scholarly journals Effect of high intensity training on bone health and body composition in lung transplant recipients: A secondary analysis of a randomized controlled trial

2021 ◽  
Author(s):  
Mariann Ulvestad ◽  
Kristin Godang ◽  
Michael T. Durheim ◽  
Johny S. Kongerud ◽  
May Brit Lund ◽  
...  
2020 ◽  
Author(s):  
Jens Gottlieb ◽  
Alexander Reuss ◽  
Konstantin Mayer ◽  
Karin Weide ◽  
Carmen Schade-Brittinger ◽  
...  

Abstract Background:Immunosuppression including high dose calcineurin-inhibitors (CNI) is essential after lung transplantation. Dosing is usually guided by therapeutic drug monitoring adjusted to target trough levels of CNIs to keep the balance between over-dose causing severe toxicity and increased risk of infections or under-dose with risk of graft-injury.Adaptation of CNI-based immunosuppression by monitoring of Torque-Teno-Virus (TTV) – a latent nonpathogenic DNA virus, measured in whole blood in addition to conventional therapeutic drug monitoring may reduce toxicity of immunosuppression with similar efficacy.Methods/Design:An open-label, randomized, controlled, parallel-group, multicenter trial in lung transplant recipients will be conducted to investigate the safety and efficacy of immunosuppression guided by TTV monitoring as add-on to conventional therapeutic drug monitoring. Adult lung transplant recipients 21 - 42 days after transplantation are eligible to participate. Patients (N = 144) will be randomized 1:1 to the experimental intervention (Arm 1: Immunosuppression guided by TTV monitoring in addition to conventional therapeutic drug monitoring of tacrolimus trough levels) and control intervention (Arm 2: conventional therapeutic drug monitoring). Outcomes will be assessed 12 months after randomization with the change in glomerular filtration rate as the primary endpoint. Secondary endpoints will be additional measurements on renal function, allograft function, incidence of acute rejections, incidence of chronic lung allograft dysfunction, graft loss and infections.Discussion:The results of this randomized controlled trial may reduce toxicity of immunosuppression after lung transplantation while maintaining efficacy of immunosuppression. Study results are transferable to all other solid organ transplantations.Trial registration: ClinicalTrials.gov, NCT04198506. Registered 12 December 2019, https://www.clinicaltrials.gov/show/NCT04198506


Author(s):  
Jonas Verbrugghe ◽  
Dominique Hansen ◽  
Christophe Demoulin ◽  
Jeanine Verbunt ◽  
Nathalie Anne Roussel ◽  
...  

Previous research indicates that high intensity training (HIT) is a more effective exercise modality, as opposed to moderate intensity training (MIT), to improve disability and physical performance in persons with chronic nonspecific low back pain (CNSLBP). However, it is unclear how well benefits are maintained after intervention cessation. This study aimed to evaluate the long-term effectiveness of HIT on disability, pain intensity, patient-specific functioning, exercise capacity, and trunk muscle strength, and to compare the long-term effectiveness of HIT with MIT in persons with CNSLBP. Persons with CNSLBP (n = 35) who participated in a randomized controlled trial comparing effects of an HIT versus MIT intervention (24 sessions/12 weeks) were included for evaluation at baseline (PRE), directly after (POST), and six months after program finalization (FU) on disability, pain intensity, exercise capacity, patient-specific functioning, and trunk muscle strength. A general linear model was used to evaluate PRE-FU and POST-FU deltas of these outcome measures in each group (time effects) and differences between HIT and MIT (interaction effects). Ultimately, twenty-nine participants (mean age = 44.1 year) were analysed (HIT:16; MIT:13). Six participants were lost to follow-up. At FU, pain intensity, disability, and patient-specific functioning were maintained at the level of POST (which was significant from PRE, p < 0.05) in both groups. However, HIT led to a greater conservation of lowered disability and improved exercise capacity when compared with MIT (p < 0.05). HIT leads to a greater maintenance of lowered disability and improved exercise capacity when compared to MIT six months after cessation of a 12-week supervised exercise therapy intervention, in persons with CNSLBP.


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