About this trial
The goal of this clinical trail is to compare the effects of preoperative exercise training of different intensities on short-term cardiorespiratory function and postoperative outcomes in patients scheduled for lung resections.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age>18 years.
Suspected or confirmed primary lung cancer with scheduled surgical treatment.
Moderate-to-high perioperative risk, defined as FEV1<60% of predicted value (wedge) or ppo FEV1<60% of predicted value (lobectomy/segmentectomy) or VO2peak<20 ml/kg/ min.
Sign informed consent and accept to comply with the requirements of the study protocol.
Disqualifiers
Concurrent or previous history of other malignant tumors.
Life expectancy less than 1 year.
Dementia; infirmity; or inability to participate in sports (musculoskeletal limitations, namely, injuries, frailty, and weakness).
Inability to maintain exercise training.
Trial design
Parallel
Treatments tested in this trial
moderate-intensity continuous training
BehavioralEach MICT session consists of 30 minutes of cycling. Workload will be gradually titrated from 50% to 60% peak WR throughout training to sustain a target RPE of 12-14 on the Borg 6-20 scale.
high-intensity interval training
BehavioralEach HIIT session consists of15 cycles, includes a 60-second high-intensity interval at 80-95% peak WR (target RPE 15-17) followed by a 60-second active recovery phase at 25% peak WR.
Treatment groups
Trial outcomes
Primary outcomes
cardiopulmonary fitness
The post-training change in cardiorespiratory fitness will be measured by the VO2peak in ml/kg/min.VO2peak will be evaluated by a cardiopulmonary exercise test.
Secondary outcomes
pulmonary function
Pulmonary function will be measured as the guidelines recommended, including FVC, FEV1, FEV1/FVC.
postoperative complications
Postoperative complications will be recorded and graded specifically according to the Society of Thoracic Surgeons. In addition, chest tube duration and hospital LOS will be recorded.
postoperative mortality
Postoperative mortality will be recorded by calling.
patient-reported outcomes
The MD Anderson Symptom Inventory-Lung Cancer (MDASI-LC), a validated lung cancer-specific scale, will be utilized to assesses patients' symptoms to measure patient-reported outcomes(PROs).MDASI-LC includes 16 symptom items with scores ranging from 0 (no symptom) to 10 (worst symptom imaginable) and six functional items with scores ranging from 0 (no interference) to 10 (complete interference).
Sponsors and contacts
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