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. Author manuscript; available in PMC: 2010 May 15.
Published in final edited form as: Psychiatry Res. 2009 Mar 27;172(2):161–167. doi: 10.1016/j.pscychresns.2008.12.003

Table 2.

Regional brain volumes and laterality quotients.

CONTROLS
(raw values)		 CONTROLS
(normalized values)* 		CONTROLS
(raw values)		 BDD
(normalized values)* 		t df P
Grey Matter Total GM 597443.26 ± 58526.71 583858.95 ± 45838.09 −0.63 22 0.53
Total GM (females) 591192.03 ± 54231.54 576970.20 ± 47379.35 0.62 18 0.54
White Matter Total WM 460415.71 ± 62583.11 466145.58 ± 42547.26 −0.26 22 0.80
Total WM (females) 450312.66 ± 64057.46 458688.79 ± 42376.90 −0.34 18 0.73
Caudate Left 4138.42 ± 390.48 3380.10 ± 481.89 4054.25 ± 509.47 3292.42 ± 362.09 −0.5 22 0.31
Left (females) 4068.20 ± 385.38 3381.71 ± 532.62 3957.50 ± 493.04 3248.33 ± 368.51 −0.65 18 0.26
Right 4222.17 ± 538.08 3450.31 ± 477.23 4064.08 ± 530.09 3306.17 ± 422.88 −0.78 22 0.22
Right (females) 4139.60 ± 332.59 3443.71 ± 526.78 3955.90 ± 449.23 3253.79 ± 390.44 −0.92 18 0.19
laterality quotient −0.0162 ± 0.0326 −0.00267 ± 0.0682 0.83 22 0.21
laterality quotient (females) −0.0184 ± 0.0341 −0.00138 ± 0.0686 0.7 18 0.25
Amygdala Left 1167.67 ± 252.45 950.63 ± 215.40 1164.92 ± 252.11 944.36 ± 179.08 −0.08 22 0.47
Left (females) 1109.00 ± 233.12 921.30 ± 225.73 1117.50 ± 246.69 916.53 ± 182.64 −0.05 18 0.48
Right 1106.42 ± 197.15 901.33 ± 176.11 1163.42 ± 156.40 946.59 ± 127.04 1.02 22 0.16
Right (females) 1062.30 ± 174.93 882.61 ± 185.36 1150.10 ± 167.46 945.50 ± 137.92 0.86 18 0.20
laterality quotient −0.0465 ± 0.272 −0.0116 ± 0.147 −0.65 22 0.26
laterality quotient (females) 0.0358 ± 0.298 −0.0398 ± 0.136 −0.73 18 0.24
Inferior Frontal Gyrus Left 14606.50 ± 2764.65 11884.47 ± 2242.52 14640.93 ± 2226.31 11949.31 ± 2157.70 0.07 22 0.47
Left (females) 13716.49 ± 1985.57 11399.11 ± 2137.59 14838.81 ± 2276.86 12230.77 ± 2208.04 0.86 18 0.20
Right 14081.33 ± 2364.53 11395.23 ± 1501.78 13647.67 ± 2239.35 11099.47 ± 1757.16 −0.44 22 0.33
Right (females) 13955.79 ± 2347.46 11453.53 ± 1341.51 13489.51 ± 1943.59 11092.42 ± 1621.75 −0.54 18 0.30
laterality quotient 0.0332 ± 0.250 0.0704 ± 0.164 0.43 22 0.34
laterality quotient (females) −0.0135 ± 0.230 0.0923 ± 0.165 1.18 18 0.13
*

Values normalized to total intracranial volumes: raw volume/total intracranial volume *106.