Table 1 Group comparison

From: Lower cognitive control network connectivity in stroke participants with depressive features

Variable

NONDEP

DEP

p value (two-tailed)

Demographic variables

 PHQ-9 at 3 months—M (SD)

2.07 (1.4)

8.4 (3.8)

0.00 (by design)

 Number of subjects and sex—N (N female)

44 (11)

20 (12)

0.01

 NIHSS at baseline—median (range)

2 (0–10)

3 (1–10)

0.12

 Age—M (SD)

67.72 (14.5)

67.55 (10.7)

0.96

Brain measures

 Total intracranial volume (ml)—M (SD)

1511 (166)

1453 (149)

0.17

 White matter hyperintensity volume (ml)—M (SD)

9.44 (11.21)

9.48 (14.17)

0.99

 Lesion volume (ml)—M (SD)

6.08 (1.86)

8.38 (2.62)

0.48

Cognitive assessment

 Boston Naming Test Z-score—M (SD)

0.42 (0.83)

0.30 (0.74)

0.58

 Digit Span Z-score—M (SD)

0.06 (0.81)

−0.35 (0.94)

0.11

 Hopkins verbal learning test total Z-score—M (SD)

0.02 (1.21)

0.29 (1.01)

0.35

 Star Cancellation Test score—M (SD)

53.3 (1.43)

53.4 (1.04)

0.76

 The Rey–Osterrieth complex figure Test Copy Z score—M (SD)

0.05 (1.34)

−0.15 (1.29)

0.32

 The Rey–Osterrieth complex figure Test Recall Z score—M (SD)

−0.40 (1.79)

−0.07 (1.00)

0.78

  1. P values for the t-test (PHQ-9 at 3 months, age, total intracranial volume, white matter hyperintensity volume, Boston naming test, Digit Span test, Hopkins Verbal Learning test, Star cancellation test, Complex figure test (copy), Complex figure test (recall); for Wilcoxon test (NIHSS at baseline); for Χ2-test (sex).
  2. NONDEP group without depressive features, DEP group with depressive features, M mean, SD standard deviation, N number
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