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Effect of High-Intensity Interval Training Versus Home-Based Rehabilitation Program On Patients Underwent Coronary Artery Bypass Graft Surgery

2026年8月18日 更新者:Mohammed Obaid Almuzaini、Kafrelsheikh University

Effect of High-Intensity Interval Training Versus Home-Based Rehabilitation Program on Peak Metabolic Equivalents On Patients Underwent Coronary Artery Bypass Graft Surgery

  1. To assess the effect of high-intensity interval training on peak metabolic equivalents in patients with coronary heart disease after the coronary artery bypass grafting surgery.
  2. To assess the effect of a home-based cardiac rehabilitation program on peak metabolic equivalents in patients with coronary heart disease after coronary artery bypass grafting surgery.
  3. To compare functional outcomes between the different treatment approaches.

研究概览

详细说明

Cardiovascular disease (CVD), a leading cause of death in the U.S., is primarily driven by coronary artery disease (CAD), which accounts for 85% of related fatalities. The Coronary Artery Bypass Grafting (CABG) procedure, used to treat blocked arteries, can lead to complications like reduced cardiopulmonary function and decreased physical activity post-surgery. To combat these issues, cardiac rehabilitation (CR) is recommended, incorporating exercise, dietary changes, and stress reduction. Research indicates that CR, particularly high-intensity interval training (HIIT), is safe for coronary artery disease patients and effectively enhances cardiopulmonary fitness. Maintaining exercise capacity is critical as it significantly correlates with improved survival rates in Cardiovascular disease patients. Despite evidence supporting cardiac rehabilitation's benefits, participation rates remain low, highlighting a need for sustained exercise habits post-rehabilitation. Home-based CR has shown effectiveness comparable to outpatient programs, although long-term benefits remain uncertain due to insufficient follow-up studies.

研究类型

介入性

注册 (估计的)

84

阶段

  • 不适用

联系人和位置

本节提供了进行研究的人员的详细联系信息,以及有关进行该研究的地点的信息。

学习联系方式

学习地点

参与标准

研究人员寻找符合特定描述的人,称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。

资格标准

适合学习的年龄

  • 成人

接受健康志愿者

不

描述

Inclusion Criteria:

  1. Participants will be eligible if they are clinically stable as defined by the American College of Cardiology/American Heart Association.
  2. Only Participants will be stratified as low to moderate risk as identified by the American College of Sport Medicine/
  3. Mean age ± standard deviation, 55 ± 3 years.
  4. All patients underwent coronary artery bypass graft surgery, rested at home for at least one month, and then returned to the center for a cardiac rehabilitation program

Exclusion Criteria:

  1. Patients will be excluded from this study if they had an ejection fraction of less than 40% at rest (high risk as defined by American Association of Cardiovascular and Pulmonary Rehabilitation Stratification).
  2. Mental health disorders (such an anxiety or depression).
  3. Any vision or hearing defects or any neurological, respiratory, or musculoskeletal conditions that have an impact on ambulation.
  4. Irreversible heart failure.
  5. Myocardial Infarction (MI) over the past month.
  6. Persistent ventricular arrhythmias or unstable angina.
  7. Any exercise restrictions.

学习计划

本节提供研究计划的详细信息,包括研究的设计方式和研究的衡量标准。

研究是如何设计的?

设计细节

  • 主要用途:治疗
  • 分配:随机化
  • 介入模型:并行分配
  • 屏蔽:单身的

武器和干预

参与者组/臂
干预/治疗
实验性的:High Intensity Interval Training program
Twenty-eight patients will receive a high-intensity interval training program for four weeks
High-Intensity Interval Training (HIIT) includes a 5-minute warm-up, followed by a 3-minute training session at 60% to 70% of heart rate reserve and four 4-minute high-intensity intervals at 80% to 90% of heart rate reserve. Each interval is followed by a 3-minute active recovery at 60% to 70% of heart rate reserve, concluding with a 4-minute cool-down. Subjects without balance or leg issues performed treadmill exercises, while those with such complaints used a leg ergo-cycle.
实验性的:home-based cardiac rehabilitation intervention
Twenty-eight patients will receive a home-based cardiac rehabilitation intervention for four weeks
The home-based cardiac rehabilitation program utilizes Physio-tools software for exercise management. Participants will receive a data sheet for exercise logging, a color-coded program, and a Polar watch. Weekly phone support will provide encouragement and answer questions. The program involves moderate-intensity exercises, 3 times a week, including circuit training for 45 minutes, with structured warm-up, aerobic, and cool-down phases.
有源比较器:no intervention
all participants will be given an instruction booklet that contains instructions and precautions about surgery, wound care and encouragement to be active.
The control group had no intervention program. Based on current standard practice, all participants will be given an instruction booklet that contains instructions and precautions about surgery, wound care and encouragement to be active.

研究衡量的是什么?

主要结果指标

结果测量
措施说明
大体时间
assessment of Exercise capacity
大体时间:At baseline and after 4 weeks
Exercise capacity will be evaluated through a symptom-limited graded treadmill exercise test following the Bruce protocol, starting at 1.7 mph and a 10% incline. The intensity will increase every 3 minutes until the participant reaches exhaustion or meets clinical termination criteria. Capacity will be measured in metabolic equivalents (METs), with peak metabolic equivalents calculated based on the highest workload achieved. Estimated oxygen consumption will be expressed in mL·kg-¹·min-¹ and converted to METs. The main outcome will be the change in peak metabolic equivalents from baseline to post-intervention assessment.
At baseline and after 4 weeks

合作者和调查者

在这里您可以找到参与这项研究的人员和组织。

研究记录日期

这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查,以确保它们在发布到公共网站之前符合特定的质量控制标准。

研究主要日期

学习开始 (实际的)

2026年7月1日

初级完成 (估计的)

2026年12月1日

研究完成 (估计的)

2027年2月1日

研究注册日期

首次提交

2026年7月28日

首先提交符合 QC 标准的

2026年8月18日

首次发布 (实际的)

2026年8月20日

研究记录更新

最后更新发布 (实际的)

2026年8月20日

上次提交的符合 QC 标准的更新

2026年8月18日

最后验证

2026年8月1日

更多信息

与本研究相关的术语

药物和器械信息、研究文件

研究美国 FDA 监管的药品

不

研究美国 FDA 监管的设备产品

不

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