Bulletin of the World Health Organization

Use of data from registered clinical trials to identify gaps in health research and development

Roderik F Viergever, Robert F Terry & Ghassan Karam

Volume 91, Number 6, June 2013, 416-425C

Table 4. Types of primary sponsor for a 5% sample of trials from the International Clinical Trials Registry Platform, 2012

Area of recruitmenta No. (%) of trials with non-industrial sponsor No. (%) of trials with industrial sponsor
High-income country 1550 (88.0) 467 (94.3)
Upper-middle-income country 183 (10.4) 93 (18.8)
Lower-middle-income country 49 (2.8) 51 (10.3)
Low-income country 14 (0.8) 0 (0.0)
All 1758 (100) 495 (100)

a Categorized according to the World Bank income groupings.21 When summed, the percentages shown for income groups or regions exceed 100% because some trials were recruiting in multiple countries belonging to more than one income group.