean | SD | F-value | p-value | post hoc |
Block 1 | -1.43 | 7.46 | -2.00 | 6.01 | -2.61 | 5.29 | 0.31 | 0.73 | n.s. |
Block 2 | 2.19 | 7.45 | 2.18 | 7.21 | -0.31 | 6.96 | 1.62 | 0.20 | n.s. |
Block 3 | 3.14 | 7.47 | 1.82 | 7.68 | 4.14 | 7.85 | 0.92 | 0.40 | n.s. |
Block 4 | 3.90 | 7.50 | 3.15 | 8.82 | 6.49 | 7.44 | 2.03 | 0.14 | n.s. |
Block 5 | 2.67 | 10.11 | 2.29 | 8.73 | 7.35 | 9.29 | 3.73 | 0.03 | BN<HC |
Total net scores | 10.48 | 25.53 | 7.50 | 27.09 | 15.06 | 20.99 | 1.05 | 0.35 | n.s. |