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Table 9 Interaction effect analysis for total the PCS score (N = 2,080)

From: The association between exposure and psychological health in earthquake survivors from the Longmen Shan Fault area: the mediating effect of risk perception

Variables

PCS

 

B

SE

Beta

â–³R2

R2

Step 1

   

0.048**

0.048**

 Gender

0.820

0.112

0.174

  

 Age

0.100

0.066

0.038

  

 Ethnic group

0.031

0.083

0.009

  

 Education

0.257

0.013

0.061

  

 Income

0.605

0.103

0.176**

  

 Housing

−0.062

0.044

−0.032*

  

Step 2

   

0.135**

0.184**

 DRP

−0.129

0.018

−0.360**

  

 IRP

−0.042

0.002

−0.033

  

Step 3

   

0.046**

0.230**

 SS

0.173

0.021

0.184**

  

 OS

0.049

0.002

0.034

  

 SA

0.102

0.012

0.058

  

Step 4

   

0.008**

0.238**

 DRP × SS

0.044

0.010

0.045**

  

 DRP × OS

0.005

0.001

0.024

  

 DRP × SA

0.013

0.004

0.014

  

 IRP × SS

0.004

0.003

0.023

  

 IRP × OS

0.029

0.003

0.004

  

 IRP × SA

0.007

0.011

0.024

  
  1. * < 0.05; ** < 0.01
  2. B unstandardized, beta standardized coefficients, R2 explanation rate, â–³R2 change in explanation rate in each step
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BMC Public Health

ISSN: 1471-2458

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