Physical Activity Guidelines Advisory Committee Report
Part G. Section 9: Youth
Table G9.A2. Cardiorespiratory Fitness, Experimental Studies. Part
1. Randomized Controlled Trials
Reference |
Subjects/Duration |
Results |
Adiputra et al., 1996 (1) |
N=60, 0% F, 17-19 years, Duration: 8 weeks |
↑ VO2max 15.3% |
McManus et al., 1997
(2) |
N=30, 100% F, 9.6 years, Duration: 8 weeks |
Cycle Group: ↑ VO2peak 9%, Sprint
Group: ↑8% |
Welsman et al., 1997 (3) |
N=51, 100% F, 9-10 years, Duration: 8 weeks |
VO2peak did not significantly ↑ |
Ewart et al., 1998 (4) |
N=88, 100% F, 70% AA, Duration: 18 weeks |
Exercise Group ↑ CRF 11% compared to Control |
Gutin et al., 2002 (5) |
N=80, 68% F, 13-16 years, 69% AA Lifestyle Education +
Training vs. Lifestyle Education alone, Duration: 8 months |
Lifestyle Education + Training ↑ VO2max
significantly more than Lifestyle Education |
Mandigout et al., 2002 (6) Group Randomized Trial |
N=84, 47% F, 10-11 years, Duration: 13 weeks |
M: ↑ VO2max 5.1%, F: ↑
VO2max 8.6% |
Obert et al., 2003 (7) Group Randomized Trial |
N=35, 49% F, 10-11 years, Duration: 13 weeks |
M: ↑ VO2max 15%, F: ↑
VO2max 8% |
Crews et al., 2004 (8) |
N=66, 50% F, 3rd-5th grade, 100% Hispanic |
Exercise Group ↑ CRF 16% compared to Control |
Baquet et al., 2004 (9) Group Randomized Trial |
N=100, 54% F, 8-11 years, Duration: 7 weeks |
High-intensity Group improved run by 5.4% |
↑, increase; AA, African American; CRF, cardiorespiratory fitness;
F, female; M, male; N, number
Table G9.A2. Cardiorespiratory Fitness, Experimental Studies. Part
2. Non-Randomized Controlled Trials
Reference |
Subjects/Duration |
Results |
Gutin et al., 1996 (10) |
N=22, 100% F, 7-11 years, AA, Duration: 10
weeks |
Exercise Group improved HR by 5% |
Williford et al., 1996 (11) |
N=17, 0% F, 11-13 years, 100% AA, Duration: 15
weeks |
Exercise Group ↑ VO2max by 10.3%
compared to Control |
Stoedefalke et al., 2000 (12) |
N=34, 100% F, 13-14 years, Duration: 20 weeks |
No effect |
Baquet et al., 2001 (13) |
N=551, 47% F, 11-16 years, Duration: 10 weeks |
Exercise Group improved 7-minute run by 7.6% |
Baquet et al., 2002 (14) |
N=53, 57% F, 9.7±0.8 years, Duration:
7 weeks |
High-intensity Group ↑ CRF 8.2% |
Tolfrey et al., 2004 (15) |
N=36, 44% F, 10.6±0.6 years, Duration: 12
weeks |
VO2peak ↑ in Low Training Group, not
in Moderate Training Group |
Annesi et al., 2005 (16) |
N=570, 40% F, 5-12 years, >95% AA, Duration: 12
weeks |
CRF ↑ 8% |
Schneider et al., 2007 (17) |
N=122, 100% F, 10th-11th, Duration: 1 year |
Exercise Group ↑ VO2peak by 4% |
↑, increase; >, greater than; AA, African American; CRF,
cardiorespiratory fitness; F, female; HR, heart rate; N, number
Table G9.A2. Cardiorespiratory Fitness, Experimental Studies. Part
3. Before-and-After Studies (i.e., No Control Group)
Reference |
Subjects/Duration |
Results |
Nassis et al., 2005 (18) |
N=19, 100% F, 9-15 years, Duration: 12 weeks
|
↑ CRF 18.8% |
Klijn et al., 2007 (19) |
N=15, 100% F, 14.7±2.1 years, Duration: 12
weeks |
↑ VO2peak 17.5% |
↑, increase; AA, African American; CRF, cardiorespiratory fitness;
F, female; N, number
Table G9.A2. Cardiorespiratory Fitness, Experimental Studies. Part
4. Time Series
Reference |
Subjects/Duration |
Results |
Rowland & Boyajian 1995
(20) |
N=37, 65% F, 10-13 years, Duration: 12 weeks |
↑ VO2max 6.5% (M: ↑ 7.4%, F:
↑ 6.3%) |
Rowland et al., 1996 (21) |
N=31, 65% F, 10-12 years, 94% white, Duration: 13
weeks |
↑ VO2max 5.4% (M: ↑ 6.2%, F:
↑ 5.0%) |
↑, increase; F, female; M, male; N, number
Reference List
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Triandafillopoulou M, Kavouras SA, Yannakoulia M, Chrousos GP, Sidossis LS.
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