From: Evaluation of cognitive impairment in patients with major depressive disorder in remission
Wisconsin card sorting test variables | Patients group (n = 60) | Control group (n = 60) | T | P |
---|---|---|---|---|
Trial administered (conceptualization) | ||||
 Mean ± SD | 126.7 ± 6.6 | 109.2 ± 19.7 | 6.4 | < 0.001 (HS) |
Categories completed (abstract thinking) | ||||
 Mean ± SD | 0.75 ± 1.6 | 5.2 ± 1.4 | 15.8 | < 0.001 (HS) |
Perseverative errors (cognitive flexibility) | ||||
 Mean ± SD | 20.9 ± 13.9 | 14.5 ± 6.8 | 3.2 | 0.0017 (S) |
Failure to maintain set (sustained attention) | ||||
 Mean ± SD | 1.6 ± 1.6 | 1.46 ± 1.3 | 0.4 | 0.6 (NS) |