Low Diagnostic Accuracy of Body Mass Index-Based and Waist Circumference-Based References of Childhood Overweight and Obesity in Identifying Overfat among Chinese Children and Adolescents
Table 1
Clinical characteristics of participants.
Boys(n=1135)
Girls(n=999)
Median (range)
percentile
percentile
Median (range)
percentile
percentile
Age-z
0.07
-1.78
1.64
0
-1.64
2.01
(-1.97-2.21)
(-1.97--1.68)
(1.44-2.21)
(-1.83-2.18)
(-1.83--1.59)
(1.59-2.18)
BW-z
-0.01
-1.72
2.23
-0.04
-1.76
2.15
(-2.27-3.66)
(-2.27--1.54)
(1.75-3.66)
(-2.24-5.69)
(-2.24--1.52)
(1.68-5.69)
BH-z
0.28
-2.03
1.48
0.23
-2.37
1.53
(-2.82-2.16)
(-2.82--1.83)
(1.34-2.16)
(-3.44-2.13)
(-3.44--2.07)
(1.33-2.13)
WC-z
-0.16
-1.43
2.59
-0.2
-1.51
2.43
(-2.2-4.76)
(-2.2--1.25)
(1.98-4.76)
(-2.13-6.13)
(-2.13--1.33)
(1.88-6.13)
WHtR-z
-0.23
-1.32
2.44
-0.17
-1.42
2.51
(-1.95-4.95)
(-1.95--1.17)
(1.97-4.95)
(-1.96-5.54)
(-1.96--1.24)
(1.97-5.54)
BMI-z
-0.18
-1.45
2.43
-0.17
-1.45
2.38
(-2.09-4.37)
(-2.09--1.3)
(1.94-4.37)
(-2.04-5.71)
(-2.04--1.3)
(1.84-5.71)
%BF-z
-0.21
-1.39
2.42
-0.14
-1.57
2.38
(-1.95-4.14)
(-1.95--1.26)
(1.93-4.14)
(-2.25-5.77)
(-2.25--1.37)
(1.84-5.77)
Note: BW, body weight; BH, body height; WC, waist circumference; WHtR, waist-for-height ratio; BMI, body mass index; %BF, body fat percentage measured by BIA; p<0.05, boys versus girls.