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Table 1 Information about Preregistration (Yes/No) for all Presented Studies, and Information about The Repository Used for Preregistration, and Completeness of the Registration for the Preregistered Studies

From: Steps toward preregistration of research on research integrity

Registration Characteristic Number of Studies Percentage of All Studies Percentage of Preregistered Studies
Preregistration
 No 250 81%
 Yes 58 19%
Results for preregistered Studies (n = 56)a
 Repository Used
  OSF RRRCR 21 7% 37%
  OSF other 20 6% 36%
  Another repository 15 5% 27%
 Completeness
  0 key elements 2 1% 4%
  1–4 key elemements 7 2% 12%
  5–6 key elements 14 4% 25%
  No evidenceb 7 2% 12%
  Different title 2 1% 4%
  Required sign-in 10 3% 18%
  Wrong URL 14 4% 25%
  1. a Two participants out of the 58 in the upper panel provided no information with respect to dependent variables Registry or Completeness of preregistration, hence the number of preregistered studies for which enough information was available was 56
  2. b “No Evidence” means that presenters claimed they preregistered while in fact there was no evidence they did