Table 6 Regression analysis of the relationship of variables in the model.

From: Analyzing the effects of physical exercise on procrastination among college students using a chain-of-intermediates model

Equation of regression

Overall fit index

Significance of regression coefficient

Result variable

Variable of prediction

R

R2

F

β

t

p

Time management tendencies

Gender

0.158

0.025

7.397

0.031

0.893

0.372

Grade

   

-0.032

-0.960

0.337

Physical exercise

   

0.161***

4.622

0.000

Mobile phone dependence

Gender

0.549

0.301

92.749

0.016

0.543

0.588

Grade

   

0.039

1.379

0.168

Physical exercise

   

-0.520***

-17.363

0.000

Time management tendencies

   

-0.100***

-3.475

0.000

Procrastination

Gender

0.575

0.331

85.069

0.056

1.926

0.054

Grade

   

0.034

1.214

0.225

Physical exercise

   

-0.332***

-9.760

0.000

Time management tendencies

   

-0.241***

-8.480

0.000

Mobile phone dependence

   

0.190***

5.682

0.000

Procrastination

Gender

0.490

0.240

90.632

0.050

1.646

0.100

Grade

   

0.050

1.676

0.094

Physical exercise

   

-0.473***

-15.342

0.000

  1. *p<0.05, **p < 0.01, ***p < 0.001.