Table 1 Demographic and clinical characteristics of study participants across several time points

From: Hippocampal tail volume as a predictive biomarker of antidepressant treatment outcomes in patients with major depressive disorder: a CAN-BIND report

Study site-specific sample characteristics at baseline

Study site and scanner model

Sex

Control

MDD

N

Mean age

SD

N

Mean age

SD

Center for Addiction and Mental Health

Females

2

28.0

7.1

8

30.4

12.1

GE 3.0 T Discovery MR750

Males

5

32.2

12.9

1

33.0

–

McMaster University

Females

12

32.8

11.2

22

33.9

12.5

GE 3.0 T Discovery MR750

Males

7

39.4

15.5

9

33.0

15.1

Queen’s University

Females

11

29.6

8.9

8

41.0

17.4

Siemens 3.0 T TrioTim

Males

3

25.0

4.0

10

43.1

13.2

Toronto General Hospital

Females

16

34.9

12.6

31

32.8

12.1

GE 3.0 T Signa HDxt

Males

7

31.4

6.3

19

40.9

11.9

University of Calgary

Females

21

33.3

11.1

18

30.3

11.7

GE 3.0 T Discovery MR750

Males

14

30.1

7.0

13

35.2

11.6

University of British Columbia

Females

8

36.1

12.7

39

32.9

11.8

Phillips 3.0 T Intera

Males

4

35.8

9.2

18

39.1

10.8

Total sample characteristics

 Baseline

Sex

Control

MDD

N

Mean age

SD

N

Mean age

SD

Females

70

33.2

11.1

126

33.0

12.4

Males

40

32.4

10.0

70

38.6

12.2

Total

110

32.9

10.7

196

35.0

12.6

 Week 8

 

Remitters

Non-remitters

Females

35

32.1

11.4

74

33.8

12.9

Males

18

36.9

12

45

39.3

12.3

Total

53

33.7

11.7

119

35.8

12.9

 

Responders

Non-responders

Females

54

33

12

55

33

12

Males

27

36.7

11

36

39.6

13

Total

81

34.2

23

91

36

13

 Week 16

 

Remitters

Non-remitters

Females

63

33.6

12

36

35.1

13

Males

33

37.9

11

26

38.5

12

Total

96

35.1

12

62

36.5

13

 

Responders

Non-responders

Females

76

33.8

12

23

35.8

14

Males

42

36.7

11

17

40

12

Total

118

34.8

12

40

37.9

13

  1. SD standard deviation, HC healthy comparison participants, MDD participants with major depressive disorder, NS non-significant