TREATment of Lower Respiratory Tract Infection in Selected Hospitals in Southern Sri Lanka (TREAT-SL): study protocol for a stepped-wedge, cluster-randomized clinical trial.

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Title: TREATment of Lower Respiratory Tract Infection in Selected Hospitals in Southern Sri Lanka (TREAT-SL): study protocol for a stepped-wedge, cluster-randomized clinical trial.
Authors: De Zoysa PDWD; Department of Medicine, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Weerasinghe SA; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Gamage J; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Iglesias-Ussel MD; Department of Medicine, Duke University School of Medicine, Durham, NC, USA., Olague S; Duke Clinical Research Institute, Duke University, Durham, NC, USA., Obale A; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Duke Global Health Institute, Duke University, Durham, NC, USA., Gallis JA; Duke Global Health Institute, Duke University, Durham, NC, USA.; Department of Biostatistics and Bioinformatics, Duke University, Durham, NC, USA., Palangasinghe D; Department of Medicine, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Senadheera B; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Vasana S; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Nix C; Department of Medicine, Duke University School of Medicine, Durham, NC, USA., Bodinayake CK; Department of Medicine, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Duke Global Health Institute, Duke University, Durham, NC, USA., Nagahawatte ADS; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Duke Global Health Institute, Duke University, Durham, NC, USA.; Department of Microbiology, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Wijayaratne WMDGB; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Department of Microbiology, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Kurukulasooriya MRP; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Premamali M; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Dilshan UHBY; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka., Ngocho J; Kilimanjaro Christian Medical Centre, Moshi, Tanzania., Østbye T; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Duke Global Health Institute, Duke University, Durham, NC, USA.; Department of Family Medicine and Community Health, Duke University, Durham, NC, USA., Laber EB; Department of Biostatistics and Bioinformatics, Duke University, Durham, NC, USA., Watt MH; Department of Population Health Sciences, School of Medicine, University of Utah, Salt Lake City, UT, USA., Myers E; Duke Clinical Research Institute, Duke University, Durham, NC, USA.; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC, USA., Woods CW; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka.; Department of Medicine, Duke University School of Medicine, Durham, NC, USA.; Duke Global Health Institute, Duke University, Durham, NC, USA., Naggie S; Department of Medicine, Duke University School of Medicine, Durham, NC, USA.; Duke Clinical Research Institute, Duke University, Durham, NC, USA., Kenny A; Duke Global Health Institute, Duke University, Durham, NC, USA.; Department of Biostatistics and Bioinformatics, Duke University, Durham, NC, USA., Chakraborty H; Duke Clinical Research Institute, Duke University, Durham, NC, USA.; Department of Biostatistics and Bioinformatics, Duke University, Durham, NC, USA., Tillekeratne LG; Department of Medicine, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka. gayani.tillekeratne@duke.edu.; Duke-Ruhuna Collaborative Research Centre, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka. gayani.tillekeratne@duke.edu.; Department of Medicine, Duke University School of Medicine, Durham, NC, USA. gayani.tillekeratne@duke.edu.; Duke Global Health Institute, Duke University, Durham, NC, USA. gayani.tillekeratne@duke.edu.
Source: Trials [Trials] 2026 Mar 18; Vol. 27 (1). Date of Electronic Publication: 2026 Mar 18.
Publication Type: Journal Article; Clinical Trial Protocol
Journal Info: Publisher: BioMed Central Country of Publication: England NLM ID: 101263253 Publication Model: Electronic Cited Medium: Internet ISSN: 1745-6215 (Electronic) Linking ISSN: 17456215 NLM ISO Abbreviation: Trials Subsets: MEDLINE
Database: MEDLINE Ultimate
Description
ISSN:1745-6215
DOI:10.1186/s13063-026-09628-0