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Table 3 Anthropometric characteristics of the participants in the BMI and gender groups (mean ± SD)

From: Accelerated skeletal maturation is associated with overweight and obesity as early as preschool age: a cross-sectional study

Group

N

CA (years)

SA (years)

Relative SA (years)

BMI (kg/m2)

Weight (kg)

Height (cm)

Total

1330

4.9 ± 0.8

4.8 ± 1.2**

−0.1 ± 0.9

16.8 ± 2.1

20.8 ± 4.6

110.7 ± 7.8

 Males

730

4.9 ± 0.8

4.8 ± 1.2*

−0.1 ± 0.9

17.0 ± 2.1

21.3 ± 4.7

111.4 ± 7.7

 Females

600

4.8 ± 0.8

4.8 ± 1.2**

−0.1 ± 0.9

16.5 ± 2.2##

20.2 ± 4.5##

109.9 ± 7.7##

Thinness

102

4.8 ± 0.8

4.4 ± 1.2**

−0.5 ± 0.9

13.7 ± 0.7

16.6 ± 1.9

110.0 ± 7.0

 Males

46

4.8 ± 0.8

4.4 ± 1.3**

−0.4 ± 0.9

13.9 ± 0.6

17.0 ± 1.9

110.5 ± 6.9

 Females

56

4.8 ± 0.8

4.3 ± 1.2**

−0.5 ± 0.9

13.6 ± 0.7#

16.3 ± 1.9

109.6 ± 7.0##

Normal

796

4.7 ± 0.8

4.5 ± 1.0**

−0.3 ± 0.8

15.9 ± 0.9

18.9 ± 2.6

108.8 ± 7.1

 Males

431

4.8 ± 0.8

4.5 ± 1.1**

−0.3 ± 0.8

16.0 ± 0.8

19.2 ± 2.6

109.4 ± 7.0

 Females

365

4.7 ± 0.8

4.5 ± 1.0**

−0.2 ± 0.8

15.8 ± 0.9##

18.5 ± 2.6##

108.2 ± 7.1#

Overweight

286

5.1 ± 0.9

5.3 ± 1.2**

0.2 ± 0.9

18.2 ± 0.6

23.5 ± 3.3

113.2 ± 7.6

 Males

167

5.1 ± 0.9

5.4 ± 1.2**

0.3 ± 0.8

18.4 ± 0.6

23.8 ± 3.5

113.6 ± 7.7

 Females

119

5.1 ± 0.8

5.2 ± 1.3

0.2 ± 1.0

18.1 ± 0.5##

23.0 ± 3.1#

112.6 ± 7.5

Obese

146

5.3 ± 0.8

5.8 ± 1.4**

0.4 ± 1.1

21.1 ± 1.9

28.7 ± 4.9

116.3 ± 8.0

 Males

86

5.3 ± 0.7

5.7 ± 1.3**

0.4 ± 1.0

21.1 ± 1.7

29.1 ± 4.5

117.3 ± 7.6

 Females

60

5.3 ± 0.8

5.8 ± 1.5**

0.5 ± 1.1

21.1 ± 2.0

28.1 ± 5.3

114.9 ± 8.4

  1. BMI Body Mass Index, SD Standard Deviation, CA Chronological Age, SA Skeletal Age, relative SA: relative skeletal age (SA - CA). Statistics for SA vs. CA in columns
  2. *P < 0.05
  3. **P < 0.01
  4. Statistics for males vs. females in rows, #: P < 0.05, ##: P < 0.01