Table 4 Regression analyses of the chained mediation model of self-control, mental toughness (standardized).

From: Analyzing the effect of physical exercise on social anxiety in college students using the chain mediation model

Outcome variable

Predictor variable

R

R2

F

β

t

Self-control

Physical exercise

0.241

0.058

10.863

0.233

5.436

Gender

0.035

0.817

Grade

0.061

1.428

Mental toughness

Physical exercise

0.201

0.041

5.588

0.141

3.183

Self-control

0.115

2.613

Gender

0.038

0.872

Grade

0.008

0.180

Social anxiety

Physical exercise

0.482

0.232

31.931

− 0.228

− 5.675

Self-control

− 0.174

− 4.389

Mental toughness

− 0.293

− 7.527

Gender

− 0.060

1.541

Grade

− 0.016

− 0.427