Table 2 Performances of patients with schizophrenia and healthy controls on standard battery and BACS battery tests
Patients with Schizophrenia (N = 120) | Composite Z score of patients with schizophrenia | Healthy control (N = 60) | P value of the raw scores | |
|---|---|---|---|---|
Raw score, Mean ± SD | Raw score, Mean ± SD | |||
Standard battery test | 241.8 ± 125.2 | − 3.7 | 432.0 ± 52.0 | < .001 |
Free and Cued Recall test (RL/RI-16) | 25.9 ± 14.8 | − 2.2 | 44.3 ± 8.3 | < .001 |
Digit span sequencing from the WAIS-IV | 10.0 ± 3.4 | − 0.9 | 13.4 ± 3.6 | < .001 |
The Trail Making Test A (TMT-A) | 150.7 ± 91.4 | −4.6 | 48.9 ± 22.1 | < .001 |
Verbal Fluency test | 19.6 ± 8.5 | −2.1 | 36.4 ± 8.1 | < .001 |
Fruit category | 11.1 ± 4.6 | −2.3 | 21.5 ± 4.6 | < .001 |
Letter B | 4.7 ± 2.7 | −1.2 | 8.2 ± 2.9 | < .001 |
Letter F | 3.8 ± 2.6 | −0.9 | 6.7 ± 3.1 | < .001 |
Digit Symbol Coding from the WAIS-IV | 19.2 ± 14.2 | − 2.0 | 54.3 ± 17.4 | < .001 |
Block design test from the WAIS-IV | 17.9 ± 11.5 | − 1.4 | 32.5 ± 10.8 | < .001 |
BACS Battery test | 109.9 ± 47.2 | −2.9 | 221.7 ± 38.5 | < .001 |
List learning test | 20.9 ± 9.6 | − 2.1 | 41.1 ± 9.4 | < .001 |
Digit sequencing | 10.6 ± 5.5 | − 1.9 | 19.3 ± 4.4 | < .001 |
Token motor task | 35.7 ± 15.0 | − 2.4 | 70.7 ± 14.4 | < .001 |
Verbal fluency | 20.4 ± 9.2 | −1.5 | 34.6 ± 9.2 | < .001 |
Animal category | 11.5 ± 4.7 | −1.6 | 18.1 ± 4.1 | < .001 |
Letter G | 4.2 ± 2.7 | −1.0 | 7.4 ± 3.2 | < .001 |
Letter M | 4.7 ± 3.4 | −1.1 | 9.1 ± 3.9 | < .001 |
Symbol coding | 12.2 ± 12.4 | −2.4 | 38.0 ± 10.7 | < .001 |
Tower of London | 9.9 ± 7.7 | −2.1 | 17.9 ± 3.7 | < .001 |