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Journal of Population Sciences

Table 8 Marginal effects of the Probit models

From: Effects of COVID-19 lockdown on university students’ anxiety disorder in Italy

 

Model A

Model B

dy/dx

Std. Err

p value

dy/dx

Std. Err

p value

Dummy sex: 1 = female

0.197

0.015

***

0.150

0.016

***

Dummy age: 1 = 18–21

− 0.025

0.015

 

− 0.017

0.017

 

University (Ref: Messina)

 Marche polytechnic

− 0.044

0.017

*

− 0.027

0.020

 

 Udine

− 0.014

0.017

 

− 0.006

0.020

 

 Dummy course degree: 1 = Bachelor’s

0.034

0.015

*

− 0.002

0.017

 

Area of study (Ref: Economics and Law)

 Medicine

− 0.099

0.022

***

− 0.122

0.024

***

 Sciences

− 0.018

0.018

 

− 0.074

0.021

***

 Humanities and education

− 0.042

0.022

 

− 0.059

0.025

*

 Dummy changed home: 1 = Yes

0.071

0.015

***

0.100

0.017

***

 Dummy scholarship: 1 = Yes

0.030

0.014

*

0.032

0.015

*

 Dummy outdoor space: 1 = Yes

− 0.071

0.016

***

− 0.054

0.019

**

 Dummy distance learning: 1 = Yes

− 0.045

0.017

**

− 0.020

0.019

 
  1. *p < 0.05; **p < 0.01; ***p < 0.001. dy/dx for factor levels is the discrete change from the base level