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Table 1 Cognitive and neuroimaging results (volumes and area) for 107 subjects

From: Maximum (prior) brain size, not atrophy, correlates with cognition in community-dwelling older people: a cross-sectional neuroimaging study

Variable

n

Mean

Min

Max

MMSE

104

28.4

24

30

NART (positive score)

107

29.9

11

44

RSPM

104

30.5

12

51

Moray House Test

101

57.1

30

74

Verbal fluency (total)

107

37.1

15

78

Logical Memory Total

106

33.1

6

74

 

Mean

SD

Min

Max

Whole brain volume (cm 3 )

1,135.5

98.4

947.4

1,405.2

Intracranial area (cm 2 )

148.6

10.3

129.3

173.7

Estimated intracranial volume (cm 3 )

1,489.8

103.0

1,297.1

1,740.5

Corpus callosum area (mm 2 )

540.0

83.5

392.0

775.2

Ventricular volume (mm 3 )

30,549.4

18,893.7

4,655.7

96,263.5

Right frontal lobe vol (mm 3 )

55,575.9

7,953.7

38,878.7

77,656.7

Left frontal lobe vol (mm 3 )

51,705.4

7,985.1

37,105.8

71,346.7

Right temporal lobe vol (mm 3 )

69,748.9

7,724.6

49,938.6

88,618.3

Left temporal lobe vol (mm 3 )

66,068.8

7,480.1

52,574.8

86,525.3

Right AHC volume (mm 3 )

5,056.2

706.0

3,609.9

7,122.6

Left AHC volume (mm 3 )

4,753.6

671.4

3,088.4

6,962.8

  1. MMSE: Mini-Mental State Examination, NART: National Adult Reading Test, RSPM: Raven's Standard Progressive Matrices, AHC: amygdalo-hippocampal complex Cognitive tests n not all = 107 due to deafness, visual impairment, omission of part of test or timing errors.