Items where Author is "Amstutz, Alain"

2016

Stegert, Mihaela and Kasenda, Benjamin and von Elm, Erik and You, John J. and Blümle, Anette and Tomonaga, Yuki and Saccilotto, Ramon and Amstutz, Alain and Bengough, Theresa and Briel, Matthias and Disco study group, . (2016) An analysis of protocols and publications suggested that most discontinuations of clinical trials were not based on preplanned interim analyses or stopping rules. Journal of Clinical Epidemiology, 69. pp. 152-160.

2015

Rosenthal, Rachel and Kasenda, Benjamin and Dell-Kuster, Salome and von Elm, Erik and You, John and Blümle, Anette and Tomonaga, Yuki and Saccilotto, Ramon and Amstutz, Alain and Bengough, Theresa and Meerpohl, Joerg J. and Stegert, Mihaela and Tikkinen, Kari A. O. and Neumann, Ignacio and Carrasco-Labra, Alonso and Faulhaber, Markus and Mulla, Sohail and Mertz, Dominik and Akl, Elie A. and Bassler, Dirk and Busse, Jason W. and Ferreira-González, Ignacio and Lamontagne, Francois and Nordmann, Alain and Gloy, Viktoria and Olu, Kelechi K. and Raatz, Heike and Moja, Lorenzo and Ebrahim, Shanil and Schandelmaier, Stefan and Sun, Xin and Vandvik, Per O. and Johnston, Bradley C. and Walter, Martin A. and Burnand, Bernard and Schwenkglenks, Matthias and Hemkens, Lars G. and Bucher, Heiner C. and Guyatt, Gordon H. and Briel, Matthias. (2015) Completion and Publication Rates of Randomized Controlled Trials in Surgery: An Empirical Study. Annals of Surgery, 262 (1). pp. 68-73.

2014

Kasenda, Benjamin and von Elm, Erik and You, John and Blümle, Anette and Tomonaga, Yuki and Saccilotto, Ramon and Amstutz, Alain and Bengough, Theresa and Meerpohl, Joerg J. and Stegert, Mihaela and Tikkinen, Kari A. O. and Neumann, Ignacio and Carrasco-Labra, Alonso and Faulhaber, Markus and Mulla, Sohail M. and Mertz, Dominik and Akl, Elie A. and Bassler, Dirk and Busse, Jason W. and Ferreira-González, Ignacio and Lamontagne, Francois and Nordmann, Alain and Gloy, Viktoria and Raatz, Heike and Moja, Lorenzo and Rosenthal, Rachel and Ebrahim, Shanil and Schandelmaier, Stefan and Xin, Sun and Vandvik, Per O. and Johnston, Bradley C. and Walter, Martin A. and Burnand, Bernard and Schwenkglenks, Matthias and Hemkens, Lars G. and Bucher, Heiner C. and Guyatt, Gordon H. and Briel, Matthias. (2014) Prevalence, characteristics, and publication of discontinued randomized trials. Journal of the American Medical Association, 311 (10). pp. 1045-1051.

Kasenda, Benjamin and Schandelmaier, Stefan and Sun, Xin and von Elm, Erik and You, John and Blümle, Anette and Tomonaga, Yuki and Saccilotto, Ramon and Amstutz, Alain and Bengough, Theresa and Meerpohl, Joerg J. and Stegert, Mihaela and Olu, Kelechi K. and Tikkinen, Kari A. O. and Neumann, Ignacio and Carrasco-Labra, Alonso and Faulhaber, Markus and Mulla, Sohail M. and Mertz, Dominik and Akl, Elie A. and Bassler, Dirk and Busse, Jason W. and Ferreira-González, Ignacio and Lamontagne, Francois and Nordmann, Alain and Gloy, Viktoria and Raatz, Heike and Moja, Lorenzo and Rosenthal, Rachel and Ebrahim, Shanil and Vandvik, Per O. and Johnston, Bradley C. and Walter, Martin A. and Burnand, Bernard and Schwenkglenks, Matthias and Hemkens, Lars G. and Bucher, Heiner C. and Guyatt, Gordon H. and Briel, Matthias and Disco Study Group, . (2014) Subgroup analyses in randomised controlled trials: cohort study on trial protocols and journal publications. BMJ, 349. g4539.

2012

Kasenda, Benjamin and von Elm, Erik B. and You, John and Blümle, Anette and Tomonaga, Yuki and Saccilotto, Ramon and Amstutz, Alain and Bengough, Theresa and Meerpohl, Jörg and Stegert, Mihaela and Tikkinen, Kari A. O. and Neumann, Ignacio and Carrasco-Labra, Alonso and Faulhaber, Markus and Mulla, Sohail and Mertz, Dominik and Akl, Elie A. and Bassler, Dirk and Busse, Jason W. and Ferreira-González, Ignacio and Lamontagne, Francois and Nordmann, Alain and Rosenthal, Rachel and Schandelmaier, Stefan and Sun, Xin and Vandvik, Per O. and Johnston, Bradley C. and Walter, Martin A. and Burnand, Bernard and Schwenkglenks, Matthias and Bucher, Heiner C. and Guyatt, Gordon H. and Briel, Matthias. (2012) Learning from failure--rationale and design for a study about discontinuation of randomized trials (DISCO study). BMC Medical Research Methodology, 12. p. 131.