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Table 5 Baseline characteristics of study sample

From: The Nutrition and Enjoyable Activity for Teen Girls (NEAT girls) randomized controlled trial for adolescent girls from disadvantaged secondary schools: rationale, study protocol, and baseline results

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)
  1. 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.
  2. 1Participants born in Australia
  3. 2Participants who speak English at home.
  4. 3One participant did not report their cultural background.
  5. 4n = 114 (Control), n = 116 (Intervention); N = 230 participants wore accelerometers for ≥600 minutes on ≥4 day.
  6. 5Participants meeting the MVPA of ≥60 minutes of MVPA.
  7. 6Participants not exceeding the SSR recommendations of ≥120 minutes each day.