Items where Author is "Gryaznov, Dmitry"

Speich, Benjamin and Taji Heravi, Ala and Schönenberger, Christof Manuel and Hausheer, Lena and Gryaznov, Dmitry and Busse, Jason W. and Covino, Manuela and Lohner, Szimonetta and Chiaborelli, Malena and Schwenke, Johannes M. and Ramirez Zegarra, Ruben and Saccilotto, Ramon and Hüllstrung, Julia M. and von Elm, Erik and Agarwal, Arnav and Hirt, Julian and Mall, David and Amstutz, Alain and Epp, Selina and Mertz, Dominik and Blümle, Anette and von Niederhäusern, Belinda and Odutayo, Ayodele and Griessbach, Alexandra and Hopewell, Sally and Briel, Matthias (2025) Nonregistration, Discontinuation, and Nonpublication of Randomized Trials: A Systematic Review. JAMA NETWORK OPEN, 2 (8). No.-e2524440. ISSN 2574-3805

Schönenberger, Christof Manuel and Chiaborelli, Malena and Taji Heravi, Ala and Kübler, Lukas and Gandhi, Pooja and Némethné Kontár, Zsuzsanna and Hüllstrung, Julia and Elalfy, Mona and Glasstetter, Jan and Gryaznov, Dmitry and von Niederhäusern, Belinda and Blümle, Anette and Busse, Jason W. and Lohner, Szimonetta and Hopewell, Sally and Griessbach, Alexandra and Briel, Matthias and Speich, Benjamin (2025) Public availability of randomized clinical trial protocols: a repeated meta-research study. JOURNAL OF CLINICAL EPIDEMIOLOGY, 185. No.-111865. ISSN 0895-4356 (print); 1878-5921 (online) (In Press)

Taji Heravi, Ala and Gryaznov, Dmitry and Busse, Jason W. and Schönenberger, Christof Manuel and von Niederhäusern, Belinda and Hausheer, Lena and Covino, Manuela and Schwenke, Johannes M. and Epp, Selina and Griessbach, Alexandra and Chiaborelli, Malena and Agarwal, Arnav and Lohner, Szimonetta and Hirt, Julian and Schandelmaier, Stefan and Egli, Simon B. and Makhele, Mashao Amos and Amstutz, Alain and Mertz, Dominik and Blümle, Anette and von Elm, Erik and Saccilotto, Ramon and Odutayo, Ayodele and Hopewell, Sally and Speich, Benjamin and Briel, Matthias (2025) Metaresearch on patient-reported outcomes in trial protocols and results publications suggested large outcome reporting bias. JOURNAL OF CLINICAL EPIDEMIOLOGY, 185. No. 111822. ISSN 0895-4356 (print); 1878-5921 (online)

Schönenberger, Christof Manuel and Griessbach, Alexandra and Heravi, Ala Taji and Gryaznov, Dmitry and Gloy, Viktoria L. and Lohner, Szimonetta (2022) A Meta-Research Study of Randomized Controlled Trials Found Infrequent and Delayed Availability of Protocols. JOURNAL OF CLINICAL EPIDEMIOLOGY, 149. pp. 45-52. ISSN 0895-4356 (print); 1878-5921 (online)

Speich, Benjamin and Gryaznov, Dmitry and Busse, Jason W. and Gloy, Viktoria L. and Lohner, Szimonetta (2022) Nonregistration, Discontinuation, and Nonpublication of Randomized Trials: A Repeated Metaresearch Analysis. PLOS MEDICINE, 19 (4). pp. 1-16. ISSN 1549-1277 (print); 1549-1676 (online)

Speich, Benjamin and Gloy, Viktoria L and Klatte, Katharina and Gryaznov, Dmitry and Heravi, Ala Taji and Ghosh, Nilabh and Marian, Iona R and Lee, Hopin and Mansouri, Anita and Lohner, Szimonetta and Saccilotto, Ramon and Nury, Edris and Chan, An-Wen and Blümle, Anette and Odutayo, Ayodele and Hopewell, Sally and Briel, Matthias (2021) Reliability of Trial Information Across Registries for Trials With Multiple Registrations: A Systematic Review. JAMA NETWORK OPEN. ISSN 2574-3805

Lohner, Szimonetta and Gryaznov, Dmitry and von Niederhäusern, Belinda and Speich, Benjamin and Kasenda, Benjamin (2021) Reporting quality of trial protocols improved for non-regulated interventions but not regulated interventions: A repeated cross-sectional study. JOURNAL OF CLINICAL EPIDEMIOLOGY. pp. 1-10. ISSN 0895-4356 (print); 1878-5921 (online) (In Press)