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Table 2 Results of the mediation analysis

From: Does social cohesion mediate neighbourhood effects on mental and physical health? Longitudinal analysis using German Socio-Economic Panel data

Neighbourhood characteristic

Direct effect

Indirect effect

Total effect

t-statistic

Sobel test

p-value Sobel test

Proportion mediation

Mental health

2004–2008-2014

    

β-coefficient (mediator: social cohesion):

1.93a

  

Environmental

1.21a

0.16b

1.37a

6.50

< 0.001

0.12

Built

0.87a

0.13b

1.00a

5.31

< 0.001

0.13

Geographical

0.25a

0.00

0.25a

0.31

0.38

Institutional

0.60a

−0.03b

0.57a

−2.18

0.02

0.04

Physical health

2004–2008

    

β-coefficient (mediator: social cohesion):

1.75a

  

Environmental

0.71a

0.15b

0.87a

4.03

< 0.001

0.17

Built

1.07a

0.12b

1.20a

3.46

< 0.001

0.10

Geographical

0.10

0.00

0.10

0.23

0.38

Institutional

0.61a

−0.02b

0.59a

−1.57

0.06

Physical health

2004–2014

    

β-coefficient (mediator: social cohesion):

2.38a

  

Environmental

0.71a

0.20b

0.91a

5.48

< 0.001

0.23

Built

1.07a

0.16b

1.21a

4.71

< 0.001

0.13

Geographical

0.10

0.00

0.10

0.31

0.38

Institutional

0.61a

−0.03b

0.59a

−2.13

0.02

0.05

  1. N: 15518 measures of health on 10,013 participants
  2. asignificant at 5% level
  3. bα-coefficient significant at 5% level. Measure for physical and mental health provided by the SF-12 questionnaire