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Table 3 Systolic and diastolic blood pressure of students in each sex after matched by height (mean ± s.d.)1

From: Blood pressure tables for Chinese adolescents: justification for incorporation of important influencing factors of height, age and sex in the tables

Sex

Age

p value**

12

13

14

15

16

17

Boys

SBP

102.5 + 8.5

103.8 + 8.8

104.2 + 9.3

106.1 + 9.3

108.7 + 9.8

110.4 + 9.7

<0.001

DBP

65.3 + 5.7

66.0 + 6.3

66.5 + 6.6

67.3 + 6.7

68.9 + 6.3

69.4 + 6.7

<0.001

N

361

361

361

361

361

361

 

Girls

SBP

98.6 + 8.1

98.9 + 8.1

99.3 + 8.1

100.5 + 8.2

100.9 + 8.4

101.4 + 8.8

<0.001

DBP

64.1 + 5.6

64.3 + 5.6

64.8 + 5.8

65.3 + 5.7

65.9 + 6.3

66.0 + 6.0

<0.001

N

1061

1061

1061

1061

1061

1061

 
  1. 1Abbreviations are as follows: SBP systolic blood pressure; DBP diastolic blood pressure.
  2. P > 0.05, vs. 12 years group; P > 0.05, vs. 13 years group; P > 0.05, vs. 14 years group; P > 0.05, vs. 15 years group; P > 0.05, vs. 16 years group.
  3. **Two-way analysis of variance.