Table 1

Baseline characteristics of the sample (n = 425)

Adolescent boys (n = 214)

Adolescent girls (n = 211)

p


Age (yrs)

14.9 ± 1.2

14.8 ± 1.4

0.370

Weight (kg)

64.4 ± 13.3

56.3 ± 10.6

<0.001

Height (m)

1.7 ± 0.1

1.6 ± 0.1

<0.001

Body mass index (kg/m2)

22.1 ± 3.9

21.6 ± 3.5

0.177

Non-overweight/Overweight

154/60

162/39

0.020

Waist circumference (cm)

77.1 ± 9.4

71.1 ± 8.4

<0.001

Sexual maturation (I/II/III/IV/V)

1/10/28/86/89

0/5/18/110/78

<0.001

Triglycerides (mg/dl)§

71.1 ± 31.8

65.1 ± 27.0

0.037

Total cholesterol (mg/dl)§

155.8 ± 26.3

170.1 ± 25.4

<0.001

HDL-cholesterol (mg/dl)§

51.4 ± 10.0

59.4 ± 11.8

<0.001

LDL-cholesterol (mg/dl)§

90.2 ± 23.5

97.8 ± 22.7

0.001

Glucose (mg/dl)§

95.4 ± 9.7

91.5 ± 8.4

<0.001

Apoliprotein-A1 (mg/dl)§

115.5 ± 15.5

125.5 ± 17.5

<0.001

Apoliprotein-B100 (mg/dl)§

65.9 ± 14.8

69.3 ± 13.4

0.013

Lipoprotein(a) (mg/dl)§

30.8 ± 36.8

31.6 ± 38.9

0.683

Low TV viewing/High TV viewing

89/125

111/100

0.023


Values are mean ± SD. §Values were natural log-transformed, but not transformed values are presented in the table. High TV viewing: >3 hrs/day. Statistical analyses were analysis of variance for continuous variables and the Chi-square test for categorical variables.

Martinez-Gomez et al. BMC Public Health 2010 10:274   doi:10.1186/1471-2458-10-274

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