Comparison of China Reference with Different National and International References: The Prevalence of High Blood Pressure in 695,302 Children and Adolescents in a Metropolis of Yangtze River Delta, China

Table 1

Prevalence of high blood pressure (%) in the study population based on the 4 reference systems stratified by weight status or age.

	Weight status (BMI)				Age (years)
	Normal	Overweight	Obese	value	7–12	13–17	value
U.S.	22.1	31.8	41.8	<0.001	26.0	26.0	0.997
International	16.3	25.9	34.6	<0.001	18.5	25.6	<0.001
Europe	16.4	24.1	32.5	<0.001	18.7	22.4	<0.001
China	16.6	23.0	29.8	<0.001	17.8	24.3	<0.001

value represents differences among categories.