What is the clinical evidence from this study?

Study design: RCT. Population: coronary artery disease (n=82). Intervention: residential exercise training vs. untrained group. Primary outcome: Heart rate recovery (HRR) after the 2nd min of a cycle ergometry test.

What question did this study set out to answer?

This study investigates how exercise training affects heart rate recovery (HRR) and its correlation with baroreflex sensitivity (BRS) in coronary artery patients.

September 15, 2006AJP Heart and Circulatory Physiology

Effects of residential exercise training on heart rate recovery in coronary artery patients

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Key result

Residential exercise training significantly improved heart rate recovery in the 2nd minute after exercise (-21.4 vs -17.8 beats/min) and baroreflex sensitivity in coronary artery patients.

Why the study?

Does residential exercise training improve heart rate recovery in coronary artery patients?

Key Points

This study investigates how exercise training affects heart rate recovery (HRR) and its correlation with baroreflex sensitivity (BRS) in coronary artery patients.
82 coronary artery patients randomized to exercise training (43) and untrained group (39) during a rehabilitation program.
Patients completed exercise tests before and after the rehabilitation program, measuring HRR and BRS.
Changes in HRR were recorded post-exercise at 1 and 2 minutes; BRS was assessed at rest before and after treatment.
HRR at 2 minutes improved significantly in the exercise group (-21.4 beats/min) compared to the untrained group (-17.8 beats/min).
BRS in the exercise group increased from 3.2 to 5.3 ms/mmHg (P < 0.001), while no significant change was observed in the untrained group (from 3.5 to 4.0 ms/mmHg; P = 0.230).
Exercise training positively influences HRR in coronary artery patients after cycle ergometer exercises.

Study Design

Type

RCT (n=82)

Randomization

randomized

Structured PICO

Does residential exercise training improve heart rate recovery in coronary artery patients?

Population

82 coronary artery patients undergoing a residential cardiac rehabilitation program randomized to exercise training or an untrained group.

Intervention

Residential exercise training program

Comparator

Untrained group (no exercise training)

Outcome

Heart rate recovery (HRR) at the end of the 1st and 2nd min after a cycle ergometry testsurrogate

Main Result

Absolute Event Rate: -21.4% vs -17.8%

Residential exercise training improves heart rate recovery and baroreflex sensitivity in coronary artery patients, suggesting HRR is a useful marker of training effectiveness.

Discussion

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Implication

Supports residential exercise training in cardiac rehabilitation; extends evidence for autonomic benefits in coronary artery disease.

Cite This Study

Legramante et al. (2006) conducted an RCT in coronary artery disease (n=82). residential exercise training vs. untrained group was evaluated on Heart rate recovery (HRR) after the 2nd min of a cycle ergometry test. Residential exercise training significantly improved heart rate recovery in the 2nd minute after exercise (-21.4 vs -17.8 beats/min) and baroreflex sensitivity in coronary artery patients.

synapsesocial.com/papers/6a75a09607f839d7f56a3522 https://doi.org/10.1152/ajpheart.00748.2006

Topics

Coronary artery disease

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Effects of residential exercise training on heart rate recovery in coronary artery patients

Key Points

Study Design

Structured PICO

Main Result

Discussion

Implication

Cite This Study

Topics

Effects of residential exercise training on heart rate recovery in coronary artery patients

Key Points

Study Design

Structured PICO

Main Result

Discussion

Implication

Cite This Study

Also Consider

Topics

Also Consider