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

Table 1 Height, systolic and diastolic blood pressure according to sex and age (mean ± s.d.)¹

Age	N		Height		p value^$	SBP		p value^$	DBP		p value^$
Age	Boys	Girls	Boys	Girls	p value^$	Boys	Girls	p value^$	Boys	Girls	p value^$
12	1022	1304	154.4 ± 8.2	153.8 ± 6.1	0.052	99.7 ± 8.3	98.2 ± 8.0	<0.001	64.2 ± 5.3	63.9 ± 5.5	0.233
13	1690	1965	161.0 ± 8.1	156.5 ± 5.6	<0.001	102.1 ± 9.2	99.0 ± 8.1	<0.001	65.4 ± 6.1	64.4 ± 5.6	<0.001
14	2717	3039	165.6 ± 7.0	157.8 ± 5.3	<0.001	104.6 ± 9.5	99.7 ± 8.3	<0.001	66.7 ± 6.4	65.1 ± 6.0	<0.001
15	3233	3823	168.8 ± 6.3	158.6 ± 5.4	<0.001	107.4 ± 9.4	100.7 ± 8.4	<0.001	68.2 ± 6.6	65.7 ± 6.1	<0.001
16	3491	4274	170.2 ± 6.0	158.8 ± 5.4	<0.001	109.6 ± 9.8	101.1 ± 8.4^▼	<0.001	69.4 ± 6.8	65.9 ± 6.1^▼	<0.001
17	2846	2817	170.7 ± 6.1	159.0 ± 5.4	<0.001	110.5 ± 9.7	102.2 ± 8.8	<0.001	70.0 ± 6.9	66.3 ± 6.1	<0.001

¹Abbreviations are as follows: SBP systolic blood pressure; DBP diastolic blood pressure.
^▼P > 0.05, vs. 15 years group.
^$ T-test.

ISSN: 1471-2431