Table 5 Comparison of physical fitness indicators among Chinese university students with different BMI levels ( boys)

Project

Age(yrs)

BMI

Cohen’s d^#

Emaciated (A)

Normal (B)

Overweight (C)

Obesity (D)

N

Mean ± SD

N

Mean ± SD

N

Mean ± SD

N

Mean ± SD

A/B

A/C

A/D

B/C

B/D

C/D

Vital capacity

19 yrs

535

3612.86 ± 662.30

2469

3833.71 ± 686.74

962

4019.64 ± 743.52

127

3882.23 ± 785.04

0.3

0.6

0.4

0.3

0.1

0.2

20 yrs

466

3706.21 ± 682.11

3168

4000.19 ± 685.65

1107

4019.19 ± 693.20

55

3811.57 ± 646.86

0.4

0.5

0.2

0.0

0.3

0.3

21 yrs

289

3757.01 ± 704.10

2623

4003.28 ± 737.41

693

4180.55 ± 680.77

159

4151.31 ± 692.36

0.3

0.6

0.6

0.2

0.2

0.0

22 yrs

278

3796.04 ± 776.32

2580

4191.28 ± 710.34

756

4242.39 ± 726.73

143

4275.09 ± 717.37

0.5

0.6

0.6

0.1

0.1

0.0

19–22 yrs

1568

3699.65 ± 700.03

10,840

4008.5 ± 715.04

3518

4099.06 ± 718.46

484

4078.67 ± 739.66

0.4

0.6

0.5

0.1

0.1

0.0

Sit and reach

19 yrs

535

12.70 ± 6.45

2469

13.29 ± 6.06

962

12.71 ± 6.26

127

12.23 ± 5.42

0.1

0.0

0.1

0.1

0.2

0.1

20 yrs

466

11.77 ± 6.06

3168

12.83 ± 6.13

1107

12.27 ± 5.99

55

9.53 ± 6.03

0.2

0.1

0.4

0.1

0.5

0.5

21 yrs

289

12.55 ± 6.06

2623

13.50 ± 6.04

693

12.79 ± 5.91

159

10.81 ± 5.95

0.2

0.0

0.3

0.1

0.4

0.3

22 yrs

278

13.18 ± 5.50

2580

14.11 ± 5.57

756

13.50 ± 5.75

143

12.74 ± 6.02

0.2

0.1

0.1

0.1

0.2

0.1

19–22 yrs

1568

12.48 ± 6.12

10,840

13.40 ± 5.98

3518

12.76 ± 6.01

484

11.61 ± 5.93

0.2

0.0

0.1

0.1

0.3

0.2

Pull-up/Situp

19 yrs

535

8.68 ± 4.78

2469

8.02 ± 4.88

962

5.62 ± 4.39

127

4.39 ± 4.11

0.1

0.7

1.0

0.5

0.8

0.3

20 yrs

466

7.63 ± 4.49

3168

7.46 ± 4.57

1107

6.74 ± 5.09

55

9.00 ± 6.27

0.0

0.2

0.3

0.1

0.3

0.4

21 yrs

289

8.11 ± 5.35

2623

7.87 ± 5.22

693

5.77 ± 4.34

159

4.09 ± 3.65

0.0

0.5

0.9

0.4

0.8

0.4

22 yrs

278

7.57 ± 4.48

2580

7.57 ± 4.13

756

6.48 ± 3.99

143

4.79 ± 3.51

0.0

0.3

0.7

0.3

0.7

0.4

19–22 yrs

1568

8.07 ± 4.77

10,840

7.71 ± 4.72

3518

6.19 ± 4.56

484

4.93 ± 4.36

0.1

0.4

0.7

0.3

0.6

0.3

Standing long jump

19 yrs

535

227.58 ± 21.36

2469

227.16 ± 20.94

962

219.70 ± 19.64

127

212.50 ± 23.44

0.0

0.4

0.7

0.4

0.7

0.3

20 yrs

466

220.16 ± 22.08

3168

222.54 ± 20.79

1107

215.88 ± 21.07

55

210.81 ± 20.03

0.1

0.2

0.4

0.3

0.6

0.2

21 yrs

289

220.28 ± 24.34

2623

221.22 ± 22.87

693

216.22 ± 20.68

159

210.80 ± 24.24

0.0

0.2

0.4

0.2

0.4

0.2

22 yrs

278

217.39 ± 26.73

2580

223.86 ± 20.71

756

217.74 ± 19.39

143

211.48 ± 21.5

0.3

0.0

0.2

0.3

0.6

0.3

19–22 yrs

1568

222.22 ± 23.48

10,840

223.59 ± 21.43

3518

217.39 ± 20.31

484

211.45 ± 22.73

0.1

0.2

0.5

0.3

0.5

0.3

50 m dash

19 yrs

535

7.66 ± 0.75

2469

7.58 ± 0.73

962

7.80 ± 0.75

127

7.99 ± 0.69

0.1

0.2

0.5

0.3

0.6

0.3

20 yrs

466

7.74 ± 0.78

3168

7.62 ± 0.70

1107

7.83 ± 0.76

55

8.16 ± 0.94

0.2

0.1

0.5

0.3

0.7

0.4

21 yrs

289

7.72 ± 0.86

2623

7.66 ± 0.75

693

7.81 ± 0.73

159

7.94 ± 0.76

0.1

0.1

0.3

0.2

0.4

0.2

22 yrs

278

7.82 ± 0.76

2580

7.66 ± 0.71

756

7.84 ± 0.72

143

8.12 ± 0.81

0.2

0.0

0.4

0.3

0.6

0.4

19–22 yrs

1568

7.73 ± 0.78

10,840

7.63 ± 0.72

3518

7.82 ± 0.74

484

8.03 ± 0.79

0.1

0.1

0.4

0.3

0.5

0.3

1000/800 m run

19 yrs

535

300.35 ± 60.34

2469

279.68 ± 55.96

962

287.17 ± 56.59

127

297.12 ± 53.03

0.4

0.2

0.1

0.1

0.3

0.2

20 yrs

466

321.83 ± 64.73

3168

292.33 ± 62.03

1107

297.89 ± 57.88

55

313.92 ± 45.46

0.5

0.4

0.1

0.1

0.4

0.3

21 yrs

289

304.32 ± 60.48

2623

298.03 ± 57.97

693

297.33 ± 52.91

159

307.53 ± 61.29

0.1

0.1

0.1

0.0

0.2

0.2

22 yrs

278

302.08 ± 60.85

2580

291.90 ± 50.03

756

290.26 ± 48.42

143

296.29 ± 43.27

0.2

0.2

0.1

0.0

0.1

0.1

19–22 yrs

1568

307.77 ± 62.42

10,840

290.72 ± 57.34

3518

293.21 ± 54.82

484

302.20 ± 52.78

0.3

0.2

0.1

0.0

0.2

0.2