Researchers conducting multi-site studies of interventions for end-of-life symptom management face significant challenges with respect to obtaining an adequate sample and training and retaining on-site study teams. The purpose of this paper is to describe the strategies and responses to these challenges in a multi-site randomized clinical trial (RCT) of the efficacy of massage therapy for decreasing pain among patients with advanced cancer in palliative care/hospice settings. Over a period of 36 months, we enrolled 380 participants across 15 sites; 27% of whom withdrew prior to study completion (less than the anticipated 30% rate). We saw an average of 68% turnover amongst study staff. Three key qualities characterized successful on-site study teams: (1) organizational commitment; (2) strong leadership from on-site study coordinators; and (3) effective lines of communication between the on-site study coordinators and both their teams and the university-based research team. Issues of recruitment, retention and training should be accounted for in hospice-based research study design and budgeting.
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http://dx.doi.org/10.1089/jpm.2009.0408 | DOI Listing |
BMC Public Health
January 2025
ZHAW Zurich University of Applied Sciences, School of Health Sciences, Institute of Public Health, Winterthur, Switzerland.
Background: Neck pain is a significant public health issue, especially among office workers, with a prevalence ranging from 42 to 68%. This study aimed to evaluate the cost-utility and cost-benefit of a multi-component intervention targeting neck pain in the general population of office workers in Switzerland. The 12-week multi-component intervention consisted of neck exercises, health promotion information workshops, and workplace ergonomics sessions.
View Article and Find Full Text PDFSci Rep
January 2025
College of Transportation Science and Engineering, Nanjing Tech University, Nanjing, 211816, China.
Large-scale rock burst disasters often occur in high-stress and deep-buried tunnels, due to challenges in accurate forecasting and the lack of clarity regarding the underlying mechanisms largely. This study combined on-site stress drilling tests, coupled finite and discrete element simulations, and theoretical calculations to examine unloading damage, rockburst evolution, and deformation failure of the high-stress and deep-buried Xuefengshan No.1 tunnel.
View Article and Find Full Text PDFJ Mol Model
January 2025
State Key Laboratory of Polyolefins and Catalysis, Shanghai, 200062, People's Republic of China.
Context: This study aims to reveal the reaction mechanisms of H and O on the NiO(100) and Ce-doped NiO(100) surfaces using the density functional theory (DFT) combined with the on-site Coulomb correction (DFT + U) method. It was found that H and O react favorably on the reduced surfaces of both materials. However, after the oxygen vacancy is filled, the activation energy for the reaction between H₂ and lattice oxygen increases.
View Article and Find Full Text PDFFood Chem
January 2025
International Joint Research Laboratory for Biointerface and Biodetection, and School of Food Science and Technology, Jiangnan University, Wuxi, People's Republic of China. Electronic address:
The mass production and use of organophosphorus pesticides (OPs) have led to a threat to human health. Therefore, establishing a sensitive, rapid, and high-throughput detection method is of great importance. In this study, computer-aided molecular design was firstly applied to design the specific haptens of phorate (PHO), fenthion (FEN), and profenofos (PRO), and high-performance monoclonal antibodies against PHO, FEN, and PRO were prepared.
View Article and Find Full Text PDFNanoscale
January 2025
Department of Chemistry, Indian Institute of Technology Palakkad, Palakkad, Kerala 678 557, India.
Chemotherapy is a crucial cancer treatment, but its effectiveness requires precise monitoring of drug concentrations in patients. This study introduces an innovative electrochemical strip sensor design to detect and continuously monitor methotrexate (MTX), a key chemotherapeutic drug. The sensor is crafted through an eco-friendly synthesis process that produces porous reduced graphene oxide (PrGO), which is then integrated with gold nanocomposites and polypyrrole (PPy) to boost the performance of a screen-printed carbon electrode (SPCE).
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