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Table 3 Physical fitness differences in sex

From: Impact of home quarantine on physical fitness of school-aged children in Xi’an during COVID-19 lockdown: a cross-sectional study

 

Primary School

n = 2246

Middle School

n = 1209

High School

n = 1413

College

n = 3224

Male

M(SD)

Female

M(SD)

T

p

D

ES

Male

M(SD)

Female

M(SD)

T

p

D

ES

Male

M(SD)

Female

M(SD)

T

p

D

ES

Male

M(SD)

Female

M(SD)

T

p

D

ES

BMI (kg/m2)

17.9

(3.33)

17.2

(2.97)

5.601

< 0.001

0.24

S

20.7

(4.05)

20.6

(3.39)

0.329

0.743

0.02

N

22.0

(3.51)

21.7

(3.15)

1.674

0.094

0.09

N

22.4 (3.50)

21.1

(2.91)

11.559

< 0.001

0.41

M

VC (mL)

1796.8

(682.36)

1648.2

(629.57)

5.365

< 0.001

0.23

S

3134.1

(910.81)

2455.8

(584.74)

15.349

< 0.001

0.89

L

4364.7

(937.32)

2917.8

(673.35)

33.148

< 0.001

1.78

L

3845.6

(959.97)

3146.3

(870.01)

21.657

< 0.001

0.76

M

Standing Long Jump (cm)

  

-

-

  

186.9

(27.34)

152.4

(22.02)

24.162

< 0.001

1.39

L

211.4

(25.36)

157.1

(20.77)

43.878

< 0.001

2.35

L

206.8

(32.27)

177.3

(30.88)

26.495

< 0.001

0.94

L

Sit-ups a

29.4

(9.11)

27.9

(8.87)

3.415

< 0.001

0.17

N

 

30.9

(9.63)

×

×

   

32.9

(8.04)

×

×

   

32.8

(9.48)

×

×

  

Chin-ups

  

-

-

-

-

1.4

(2.61)

 

×

×

  

2.7

(3.29)

 

×

×

  

4.6

(4.65)

 

×

×

  

Sit-and-reach (cm)

7.5

(6.50)

12.9

(6.00)

20.661

< 0.01

0.87

L

7.3

(6.36)

13.0

(6.75)

-14.01

< 0.001

0.81

L

9.8

(7.31)

13.8

(6.74)

-10.918

< 0.001

0.58

M

13.1

(7.13)

15.3

(6.66)

-9.132

< 0.001

0.32

M

50m × 8 shuttle run (s) b

10.2

(1.18)

10.6

(1.20)

-5.866

< 0.001

0.36

S

  

-

-

    

-

-

    

-

-

  

1 min rope skipping

102.1

(36.07)

108.4

(32.71)

-4.319

< 0.001

0.18

N

  

-

-

    

-

-

    

-

-

  

50m sprint (s)

10.2

(1.18)

10.6

(1.20)

-7.993

< 0.001

0.34

S

8.5

(0.93)

9.7

(0.98)

21.585

< 0.001

1.24

L

7.7

(0.700

9.5

(0.80)

43.722

< 0.001

2.32

L

8.1

(1.14)

9.2

(1.13)

25.406

< 0.001

0.90

L

800m running (female)(s)

  

-

-

   

258.7

(30.19)

×

×

   

258.3

(27.22)

×

×

   

261.3

(27.67)

×

×

  

1000m running(male)(s)

  

-

-

  

288.5

(40.52)

 

×

×

  

262.0

(34.77)

 

×

×

  

268.3

(38.68)

 

×

×

  
  1. BMI: body mass index; VC: Vital Capacity; -: Students are not required to take part in this test; ×: The test was attended by male or female students only, and no sex differences were compared; a: Primary school students in grades 3 to 6 were tested sit-ups; b: Primary school students in grades 5 and 6 were tested 50 m × 8 shuttle run; M(SD): Mean (Standard Deviation); ES, effect size; N, no effect: d < 0.2; S, small effect: 0.2 ≤ d ≤ 0.5; M, medium effect:0.5 ≤ d ≤ 0.8; L, large effect: d > 0.8