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Table 1 Demographic and Clinical Characteristics of the Study Samples (two datasetsa)

From: Altered network efficiency in major depressive disorder

 

MDD

Control

t

p

MDD

Control

t

p

Sample size (male)

42 (21)

42 (19)

  

30 (4)

30 (12)

  

Age, mean (SD)

42.14 (12.33)

39.143 (11.72)

1.143

0.256

43.47 (15.71)

41.20 (10.96)

0.648

0.519

Education (year), mean (SD)

10.74 (3.90)

11.238 (3.43)

0.624

0.534

12.57 (3.60)

10.86 (3.40)

1.869

0.067

HAMD, mean (SD)

26.88 (2.92)

2.119 (1.783)

46.861

0.000

28.03 (3.74)

1.90 (1.81)

34.484

0.000

Medication-naĂŻve

27b

NA

  

18

NA

  

Past antidepressant use

14

NA

  

12

NA

  

Duration of illness (month), mean (SD)

49.06 (68.10)c

NA

  

30.83 (41.77)d

NA

  

Family history of psychiatric disordere

4

NA

  

6

NA

  

Comorbid generalized anxiety disorder

6

NA

  

11

NA

  

Comorbid obsessive-compulsive disorder

1

NA

  

0

NA

  
  1. aLeft for Dataset 1 and right for Dataset 2
  2. b,c and dinformation for one subject was lost
  3. efamily history of depressive disorder up to second-degree relatives
  4. HAMD, Hamilton Depression Scale; MDD, major depressive disorder; NA, not applicable