Comparative Effects of Elliptical Exercises and Swiss Ball Aerobics Exercises in Post CABG Patients

ConditionCABG
Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age40-60
SponsorRiphah International University

About this trial

This randomized controlled trial will compare the effectiveness of elliptical exercise training and Swiss ball exercise therapy in post-CABG patients. A total of 32 participants will be recruited through convenient sampling and randomly allocated into two groups (16 each). Group A will receive supervised elliptical exercise training, while Group B will perform Swiss ball exercises, with sessions conducted three times per week for 6-8 weeks. Outcomes including functional exercise capacity (Six-Minute Walk Test), resting heart rate (pulse oximetry), dyspnea (Modified Borg Scale), and quality of life (SF-36) will be assessed at baseline and post-intervention. Data will be analyzed using SPSS to determine the more effective rehabilitation approach for improving recovery after CABG.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Adult patients aged 40 to 60 years who have undergone elective or scheduled coronary artery bypass grafting (CABG) surgery.

Post-operative duration between 2 to 6 weeks, medically cleared to begin rehabilitation exercises.

Hemodynamically stable (normal vital signs, no signs of acute cardiac distress).

Willing and able to participate in a supervised rehabilitation program.

Disqualifiers

Patients with unstable angina, recent myocardial infarction (<2 weeks), or uncontrolled arrhythmias.

Patients with severe valvular heart disease or left ventricular ejection fraction <30%.

Individuals with neurological conditions (e.g., Parkinson's disease, stroke) that impair mobility or coordination.

Patients with severe musculoskeletal disorders (e.g., joint replacement, severe arthritis, recent fractures).

Trial design

Design model

Parallel

Treatments tested in this trial

  • elliptical exercises

    Other intervention

    Participants allocated to the this group will undergo a structured aerobic training program using an elliptical trainer. The exercise prescription will adhere to the FITT framework as follows: frequency of five sessions per week, moderate intensity (targeting approximately 50-70% of heart rate reserve or corresponding Rating of Perceived Exertion of 12-14 on the Borg scale), and duration of 30 minutes per session. Each session will be supervised and will include appropriate warm-up and cool-down periods according to standard cardiac rehabilitation protocols. The intervention will be delivered consistently throughout the study period using an elliptical exercise modality.

  • swiss ball exercises

    Other intervention

    Participants allocated to this group will receive a structured exercise program using Swiss ball-based training. The intervention will follow the FITT principle as follows: frequency of five sessions per week, moderate intensity (corresponding to a Rating of Perceived Exertion of 12-14 on the Borg scale), and duration of 30 minutes per session. The exercise type will consist of flexibility and breathing exercises performed with the Swiss ball. Each session will be supervised and will include standardized warm-up and cool-down components in accordance with established rehabilitation protocols. The intervention will be delivered consistently throughout the study period.

Treatment groups

32 Participants
are divided into 2 treatment groups
Group A: Group AExperimental treatment 1 intervention
Group B: Group BActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

functional capacity

6-Minute Walk Test (6MWT) is a practical and widely used assessment tool to measure exercise capacity and functional status in individuals with various health conditions. To perform the test, a flat, straight corridor with a measured distance is required. The individual is instructed to walk at their own pace, aiming to cover as much distance as possible within the 6-minute time frame. They can slow down, stop, or rest if needed, but the timer continues to run. The test administrator records the total distance walked, as well as any symptoms, such as shortness of breath or fatigue. The 6MWT is a valuable tool for assessing exercise capacity improvement, as it reflects an individual's ability to perform daily activities and can be used to monitor changes in functional status over time or in response to interventions, such as exercise training or rehabilitation programs. By tracking changes in distance walked, healthcare providers can evaluate the effectiveness of treatment plan.

Time frame
pretreatment, 4th week, 8th week
2

Heart rate

A pulse oximeter, often referred to as a pulse ox, is a small, non-invasive medical device that clips onto a fingertip, toe, or earlobe to measure two critical health metrics: oxygen saturation (SpO2) and heart rate. Oxygen saturation indicates the percentage of hemoglobin in the blood that is carrying oxygen, while heart rate measures the number of heart beats per minute (bpm). To use a pulse oximeter for measuring heart rate, simply place the device on the chosen site, ensuring a snug fit, and turn it on. After a few seconds, the device will display both your oxygen saturation level and heart rate. It's essential to remain still during measurement to ensure accuracy, as movement can interfere with the readings. A pulse oximeter is a valuable tool for monitoring heart rate, especially for individuals with heart conditions, respiratory issues, or those engaging in high-altitude activities. By providing quick and reliable readings, it helps users track their heart rate in real-time.

Time frame
pretreatment, 4th week, 8th week.
3

Dyspnoea

The Modified Borg Scale is a widely used tool to assess the severity of dyspnea (shortness of breath) in patients. It is a simple, self-reported scale that asks patients to rate the intensity of their breathlessness from 0 to 10, with 0 indicating "no breathlessness" and 10 indicating "maximal breathlessness." To use the Modified Borg Scale, patients are asked to select a number that corresponds to the severity of their dyspnea, with descriptors provided for each level of severity, such as "slight" (1-2), "moderate" (3-4), "severe" (5-6), and "very severe" (7-10). This scale helps healthcare providers quantify the impact of dyspnea on patients' daily lives and monitor changes in symptoms over time or in response to treatment. By regularly assessing dyspnea using the Modified Borg Scale, healthcare providers can tailor interventions to meet individual patient needs, evaluate the effectiveness of treatments, and improve patient outcomes.

Time frame
pretreatment, 4th week, 8th week
4

Quality of life in post-CABG patients

The Short Form 36 (SF-36) is a widely used, multi-dimensional health survey that measures eight domains of health status: physical functioning, bodily pain, general health, vitality, social functioning, emotional functioning, and mental health. It is a self-reported questionnaire that assesses an individual's perceived health and well-being over a specific period, typically the past four weeks. The SF-36 is used in various settings, including clinical trials, health services research, and individual patient assessments, to evaluate the impact of diseases, treatments, and interventions on quality of life. To use the SF-36, patients are asked to complete the questionnaire, which consists of 36 items. The results provide a comprehensive profile of the patient's health status, allowing healthcare providers to identify areas of strength and weakness, monitor changes over time, and make informed decisions about care. The SF-36's scores can also be used to compare the health status of differ

Time frame
pretreatment, 4th week , 8th week

Secondary outcomes

Other outcomes

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