Table 1.  Descriptive data of the participants. Data are means (SD).

Variable

All children
n = 242

Boys
n = 122

Girls
n = 120

Age (years)

10.7 (0.6)

10.7 (0.6)

10.7 (0.6)

BMI (kg·m-2)

19.1 (3.5)

20.3 (3.9)

17.9 (2.7)

SBP (mmHg)

105 (9.5)

106 (9.7)

104 (9.2)

DBP (mmHg)

62 (7.9)

62 (8.0)

62 (7.9)

20m shuttles completed

29 (13.2)

29 (12.7)

28 (13.8)

Physical activity (min·day-1)

74 (40.2)

74 (40.8)

74 (39.6)

Total cholesterol (mmol·L-1)

4.4 (0.6)

4.3 (0.6)

4.6 (0.6)

Ratio TC:HDL

3.3 (0.9)

3.2 (0.8)

3.4 (0.9)

HDL cholesterol (mmol·L-1)

1.4 (0.4)

1.4 (0.4)

1.4 (0.3)

LDL cholesterol (mmol·L-1)

2.5 (0.6)

2.5 (0.5)

2.7 (0.6)

Triglycerides (mmol·L-1)

0.9 (0.5)

0.8 (0.5)

1.0 (0.4)
  Abbreviations: BMI = body mass index, SBP = systolic blood pressure, DBP = diastolic blood pressure, TC = total cholesterol, HDL = high density lipoprotein, LDL = low density lipoprotein.