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Table 2 Group comparison results for the optimal clustering solution (2 cl) of the time-resolved functional connectivity analysis

From: Functional connectivity of cognition-related brain networks in adults with fetal alcohol syndrome

 

FAS

CON

p

Number of transitionsa

6.59 ± 2.99

7.11 ± 2.24

0.366

Mean dwell time (cluster 1)b

3.33 (0.00–13.5)

3.29 (1.33–27.00)

0.809

Mean dwell time (cluster 2)b

3.00 (1.00–28.00)

3.00 (1.00–9.00)

0.982

Frequency (cluster 1)c

57.14 (0–96) %

53.57 (11–96) %

0.780

Frequency (cluster 2)c

42.86 (4–100) %

46.43 (4–89) %

0.780

  1. Clusters represent estimates of putative FC states. In summary, cluster 1 represents widely distributed FC dominated by the DMN while cluster 2 exhibits stronger dichotomization between the DMN and the other cognition-related networks
  2. amean ± standard deviation and t-test result)
  3. b unit: number of (partially overlapping) windows, median (range) and Mann–Whitney U test result
  4. c median (range) and Mann–Whitney U test result
  5. FAS fetal alcohol syndrome, CON controls
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BMC Medicine

ISSN: 1741-7015

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