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Table 7 Mediation analysis results for LBW

From: Pathways of neighbourhood-level socio-economic determinants of adverse birth outcomes

Neighbourhood variables

Pathways

Coefficient

Effect of individual pathway [95% ci]

Effect [95% ci]

Dwelling_val

Indirect

Through SES-related support: α 1 γ 10

−0.006 [−0.009--0.004]

−0.026 [−0.031--0.021]

Through psycho-social: α 2 γ 20

−0.005 [−0.007--0.003]

Through behavioural: α 3 γ 30

−0.012 [−0.016--0.008]

Through health: α 4 γ 40

−0.002 [−0.004--0.001]

Direct

γ 01

 

−0.123 [−0.19--0.056]

Indirect + direct

  

−0.149

Total

c 01

 

−0.156 [−0.224--0.088]

Moderation: Behavioural * Dwelling_val

γ 31

 

0.0578 [0.001-0.115]

Person_perroom

Indirect

Through SES-related support: α 1 γ 10

−0.013 [−0.024--0.003

−0.031 [−0.044--0.018]

Through psycho-social: α 2 γ 20

−0.004 [−0.007--0.001]

Through behavioural: α 3 γ 30

−0.013 [−0.02--0.007]

Direct

γ 01

 

−0.338 [−0.517--0.158]

Indirect + direct

  

−0.368

Total

c 01

 

−0.406 [−0.587--0.225]

Person_perbedroom

Indirect

Through SES-related support: α 1 γ 10

−0.047 [−0.077--0.017]

−0.133 [−0.172--0.095]

Through psycho-social: α 2 γ 20

−0.02 [−0.029--0.01]

Through behavioural: α 3 γ 30

−0.049 [−0.067--0.03]

Through health: α 4 γ 40

−0.018 [−0.031--0.005]

Direct

γ 01

 

−1.095 [−1.569--0.621]

Indirect + direct

  

−1.228

Total

c 01

 

−1.34 [−1.816--0.863]

Rent_rate

Indirect

Through SES-related support: α 1 γ 10

0.034 [0.0118-0.056]

0.082 [0.056-0.108]

Through psycho-social: α 2 γ 20

0.012 [0.007-0.017]

Through behavioural: α 3 γ 30

0.029 [0.019-0.038]

Through health: α 4 γ 40

0.007 [0.00-0.014]

Direct

γ 01

 

0.549 [0.347-0.751]

Indirect + direct

  

0.631

Total

c 01

 

0.645 [0.447-0.843]

Moderation: Health *RENT_RATE

γ 41

 

−0.355 [−0.554--0.157]

Low_income

Indirect

Through SES-related support: α 1 γ 10

0.08 [0.028-0.131]

0.202 [0.143-0.26]

Through psycho-social: α 2 γ 20

0.029 [0.018-0.04]

Through behavioural: α 3 γ 30

0.058 [0.038-0.077]

Through health: α 4 γ 40

0.035 [0.019-0.052]

Direct

γ 01

 

0.861 [0.431-1.292]

Indirect + direct

  

1.063

Total

c 01

 

1.09 [0.667-1.512]

Moderation: Health *LOW_INCOME

γ 41

 

−0.645[−1.045--0.253]

Unemploy

Indirect

Through SES-related support: α 1 γ 10

0.001 [0.0-0.002]

0.004 [0.003-0.005]

Through psycho-social: α 2 γ 20

0.001 [0.00-0.001]

Through behavioural: α 3 γ 30

0.001 [0.001-0.002]

Through health: α 4 γ 40

0.001 [0.00-0.001]

Direct

γ 01

 

0.015 [0.004-0.026]

Indirect + direct

  

0.019

Total

c 01

 

0.02 [0.009-0.031]

Moderation: Health * UNEMPLOY

γ 41

 

−0.014 [−0.024--0.004]

Low_edu

Indirect

Through SES-related support: α 1 γ 10

0.012 [0.002-0.021]

0.135 [0.084-0.187]

Through psycho-social: α 2 γ 20

0.02 [0.013-0.027]

Through behavioural: α 3 γ 30

0.104 [0.054-0.154]

Direct

γ 01

 

0.437 [0.171-0.702]

Indirect + direct

  

0.572

Total

c 01

 

0.577 [0.31-0.843]

Low_ses

Indirect

Through SES-related support: α 1 γ 10

0.073 [0.026-0.119]

0.265 [0.203-0.328]

Through psycho-social: α 2 γ 20

0.051 [0.035-0.068]

Through behavioural: α 3 γ 30

0.124 [0.088-0.159]

Through health: α 4 γ 40

0.018 [0.002-0.033]

Direct

γ 01

 

1.177 [0.629-1.725]

Indirect + direct

  

1.442

Total

c 01

 

1.601 [1.059-2.143]

Emotion_unhappy

Indirect

Through SES-related support: α 1 γ 10

0.143 [0.047-0.239]

0.394 [0.253-0.536]

Through psycho-social: α 2 γ 20

0.077 [0.026-0.128]

Through behavioural: α 3 γ 30

0.175 [0.083-0.266]

Direct

γ 01

 

2.873 [0.156-5.591]

Indirect + direct

  

3.268

Total

c 01

 

3.566 [0.823-6.309]

Food_insecurity

Indirect

Through SES-related support: α 1 γ 10

0.097 [0.036-0.159]

0.314 [0.235-0.392]

Through psycho-social: α 2 γ 20

0.045 [0.027-0.063]

Through behavioural: α 3 γ 30

0.124 [0.085-0.163]

Through health: α 4 γ 40

0.047 [0.024-0.071]

Direct

γ 01

 

1.801 [1.007-2.596]

Indirect + direct

  

2.115

Total

c 01

 

2.186 [1.396-2.977]

Moderation: Health * FOOD_INSECURITY

γ 41

 

−1.073 [−1.82--0.326]

Insufficent_veg

Indirect

Through SES-related support: α 1 γ 10

0.039 [0.013-0.065]

0.172 [0.13-0.215]

Through psycho-social: α 2 γ 20

0.022 [0.009-0.035]

Through behavioural: α 3 γ 30

0.05 [0.027-0.074]

Through health: α 4 γ 40

0.061 [0.04-0.082]

Direct

γ 01

 

1.344 [0.644-2.044]

Indirect + direct

  

1.516

Total

c 01

 

1.574 [0.865-2.282]

Heavy_drinking

Indirect

Through SES-related support: α 1 γ 10

−0.025 [−0.045--0.006]

−0.134 [−0.176--0.092]

Through psycho-social: α 2 γ 20

−0.025 [−0.04--0.01]

Through behavioural: α 3 γ 30

−0.053 [−0.08--0.027]

Through health: α 4 γ 40

−0.031 [−0.052--0.009]

Direct

γ 01

 

−0.748 [−1.575-0.08]

Indirect + direct

  

−0.882

Total

c 01

 

−0.927 [−1.768--0.085]