Table 2 Correlation matrix between body mass index, waist circumference, waist-to-height ratio, and blood pressure among Chinese children aged 7–16 years: The Childhood Obesity Study in China Mega-cities (n = 1626)†.

From: Associations between general and central obesity and hypertension among children: The Childhood Obesity Study in China Mega-Cities

 

BMI

WC

WHtR

SBP

DBP

(1) BMI

1

    

(2) WC

0.88***

1

   

(3) WHtR

0.87***

0.94***

1

  

(4) SBP

0.43***

0.44***

0.35***

1

 

(5) DBP

0.19***

0.19***

0.15***

0.58***

1

  1. BMI, body mass index; WC, waist circumference; WHtR, waist-to-height ratio; SBP, systolic blood pressure; DBP, diastolic blood pressure.
  2. †Adjusted for age and city.
  3. ***Correlation was significant at P < 0.001 level (2-tailed).
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