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Table 1 Descriptive statistics and Pearson’s correlation coefficients of the measurements

From: Physical activity improves mental health through resilience in Hong Kong Chinese adolescents

    

Correlation coefficients

 

n

Mean

SD

2

3

4

5

6

7

8

1. Age (years)

769

12.28

0.77

0.00

−0.02

0.02

0.02

−0.05

−0.07

0.06

2. Physical activity level

695

5.41

2.68

 

0.66***

0.21***

0.25***

0.05

0.06

0.09*

3. Mental well-being

751

48.02

8.43

  

0.33***

0.44***

0.34***

0.35***

0.02

4. Self-efficacy

757

27.70

6.06

   

0.66***

0.26***

0.25***

0.09*

5. Resilience

736

64.38

16.57

    

0.43***

0.39***

0.05

6. School connectedness

753

23.58

4.98

     

0.67***

−0.05

7. Family connectedness

754

43.28

9.47

      

−0.01

8. SES

775

−1.69

1.00

       
  1. n = Effective sample size; SD = Standard Deviation; SES = Socioeconomic status; *p < 0.05; ***p < 0.001.