Table 2

Neurocognitive characteristics of study participants

Group, mean ± SD
CharacteristicARMS, n = 24Controls, n = 24p value
MATRICS test battery
 TMT-A, s28.7 ± 8.326.1 ± 7.80.27
 TMT-B, s58.1 ± 18.253.0 ± 13.70.28
 BACS-SC57.7 ± 9.765.2 ± 10.40.013*
 HVLT-R28.8 ± 4.230.6 ± 4.60.17
 WMS-III-SS18.5 ± 3.720.0 ± 2.50.10
 LNS16.1 ± 2.917.9 ± 3.00.039*
 NAB-Mazes21.4 ± 3.624.0 ± 1.80.003
 BVMT-R29.3 ± 5.429.7 ± 4.70.78
 Fluency25.8 ± 6.626.0 ± 7.40.89
 MSCEIT–Emotion management91.4 ± 11.091.3 ± 7.80.98
 MSCEIT–Social management93.3 ± 7.492.4 ± 9.20.70
 MSCEIT–Managing emotions92.2 ± 8.391.6 ± 8.30.81
 CPT-DPrime2.4 ± 0.62.7 ± 0.60.14
WCST
 Categories completed6.6 ± 1.26.8 ± 1.10.56
 Total trials78.4 ± 15.579.4 ± 11.10.79
 Total errors (%)19.6 ± 8.018.2 ± 6.00.47
 Perseveration Score (%)15.0 ± 13.113.2 ± 11.60.61
 Concept perseverations0.7 ± 1.00.4 ± 0.70.22
 Failure to maintain set0.9 ± 1.41.0 ± 1.50.77
  • ARMS = at-risk mental state; BACS-SC = Brief Assessment of Cognition in Schizophrenia — Symbol Coding; BVMT-R = Brief Visual Memory Test Revised; CPT = Continuous Performance Test; HVLT-R = Hopkins Verbal Learning Task Revised; LNS = letter-number sequencing; MATRICS = Measurement and Treatment Research to Improve Cognition in Schizophrenia; MSCEIT = Mayer–Salovey–Caruso Emotional Intelligence Test; NAB = Neuropsychological Assessment Battery; SD = standard deviation; TMT = Trail Making Test; WCST = Wisconsin Card Sorting Test; WMSIII-SS = Wechsler Memory Scale III — Spatial Span.

  • * Not significant after Bonferroni correction for multiple testing.