Table 1 Main characteristics of the included studies involving sedentary behavior and the risk of dementia.

From: Association between sedentary behavior and the risk of dementia: a systematic review and meta-analysis

Author

Year

Country (state)

Age

Sample size

Cases

Adjustments

Deckers K.

2017

UK (Europe)

87.7 ± 2.7

323

76

Age, sex and educational level

Kishimoto H.

2016

Japan (Asia)

≥65

803

93

NR

T. Luck

2016

Germany (Europe)

NR

217,000

NR

NR

MacDonald J.P.

2015

Canada (America)

≥50

5219

NR

NR

T. Luck

2014

Germany (Europe)

81.1 ± 3.5

2492

278

Age, gender, level of education, MMSE scores, comorbidity

Mehlig K.

2014

Sweden (Europe)

38-60

1448

165

Baseline covariates age, education, smoking, consumption of alcohol, triglycerides, hypertension, and parental history of diabetes

Norton S.

2014

Sweden (Europe)

82.1 ± 5

180

36

Education, portion of fruits/vegetables in diet, current smoking status, alcohol consumption, body-mass index, and angina pectoris

de Bruijn R.F.

2013

Netherlands (Australia)

72.7 ± 7.2

4406

490

Age, sex, score on MMSE, low educational level, smoking, APOE-e4 carrier status, hypertension, BMI, diabetes, total cholesterol, and HDL-cholesterol

Verdelho A.

2012

Portugal (Europe)

65-84

639

34

Age, educational level, sex, white matter changes severity, and medial temporal atrophy

Gelber R.P.

2012

American

71–93

3468

117

Age, years of education, APOE e4 status, childhood years spent in Japan, occupational status, high cholesterol, and history of hypertension, diabetes, and cardiovascular disease

Keller L.

2010

Sweden (Europe)

NR

936

243

Age, gender, education and APOE, TT, BMI, diabetes, CVD

Scarmeas N.

2009

American

77

1880

282

Age, sex, ethnicity, education, apolipoprotein E ε4 allele, caloric intake, body-mass index, smoking, depression, leisure activities, comorbidity index, baseline Clinical Dementia Rating score, and time between first dietary and first physical activity assessment

Kivipelto M.

2008

Finland (Europe)

70.8 ± 3.7

1284

57

Age, sex, follow-up time, education, body-mass index, serum cholesterol, systolic blood pressure, myocardial infarction, stroke, diabetes mellitus and ApoE4 carriers status sex, education, follow-up time, locomotor disorders, APOE 4 genotype, midlife body-mass index, systolic blood pressure, cholesterol, and history of myocardial infarction, stroke, diabetes mellitus, smoking status, and alcohol drinking

Rovio S.

2007

Finland (Europe)

70

1158

33

NR

Rovio S.

2005

Finland (Europe)

70.9 ± 3.9

1935

76

Age at re-examination, APOE 4 genotype, midlife body-mass index, systolic blood pressure, cholesterol, and history of myocardial infarction, stroke, diabetes mellitus, smoking status and alcohol drinking

Anttila T.

2003

Finland (Europe)

74 ± 4

1449

70

Age and APOE ε4 carrier status

Laurin D.

2001

Canada

80

4615

169

Age, sex, and educational level

Yoshitake T.

1995

Japan (Asia)

Men: 73 ± 5.6

Women: 74 ± 6.1

828

50

Age