Trial reportBreast cancer research and treatment2018
Highly favorable physiological responses to concurrent resistance and high-intensity interval training during chemotherapy: the OptiTrain breast cancer trial.
Trial report in Breast cancer research and treatment, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06522971 (Exploration of the Molecular Mechanisms Behind the Effects of Physical Exercise on Response to Neoadjuvant Chemotherapy in Breast Cancer Patients), which is not on this map. Cited by 78 papers, 12 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Exploration of the Molecular Mechanisms Behind the Effects of Physical Exercise on Response to Neoadjuvant Chemotherapy in Breast Cancer Patients
Who cites it
78 citing papers in PubMed, 12 syntheses or guidelines pooled it.
- The effects of exercise interventions on fatigue, body composition, physical fitness, and biomarkers in breast cancer patients during and after treatment: a systematic review and meta-analysis of randomized controlled trials.Journal of cancer survivorship : research and practice · 2026Pooled it
- Do Combined Resistance and Aerobic Exercise Programs Cause an Interference Effect in Women with Breast Cancer? A Systematic Review and Network Meta-analysis.Sports medicine (Auckland, N.Z.) · 2026Pooled it
- Which Exercise Prescriptions Improve Physical Fitness in Patients with Breast Cancer Before, During, and Following Treatment? A Systematic Review and Meta-analysis of Randomized Controlled Trials.Sports medicine (Auckland, N.Z.) · 2026Pooled it
- Exercise-based interventions for preventing and treating cancer therapy-related cardiovascular toxicity: a systematic review and meta-analysis.BMC cardiovascular disorders · 2025Pooled it
- Exercise During Chemotherapy for Cancer: A Systematic Review.Journal of surgical oncology · 2024Pooled it
- Physical activity and pain in people with cancer: a systematic review and meta-analysis.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2024Pooled it
- The Effect of Exercise on Pain in People with Cancer: A Systematic Review with Meta-analysis.Sports medicine (Auckland, N.Z.) · 2023Pooled it
- Efficacy of resistance training during adjuvant chemotherapy and radiation therapy in cancer care: a systematic review and meta-analysis.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2022Pooled it
- Virtual Reality as a Promising Tool Supporting Oncological Treatment in Breast Cancer.International journal of environmental research and public health · 2021Pooled it
- Pooled it
- Different Methods of Physical Training Applied to Women Breast Cancer Survivors: A Systematic Review.Frontiers in physiology · 2021Pooled it
- Body weight management in overweight and obese breast cancer survivors.The Cochrane database of systematic reviews · 2020Pooled it
- Home-based high-intensity exercise training during neoadjuvant chemotherapy is associated with favorable chemotherapy outcomes and tumor microenvironment remodeling in breast cancer.Cell communication and signaling : CCS · 2026Trial
- In-person or tele-orthopaedic care? A mixed-methods study exploring parents' perspectives on the advantages and challenges of both approaches care for children with cerebral palsy.BMC health services research · 2026Trial
- The effect of two remote exercise programs on cardiorespiratory fitness, cardiac function, and vascular health in patients with breast cancer.Physiological reports · 2026Trial
- Supervised high-intensity interval training reduces the negative effect of chemotherapy on cardiorespiratory fitness in young breast cancer women: a randomised controlled study.European journal of applied physiology · 2025Trial
- A randomized trial on the feasibility of high-intensity interval training during chemotherapy in young breast cancer patients.Scientific reports · 2025Trial
- Five-year follow-up of the OptiTrain trial on concurrent resistance and high-intensity interval training during chemotherapy for patients with breast cancer.Scientific reports · 2024Trial
- Trial
- Effect of high-intensity interval training on patient-reported outcomes and physical function in women with breast cancer receiving anthracycline-based chemotherapy.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2021Trial
18 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
9 authors.
Funding
Abstract
backgroundAdvanced therapeutic strategies are often accompanied by significant adverse effects, which warrant equally progressive countermeasures. Physical exercise has proven an effective intervention to improve physical function and reduce fatigue in patients undergoing chemotherapy. Effects of high-intensity interval training (HIIT) in this population are not well established although HIIT has proven effective in other clinical populations. The aim of the OptiTrain trial was to examine the effects of concurrent resistance and high-intensity interval training (RT-HIIT) or concurrent moderate-intensity aerobic and high-intensity interval training (AT-HIIT), to usual care (UC) on pain sensitivity and physiological outcomes in patients with breast cancer during chemotherapy.
methodsTwo hundred and forty women were randomized to 16 weeks of RT-HIIT, AT-HIIT, or UC. OUTCOMES: cardiorespiratory fitness, muscle strength, body mass, hemoglobin levels, and pressure-pain threshold.
resultsPre- to post-intervention, RT-HIIT (ES = 0.41) and AT-HIIT (ES = 0.42) prevented the reduced cardiorespiratory fitness found with UC. Handgrip strength (surgery side: RT-HIIT vs. UC: ES = 0.41, RT-HIIT vs. AT-HIIT: ES = 0.28; non-surgery side: RT-HIIT vs. UC: ES = 0.35, RT-HIIT vs. AT-HIIT: ES = 0.22) and lower-limb muscle strength (RT-HIIT vs. UC: ES = 0.66, RT-HIIT vs. AT-HIIT: ES = 0.23) were significantly improved in the RT-HIIT. Increases in body mass were smaller in RT-HIIT (ES = - 0.16) and AT-HIIT (ES = - 0.16) versus UC. RT-HIIT reported higher pressure-pain thresholds than UC (trapezius: ES = 0.46, gluteus: ES = 0.53) and AT-HIIT (trapezius: ES = 0.30).
conclusionSixteen weeks of RT-HIIT significantly improved muscle strength and reduced pain sensitivity. Both exercise programs were well tolerated and were equally efficient in preventing increases in body mass and in preventing declines in cardiorespiratory fitness. These results highlight the importance of implementing a combination of resistance and high-intensity interval training during chemotherapy for women with breast cancer.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.