Table 3 Correlation matrix of covariates and studied variables for the three populations

 1. Age

–

 2. Gender

−0.056

–

 3. Education

−0.196**

−0.103

–

 4. Resilience

0.176*

−0.125

0.098

–

 5. Trust of information

0.032

0.075

0.062

0.128

–

 6. Fear of COVID-19

−0.091

0.132

0.051

−0.026

0.332**

–

 7. Suicidal thoughts severity

−0.096

−0.091

− 0.034

−0.169*

− 0.181**

0.032

–

 8. Insomnia severity

−0.06

0.034

0.022

−0.342**

0.026

0.166*

0.108

–

 1. Age

–

 2. Gender

−0.014

–

 3. Education

0.107*

−0.076

–

 4. Resilience

0.002

−0.08

0.086

–

 5. Trust of information

−0.021

0.108*

−0.068

0.006

–

 6. Fear of COVID-19

0.05

0.158**

−0.149**

−0.187**

0.118**

–

 7. Suicidal thoughts severity

−0.055

−0.036

− 0.085

−0.026

− 0.066

0.139**

–

 8. Insomnia severity

0.067

0.053

−0.153**

−0.325**

− 0.023

0.342**

0.108*

–

 1. Age

–

 2. Gender

−0.134**

–

 3. Education

−0.114**

−0.049

–

 4. Resilience

0.063*

−0.108**

0.068*

–

 5. Trust of information

−0.005

− 0.008

0.023

0.157**

–

 6. Fear of COVID-19

−0.053

−0.019

− 0.064

−0.028

0.17**

–

 7. Suicidal thoughts severity

−0.036

−0.024

0.007

−0.156**

− 0.084**

0.191**

–

 8. Insomnia severity

−0.009

0.049

−0.013

−0.295**

− 0.059*

0.231**

0.322**

–