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Table 3 The differences of physical activity, sleep quality and anxiety in different demographic variables

From: The effect of physical activity on anxiety through sleep quality among Chinese high school students: evidence from cross-sectional study and longitudinal study

variable

Physical activities

(M ± SD)

t

p

Sleep quality

(M ± SD)

t

p

Anxiety

(M ± SD)

t

p

Male

1.95 ± 0.78

21.32

< 0.001

5.38 ± 2.90

10.47

< 0.001

5.65 ± 4.76

12.74

< 0.001

Female

1.78 ± 0.73

5.72 ± 2.90

6.32 ± 4.75

Grade 10

1.93 ± 0.77

7.33

< 0.001

5.53 ± 2.89

0.77

0.555

5.93 ± 4.81

1.27

0.202

Grade 11

1.84 ± 0.76

5.57 ± 2.95

6.04 ± 4.87

Grade 12

1.83 ± 0.75

5.55 ± 2.88

5.97 ± 4.65

Urban

1.86 ± 0.76

0.90

0.369

5.54 ± 2.90

0.29

0.770

6.06 ± 4.80

2.67

0.008

Rural area

1.87 ± 0.76

5.55 ± 2.91

5.91 ± 4.75

Only child

1.89 ± 0.75

4.47

< 0.001

5.37 ± 2.86

10.35

< 0.001

5.62 ± 4.78

12.45

< 0.001

Not only child

1.85 ± 0.77

5.70 ± 2.93

6.28 ± 4.74

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BMC Psychiatry

ISSN: 1471-244X

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