Biobusiness Briefs

Trial watch: Trends in clinical trial design complexity

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Author information


  1. Tufts Center for the Study of Drug Development, Tufts University, 75 Kneeland Street, Boston, Massachusetts 02111, USA.

    • Kenneth A. Getz
  2. Medidata Solutions, 350 Hudson Street, New York, New York 10014, USA.

    • Rafael A. Campo


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Competing interests

The authors declare no competing financial interests.

Corresponding author

Correspondence to Kenneth A. Getz.

Supplementary information

PDF files

  1. 1.

    Supplementary Box S1

    Data and analysis