Table 5

Baseline characteristics of study sample

Characteristics

Control (n = 179)

NEAT Girls (n = 178)

Total (N = 357)


Mean

SD(SE)

Mean

SD(SE)

Mean

SD(SE)


Age (years)

13.2(13.2)

.4(0.04)

13.2(13.2)

.4(0.04)

13.2

.5(0.024)


Country of birth, n (%)1

174

97.2%

175

98.3%

349

97.8%

Language spoken at home, n (%)2

176

98.3%

176

98.9%

352

98.6%

Cultural background3

Australian, n (%)

153

85.5%

152

85.4%

305

85.4%

Asian, n (%)

1

.6%

3

1.7%

4

1.1%

European, n (%)

18

10.1%

18

10.1%

36

10.1%

Other, n (%)

7

4.0%

4

2.2%

11

3.1%


Weight (kg)

58.4(58.4)

13.8(1.44)

58.4(58.3)

14.2(1.44)

58.4

13.9(0.74)

Height (m)

1.61(1.61)

.07(0.00)

1.60(1.60)

.06(0.01)

1.60

.07(0.00)

BMI (kg/m2)

22.6(22.6)

4.5(0.48)

22.7(22.7)

4.7(0.48)

22.6

4.6(0.24)

BMI z-score

.78(0.78)

1.17(0.12)

.82(0.82)

1.12(0.12)

.80

1.14(0.06)

BMI Category

Underweight, n (%)

1

.6%

1

.6%

2

.6%

Healthy weight, n (%)

99

55.3%

103

57.9%

202

56.6%

Overweight, n (%)

50

27.9%

43

24.2%

93

26.1%

Obese, n (%)

29

16.2%

31

17.4%

60

16.8%

BIA (body fat %)

28.3(28.3)

6.8(1.02)

29.6(29.5)

6.5(1.03)

28.9

6.7(0.35)


Push-up test (reps)

12(12.1)

8(1.12)

12(12.1)

9(1.12)

12

8(0.44)

Prone support test (s)

48(48.0)

34(5.32)

54(53.4)

34(5.33)

51

34(1.82)


MVPA (mins/day)4

33.6(33.7)

16.4(2.63)

36.9(36.6)

17.7(2.63)

35.3

17.1(1.27)

Meeting MVPA guideline, n (%)5

11

9.6%

13

11.2

24

10.4%


SSR (mins/day)

262.4(262.5)

170.5(18.81)

284(284.5)

162.3(18.90)

273.2

166.6(8.83)

Meeting SSR guidelines, n (%)6

23

12.8%

17

9.6%

40

11.2%


Dietary intake (kJ/kg/day)

163.4(163.3)

81.3(8.69)

173.0(173.8)

91.4(8.71)

168.2

86.5(4.58)


Note. SD = Standard deviation; SE = Standard error; BMI = Body mass index; BIA = Bioelectrical impedance analysis; MVPA = Moderate-to-vigorous physical activity minutes per day; s = Seconds; mins = Minutes; SSR = Small screen recreation.

1Participants born in Australia

2Participants who speak English at home.

3One participant did not report their cultural background.

4n = 114 (Control), n = 116 (Intervention); N = 230 participants wore accelerometers for ≥600 minutes on ≥4 day.

5Participants meeting the MVPA of ≥60 minutes of MVPA.

6Participants not exceeding the SSR recommendations of ≥120 minutes each day.

Lubans et al. BMC Public Health 2010 10:652   doi:10.1186/1471-2458-10-652

Open Data