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Table 3 Prevalence of having 60 minutes of either exercise or non-exercise physical activity in school days and holidays

From: Prevalence of exercise and non-exercise physical activity in Chinese adolescents

 

Boys (n = 14,274)

Girls (n = 17,731)

 
 

%

%

*P

School days

   

Age group

   

   12 or below

74.4

73.6

0.51

   13

74.7

71.0

0.003

   14

75.7

71.4

<0.001

   15

76.6

71.6

<0.001

   16

76.0

69.1

<0.001

   17

76.4

65.9

<0.001

   18 or above

70.9

64.2

<0.001

   All

75.1

70.3

<0.001

P for trend

0.68

<0.001

 

Holidays

   

Age group

   

   12 or below

81.5

81.7

0.87

   13

80.4

81.9

0.18

   14

81.1

80.2

0.40

   15

82.8

81.9

0.43

   16

82.5

78.5

0.001

   17

83.4

78.8

0.002

   18 or above

82.1

78.4

0.015

   All

81.8

80.5

0.003

P for trend

0.04

<0.001

 
  1. * P-value for the level of significance of sex differences determined by Pearson's Chi-square test