• Guidelines for Reporting Trial Protocols and Completed Trials Modified Due to the COVID-19 Pandemic and Other Extenuating Circumstances 

      Orkin, Aaron M.; Gill, Peter J.; Ghersi, Davina; Campbell, Lisa; Sugarman, Jeremy; Emsley, Richard; Steg, Philippe Gabriel; Weijer, Charles; Simes, John; Rombey, Tanja; Williams, Hywel C.; Wittes, Janet; Moher, David; Richards, Dawn P.; Kasamon, Yvette; Getz, Kenneth; Hopewell, Sally; Dickersin, Kay; Wu, Taixiang; Ayala, Ana Patricia; Schulz, Kenneth F.; Calleja, Sabine; Boutron, Isabelle; Ross, Joseph S.; Golub, Robert M.; Khan, Karim M.; Mulrow, Cindy; Siegfried, Nandi; Heber, Joerg; Lee, Naomi; Kearney, Pamela Reed; Wanyenze, Rhoda K.; Hróbjartsson, Asbjørn; Williams, Rebecca; Bhandari, Nita; Jüni, Peter; Chan, An-Wen; Orkin, Aaron M.; Gill, Peter J.; Ghersi, Davina; Campbell, Lisa; Sugarman, Jeremy; Emsley, Richard; Steg, Philippe Gabriel; Weijer, Charles; Simes, John; Rombey, Tanja; Williams, Hywel C.; Wittes, Janet; Moher, David; Richards, Dawn P.; Kasamon, Yvette; Getz, Kenneth; Hopewell, Sally; Dickersin, Kay; Wu, Taixiang; Ayala, Ana Patricia; Schulz, Kenneth F.; Calleja, Sabine; Boutron, Isabelle; Ross, Joseph S.; Golub, Robert M.; Khan, Karim M.; Mulrow, Cindy; Siegfried, Nandi; Heber, Joerg; Lee, Naomi; Kearney, Pamela Reed; Wanyenze, Rhoda K.; Hróbjartsson, Asbjørn; Williams, Rebecca; Bhandari, Nita; Jüni, Peter; Chan, An-Wen; Kiermer, Veronique; Corrigan-Curay, Jacqueline; Concato, John
      Published 2021
      Importance: Extenuating circumstances can trigger unplanned changes to randomized trials and introduce methodological, ethical, feasibility, and analytical challenges that can potentially compromise the validity of findings. ...
      Article
    • When to replicate systematic reviews of interventions: consensus checklist 

      Tugwell, Peter; Welch, Vivian Andrea; Karunananthan, Sathya; Maxwell, Lara J.; Akl, Elie A.; Avey, Marc T.; Bhutta, Zulfiqar A.; Brouwers, Melissa C.; Clark, Jocalyn P.; Cook, Sophie; Cuervo, Luis Gabriel; Curran, Janet Agnes; Ghogomu, Elizabeth Tanjong; Graham, Ian G.; Grimshaw, Jeremy M.; Hutton, Brian; Loannidis, John P.A.; Jordan, Zoe; Jull, Janet Elizabeth; Kristjansson, Elizabeth; Langlois, Etienne V.; Little, Julian; Lyddiatt, Anne; Martin, Janet E.; Marušić, Ana; Mbuagbaw, Lawrence; Moher, David; Morton, Rachael L.; Nasser, Mona; Page, Matthew J.; Pardo Pardo, Jordi; Jennifer, Petkovic; Petticrew, Mark; Pigott, Terri; Pottie, Kevin; Rada, Gabriel; Rader, Tamara; Riddle, Alison; Rothstein, Hannah; Schüneman, Holger; Shamseer, Larissa; Shea, Beverley J.; Simeon, Rosiane; Siontis, Konstantinos C.; Smith, Maureen; Soares-Weiser, Karla; Thavorn, Kednapa; Thavorn, David Tovey; Vachon, Brigitte; Valentine, Jeffery; Villemaire, Rebecca; Walker, Peter; Weeks, Laura; Wells, George; Wilson, David B.; White, Howard
      Published 2020
      For systematic reviews of interventions, replication is defined as the reproduction of findings of previous systematic reviews looking at the same effectiveness question either by: purposefully repeating the same methods ...
      Open Access
      Article