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Table 1 Descriptive characteristics of the population study, according to gender.

From: Obesity and metabolic syndrome in 7-9 years-old Portuguese schoolchildren

 

Boys (n= 40)

Girls (n= 42)

p

Age (y)

8.7 ± 0.8

8.6 ± 0.7

0.721a

Weight (kg)

43.5 ± 6.4

41.4 ± 6.0

0.128a

Height (cm)

136.8 ± 5.9

134.2 ± 5.6

0.049a

BMI (kg/m2)

23.14 ± 2.22

22.85 ± 2.07

0.530a

z-BMI

2.00 ± 0.29

1.86 ± 0.26

0.026a

Waist circumference (cm)

74.1 ± 5.8

71.5 ± 5.9

0.044a

Systolic BP (mmHg)

117.2 ± 8.1

115.4 ± 9.8

0.402a

Diastolic BP (mmHg)

64.0 ± 10.9

61.9 ± 8.3

0.330a

HOMA-IR

1.71 ± 0.90

1.79 ± 0.89

0.798b

Birth weight (g)

3523 ± 429

3337 ± 472

0.072a

Acanthosis (n; %)

13 (32.5%)

5 (11.9%)

0.024c

Metabolic Syndrome (n; %)

6 (15.0%)

7 (16.7%)

0.836c

  1. Data presented as mean ± SD for continuous variables and as frequency (%) for dichotomous variables.
  2. a t-student test for the differences between genders.
  3. b Mann-Whitney for the differences between genders.
  4. c Chi-square test for the independence between gender and each variable.