Table 3

Region of interest analysis for fearful versus happy faces.

vol

x

y

z

Region

BA

t-statistic

p

PTSD > HC

1152

-36

5

2

Left insula

13

3.13

0.01

576

36

10

14

Right insula

13

2.38

0.05

320

-23

-5

-15

Left parahippocampal Gyrus/amygdala

2.56

0.05

320

-44

10

-3

Left insula

13

2.38

0.05

320

-3

21

21

Left anterior cingulate

33

2.56

0.05

192

-21

-1

-12

Left parahippocampal Gyrus/amygdala

2.72

0.05

PTSD > CEC

7616

40

-3

5

Right insula

13

2.93

0.01

7424

1

36

14

Right anterior cingulate

32

2.93

0.01

5376

-39

-2

1

Left insula

13

3.09

0.01

448

-36

-2

16

Left insula

13

3.53

0.005

384

-19

-3

-14

Left parahippocampal Gyrus/amygdala

3.03

0.01

192

18

-8

-15

Right parahippocampal Gyrus/amygdala

3.10

0.01

HC > CEC

512

45

-22

8

Right posterior insula

13

2.84

0.01

448

36

7

6

Right insula

13

2.69

0.05

384

-35

2

16

Left insula

13

2.67

0.05

320

10

31

24

Right anterior cingulate

32

2.71

0.05

320

-7

30

24

Left anterior cingulate

32

2.32

0.05

PTSD+CEC+HC

2624

38

16

-1

Right insula

13

2.96

0.01

896

-34

19

1

Left insula

13

2.77

0.05

640

7

49

-4

Right anterior cingulate

32

-4.42

0.001

384

20

-4

-17

Right parahippocampal Gyrus/amygdala

2.62

0.05

384

-13

41

-3

Left anterior cingulate

32

-2.52

0.05

384

48

5

2

Right insula

13

2.88

0.01

320

-6

30

22

Left anterior cingulate

32

2.82

0.01

CEC = combat exposed control; HC = healthy control; PTSD = post traumatic stress disorder group; BA = Brodmann Area.

Simmons et al. Biology of Mood & Anxiety Disorders 2011 1:6   doi:10.1186/2045-5380-1-6