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Table 6 Association between advantaged neighborhood characteristics and risk of dementia only in women

From: Influence of activity space on the association between neighborhood characteristics and dementia risk: results from the 3-City study cohort

Advantaged neighborhood characteristics

All-type dementia (n = 517)

Univariate model

Multivariate modela

n

HR (95% IC)

p

HR (95% IC)

p

Median household net taxable income

No limited activity space

     

T1 (< 15,487)

139

1

1

T2 (15487–18,091)

125

0.97 (0.75–1.26)

0.83

0.96 (0.76–1.20)

0.70

T3 (> 18,091)

117

0.85 (0.67–1.09)

0.21

0.89 (0.70–1.14)

0.37

Limited activity space

     

T1 (< 15,487)

59

1

1

T2 (15487–18,091)

45

0.73 (0.50–1.05)

0.09

0.76 (0.53–1.07)

0.11

T3 (> 18,091)

32

0.61 (0.41–0.89)

0.01

0.67 (0.44–1.02)

0.06

Proportion of people aged 60 years or over

No limited activity space

     

T1 (< 20.0)

145

1

1

T2 (20.0–24.7)

113

0.80 (0.61–1.04)

0.10

0.85 (0.67–1.09)

0.21

T3 (> 24.7)

123

0.84 (0.66–1.07)

0.17

0.87 (0.69–1.10)

0.24

Limited activity space

     

T1 (< 20.0)

63

1

1

T2 (20.0–24.7)

30

0.59 (0.38–0.89)

0.01

0.60 (0.39–0.92)

0.02

T3 (> 24.7)

43

0.69 (0.47–0.99)

0.04

0.68 (0.48–0.96)

0.03

  1. aMarginal Cox model adjusted for study center, education level, income, occupational category, APOEε4 carrier status, diabetes, history of cardiovascular diseases, depressive symptoms and disability (IADL « budget, medication, phone »)
  2. Note: People with limited activity space = people who have need to help to go shopping, or if they are unable to move without being accompanied, or if people are confined at home or at their neighborhood