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Table 5 The direct and moderating effects of online social support on NSSI engagement among male and female youth

From: Risky or protective? Online social support’s impact on NSSI amongst Chinese youth experiencing stressful life events

Independent Variables

whether NSSI occured (reference: No)

NSSI for males (N = 998)

NSSI for females(N = 1202)

Model 3 M

Model 4 M

Model 5 M

Model 6 M

Model 7 M

Model 8 M

Model 3F

Model 4F

Model 5F

Model 6F

Model 7F

Model 8F

stressful life events

            

Punishment

0.247***

0.383***

0.288***

0.341***

0.311***

0.293***

0.239

0.248***

0.041

0.038

0.041

0.059

Learning pressures

0.016

0.019

0.213***

0.011

0.013

0.014

0.298**

0.331**

0.357***

0.325***

0.333***

0.327***

Loss

0.033

0.035

0.038

0.187***

0.002

0.004

0.088

0.093

0.091

0.113***

0.098

0.094

Interpersonal relationships

0.013

0.018

0.016

0.014

0.183***

0.002

0.161***

0.183***

0.186***

0.183***

0.184***

0.184***

adaption

0.177+

0.181

0.187

0.188

0.188

0.293***

0.108

0.066

0.053

0.053

0.047

0.333***

Social support

            

Online social support

0.030

−0.014

−0.015

− 0.014

−0.158

− 0.017

0.074

0.070

0.337

0.161

0.093

0.164

Control variables

            

Age

0.051

0.059

0.053

0.056

0.055

0.062

−0.139**

−0.284***

−0.280***

−0.277***

− 0.279***

−0.270***

Schooling stages:

University (Middle school)

−0.003

−0.005

− 0.004

−0.003

− 0.001

−0.006

− 0.013

−0.019

− 0.011

−0.013

− 0.011

−0.011

Single child (not single)

−0.019

−0.025

− 0.024

−0.025

− 0.025

−0.024

− 0.011

0.030

0.031

0.039

0.039

0.032

Marital status of parents:

Remarriage (first marriage)

0.186+

0.198+

0.198+

0.198+

0.197+

0.199+

0.241*

0.253*

0.253*

0.251*

0.249*

0.249*

Divorced (first marriage)

0.162**

0.183**

0.188**

0.185*

0.184*

0.181*

0.117**

0.120**

0.118**

0.117**

0.114**

0.119**

Widowed (first marriage)

0.038

0.040

0.049

0.040

0.040

0.049

0.028

0.029

0.020

0.021

0.029

0.020

Moderation analysis

            

Punishment * Online social support

 

−0.385

     

−0.415***

    

Learning pressures * Online social support

  

−0.381

     

− 0.410***

   

Loss * Online social support

   

−0.386***

     

− 0.400***

  

Interpersonal relationships * Online social support

    

−0.384***

     

− 0.425***

 

adaption * Online social support

     

−0.388***

     

− 0.423***

95% CI

0.77, 0.83**

0.73, 0.75**

0.81, 0.86**

0.83, 0.86**

0.85, 0.88**

0.83, 0.86**

0.81, 0.83**

0.78, 0.85**

0.78, 0.86**

0.75, 0.78**

0.81, 0.93**

0.86, 0.89**

−2 Log Likelihood

518.52***

533.78**

568.77***

571.38**

552.66***

563.51**

616.32***

746.58***

724.67***

738.54***

771.38***

767.31***

Cox & Snell R2

0.051

0.063

0.067

0.068

0.063

0.061

0.055

0.066

0.062

0.063

0.067

0.068

Nagelkerke R2

0.067

0.076

0.072

0.077

0.073

0.074

0.073

0.085

0.086

0.084

0.087

0.087

  1. Note: M stands for “males”, F for “females”. All regression coefficients reported in the table were standard regression coefficients. + p < .10；*p < .05；**p < .01；***p < .001
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BMC Psychiatry

ISSN: 1471-244X

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