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Table 1 Characteristics of FDG-PET studies included in the meta-analysis

From: Cerebral glucose metabolic prediction from amnestic mild cognitive impairment to Alzheimer’s dementia: a meta-analysis

Study

Sample size (female)

Age (SD)

Education (years)

MMSE (SD)

Software

FWHM

Threshold

Follow-up Duration

Diagnostic Criteria

Chetelat et al., 2003 [14]

Converters

7 (4)

73 (5.1)

NA

26.3 (1)

SPM99

NA

0.05, corrected

18 months

Petersen et al. (2001) [37]

Non-converters

10 (5)

67.8 (7)

NA

27.8 (1.2)

 

Drzezga et al., 2003 [21]

Converters

8 (3)

71.6 (4.3)

NA

27.9 (1.2)

SPM99

12 mm

0.001, uncorrected

12 months

Petersen et al. (1999) [38]

Non-converters

12 (7)

68.6 (6.5)

NA

28.1 (1.3)

 

Mosconi et al., 2004 [15]

Converters

8 (NA)

71 (5)

8 (3)

26.7 (1.3)

SPM99

12 mm

0.05, corrected

12.0 months

Petersen et al. (2001) [37]

Non-converters

29 (NA)

66 (8)

10 (5)

28.3 (1.4)

12.1 months

Salmon et al., 2008 [19]

Converters

17 (12)

71.3 (5.9)

10.8 (2.5)

24.0 (2.2)

SPM2

12 mm

0.005, uncorrected

36 months

Petersen et al. (2001) [37] and Winblad et al. (2004) [39]

Non-converters

17 (7)

66.2 (7.0)

12.3 (5.2)

25.7 (1.9)

 

Fouquet et al., 2009 [23]

Converters

7 (5)

73.3 (4.3)

11.0 (4.7)

26.7 (1.0)

SPM2

10 mm

0.005, uncorrected

17.5 months

Petersen et al. (2001) [37]

Non-converters

10 (6)

70.4 (11.2)

9.9 (3.6)

28.1 (1.0)

18.2 months

Kim et al., 2010 [20]

Convertersa

7 (NA)

57.8 (3.7)

NA

27.00 (1.15)

SPM2

12 mm

0.001, uncorrected

60 months

Petersen et al. (1999) [38]

Non-convertersa

5 (NA)

60.0 (4.2)

NA

28.00 (2.12)

 

Kim et al., 2010 [20]

Convertersb

8 (NA)

71.7 (4.4)

NA

27.50 (1.87)

SPM2

12 mm

0.001, uncorrected

60 months

Petersen et al. (1999) [38]

Non-convertersb

6 (NA)

75.8 (4.1)

NA

26.63 (1.69)

 

Morbelli et al., 2010 [22]

Converters

9 (7)

77.1 (5.9)

8.6 (4.3)

27.8 (0.9)

SPM2

10 mm

0.005, uncorrected

22.6 months

Petersen et al. (2004) [40]

Non-converters

11 (5)

74.0 (5.3)

8.7 (4.5)

27.8 (1.4)

26.5 months

Pagani et al., 2010 [16]

Converters

10 (8)

77.7 (4.8)

8.8 (3.9)

27.5 (1.4)

SPM2

8 mm

0.05, corrected

22.0 months

Petersen et al. (2004) [40]

Non-converters

9 (4)

75.8(5.9)

11.0 (5.3)

27.0 (2.0)

23.7 months

Sohn et al., 2015 [45]

Converters

12 (9)

69.5 (7.7)

7.5 (2.9)

19.9 (3.5)

SPM8

12 mm

0.005, uncorrected

24 months

Albert et al. (2011) [41]

Non-converters

20 (14)

71.6 (7.0)

9.2 (4.1)

23.9 (3.4)

 
  1. Abbreviations: FDG-PET 18F-fluorodesoxyglucose positron emission tomography, SD standard deviation, MMSE Mini-Mental State Examination, FWHM full width at half maximum, NA not available, SPM statistical parametric mapping
  2. aearly-onset amnestic mild cognitive impairment
  3. blate-onset amnestic mild cognitive impairment