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The impact of high intensity interval training (HIIT) on physical and psycho-social outcomes in low-active adolescents

The impact of high intensity interval training on physical and psycho-social outcomes in low active adolescents

Status
Completed
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12614000729628
Enrollment
65
Registered
2014-07-08
Start date
2014-07-15
Completion date
2014-07-31
Last updated
2021-07-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

Aim of pilot study: To evaluate the impact of an 8-week school-based intervention examining High Intensity Interval Training (HIIT) vs. a Body Weight Exercise Program (BWEP) on various physical and psycho-social outcomes for low active year 9-10 students from the Newcastle region. i. Can an 8-week school-based HIIT program improve cardio-respiratory fitness (primary outcome) in comparison to a BWEP for low active students? ii. Can an 8-week school-based HIIT program improve secondary outcomes (e.g., Body composition, BMI, Muscular fitness, physical self-description, executive function) in comparison to a BWEP for low active students? iii. Will a school-based HIIT program be a feasible and acceptable method to improve fitness outcomes and psycho-social outcomes of students? Implementation of Pilot Study: Implementation of the 3-arm 8-week HIIT vs. BWEP intervention will occur during term 3, 2014. After randomisation has occurred: *Group A (n=20 participants) will proceed as the HIIT intervention group; *Group B (n=20 participants) will proceed as the BWEP intervention group; and, *Group C (n=20 participants) will act as the comparison (‘wait-list control’) group. The program will be replicated for group C once the intervention and all follow-up assessments have been completed by all groups. The intervention and wait-list control groups will receive the program at school, during school hours (i.e., sessions will be conducted during recess and lunch breaks, using school-based facilities, three days per week during term 3). Setting and Participants: The program will be held during school hours (i.e., recess and lunch breaks) utilising facilities available at the school. Equipment for the activity sessions will be sourced from the school and the University of Newcastle PE store room, if required. This pilot study will involve three separate groups within one secondary college in the Newcastle region, aiming to recruit a total of 60 participants (Intervention condition A (N=20 participants); Intervention condition B (N=20 participants); Wait list control (N=20 participants)). Intervention: This intervention is designed for year 9-10 students from a secondary college in the Newcastle region. The intervention will involve delivery of an 8-week school-based program conducted within school hours (e.g., recess and lunch breaks). The program will consist of: *Each week students randomised to the intervention conditions will participate in 3 x 8 minute HIIT or BWTP sessions, which will include a combination of core, upper body and lower body exercises. Sessions will be conducted by trained facilitators (e.g., qualified physical education teachers). *Sessions will be held in the school gym or another appropriate area within the school campus during recess/lunch breaks on three days per week. *All sessions will be delivered in a comfortable environment (e.g., indoors, air-conditioned, sufficient space, motivational music, basic equipment) to ensure continued participation and engagement of students. Physiological and psycho-social assessments will be conducted at baseline and post-intervention.

Interventions

The aim of this study is to evaluate the impact of an innovative and time efficient 'High Intensity Interval Training' school-based program to increase fitness (e.g., cardio-respiratory fitness, muscular strength) and improve psychological well-being e.g., physical self-description, executive function) amongst adolescents. The proposed project will involve the development of a 3-arm intervention (Group A: High Intensity Interval Training; Group B: Body Weight Exercise Program; Group C: Wait List

The aim of this study is to evaluate the impact of an innovative and time efficient 'High Intensity Interval Training' school-based program to increase fitness (e.g., cardio-respiratory fitness, muscular strength) and improve psychological well-being e.g., physical self-description, executive function) amongst adolescents. The proposed project will involve the development of a 3-arm intervention (Group A: High Intensity Interval Training; Group B: Body Weight Exercise Program; Group C: Wait List Control) to encourage students to participate short sessions of intense exercise. The proposed intervention may assist in reducing rates of obesity and improving physical, social and emotional well-being in Australian adolescents. We aim to recruit approximately 60 year 9-10 students from one secondary school in the Newcastle region. It has been determined that 20 participants per group would provide adequate power to detect statistically significant effects, assuming a drop-out of 15%. An information session will be delivered by a member of the research team and delivered during school hours. The session will outline the intervention and requirements of the students. Students will be given the opportunity to ask questions regarding the program during this session. Eligible students, will be asked to complete both physiological and psychological assessments at baseline and post-intervention. The ‘High Intensity Interval Training’ intervention will include an evidence-based and innovative approach to improve fitness and psychological well-being amongst year 9-10 students. The 'High Intensity Interval Training' intervention will include face-to-face activity sessions delivered by trained Physical Education teachers, on campus during recess and lunch breaks. Participants will participate in 3 sessions delivered on a weekly basis. At the conclusion of the intervention, students will be provided with a range of resources to promote continued participation in self-directed 'High Intensity Interval Training' sessions (e.g., Smart Phone Apps, websites, a booklet of workouts, etc). The High Intensity Interval Training group will receive cardio based exercises (e.g., running, jumping jacks, jumping rope) administered on a group basis, during 3 weekly session of 8 minute each (for a total of 8 weeks). Intensity will be examined via heart rate monitors (e.g., 80%+ maximum heart rate target). The Body Weight Exercise Program group will receive cardio plus muscular strength exercises (e.g., push ups, squat jumps, walking lunges) administered on a group basis, during 3 weekly session of 8 minute each (for a total of 8 weeks). Intensity will be examined via heart rate monitors (e.g., 60%+ maximum heart rate target). Strategies used to monitor adherence include: student enjoyment and participation in the program (e.g., pre and post session feelings state), and session attendance during the 8 weeks.

Sponsors

The University of Newcastle
Lead SponsorUniversity

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Prevention
Masking
Blinded (masking used) (Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
All
Age
15 Years to 18 Years
Healthy volunteers
Yes

Inclusion criteria

Eligibility: students enrolled in years 9-10

Exclusion criteria

Students will be ineligible if they do not provide parental consent to participate.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026