Table 1 Sample characteristics and behavioral measures

From: Functional impact of a recently identified quantitative trait locus for hippocampal volume with genome-wide support

 

TT

CT

CC

P

Subjects

176

42

6

 

Site (Bonn/Mannheim/Berlin)

79/56/41

20/14/8

5/0/1

0.38

Sex (male/female)

81/95

24/18

1/5

0.14

Handedness (right/left/both)a

159/12/3

37/4/0

5/1/0

0.89

Age (years)

34.1±10.0

34.8±9.9

34.1±10.0

0.51

School education (years)

6.2±1.0

6.2±1.3

6.0±1.1

0.87

Hits recall

11.6±1.8

11.4±1.9

9.8±1.7

0.07

VLMT early recall

12.4±2.4

13.3±1.7

13.0±2.5

0.02

VLMT late recall

12.6±2.4

13.8±1.6

13.7±1.4

0.004

VLMT recognition

14.4±1.0

14.6±0.7

15.0±0.0

0.19

MWTB

30.4±3.5

30.9±2.8

29.2±2.5

0.46

BDI

2.8±3.3

2.9±3.1

2.4±2.9

0.95

STAI-S

31.3±0.6

31.6±1.2

28.5±2.7

0.95

STAI-T

35.2±0.8

35.5±1.7

36.4±3.9

0.56

Hippocampal volume right (mm3)

4535±473

4615±454

4441±414

0.53

Hippocampal volume left (mm3)

4440±444

4579±426

4466±436

0.19

  1. Abbreviations: BDI, Beck Depression Inventory; C, cytosine; MWTB, Mehrfachwahl–Wortschatz-Intelligenztest; STAI-S, State Trait Anxiety Inventory—state version; STAI-T, State Trait Anxiety Inventory—trait version; T, tyronine (risk allele); VLMT, verbal learning and memory test.
  2. aData missing for three subjects.
  3. Bold values indicate significant P<0.05.
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