Table 3 Descriptive measures of BACS and ToM PST subtasks for participants classified in Cluster 1 and Cluster 2, and results from t-test comparisons.

From: Deconstructing heterogeneity in schizophrenia through language: a semi-automated linguistic analysis and data-driven clustering approach

Measures

Cluster 1

Cluster 2

Test statistics

p-value

BACS Verbal Memory

45.79 ± 10.10

41.90 ± 11.32

t(64) = 1.38

0.172

BACS Digit Sequencing

17.97 ± 4.49

17.09 ± 5.82

t(64) = 0.67

0.506

BACS Token Task

33.74 ± 9.37

35.20 ± 7.24

t(61) = −0.59

0.555

BACS Semantic Fluency

23.76 ± 16.34

19.63 ± 17.45

t(63) = 0.92

0.360

BACS Symbol Coding

40.71 ± 12.06

40.16 ± 14.29

t(63) = 0.16

0.876

BACS Tower of London

14.60 ± 3.64

13.85 ± 4.54

t(65) = 0.71

0.483

ToM PST Sequencing

27.63 ± 7.72

27.00 ± 9.04

t(61) = 0.28

0.778

ToM PST Questionnaire

17.30 ± 4.62

17.53 ± 4.43

t(61) = −0.18

0.855

  1. BACS subscores are adjusted for age and education. Degrees of freedom in the t-tests vary due to missing values in some subtasks.
  2. BACS Brief Assessment of Cognition in Schizophrenia, ToM PST Theory of Mind Picture Sequencing Task.
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