Table 1

Volumetric measurements in cm-3 +/- standard deviations. An ANCOVA was conducted to control for whole brain volume and age for each structure. The temporal lobe, superior temporal gyrus and hippocampus/amygdale are gray matter segmented volumes only.

Structure Volume (in cm-3)
Cannabis Users (N = 10)
Cannabis Non-Users (N = 10)
F
P<

Whole Brain
1529.41 +/- 109.59
1452.25 +/- 113.35
-1.55
0.14

Lateral Ventricles




     Left
7.28 +/- 3.46
5.71 +/- 2.24
1.13
0.35
     Right
6.47 +/- 4.00
5.05 +/- 2.05
1.02
0.38

Amygdala-Hippocampus




     Left
6.10 +/- .75
5.70 +/- .81
1.03
0.38
     Right
6.23 +/- 1.00
5.97 +/- .90
0.83
0.46

Temporal Lobe




     Left
70.86 +/- 5.41
69.31 +/- 9.84
1.47
0.24
     Right
69.69 +/- 5.04
70.85 +/- 6.60
2.281
0.15

Superior Temporal Gyrus




     Left
13.38 +/- 1.22
13.44 +/- 1.94
0.01
0.99
     Right
12.16 +/- 1.64
12.28 +/- 1.28
0.09
0.92

DeLisi et al. Harm Reduction Journal 2006 3:17   doi:10.1186/1477-7517-3-17

Open Data