Evidence-Based Complementary and Alternative Medicine / 2017 / Article / Tab 3

Review Article

The Characteristics of TCM Clinical Trials: A Systematic Review of ClinicalTrials.gov

Table 3

Trial location and sponsor of TCM interventional studies.

ParameterNumber/total number (%)
All Trials Oct 2000–Sep 2005 Oct 2005–Sep 2010 Oct 2010–Sep 2015

Region, N
 Africa8/1270 (0.6)1/95 (1.1)1/396 (0.3)6/779 (0.8)
 Asia-Pacific670/1270 (52.8)28/95 (29.5)185/396 (46.7)457/779 (58.7)
 Central and South America52/1270 (4.1)5/95 (5.3)24/396 (6.1)23/779 (3.0)
 Europe195/1270 (15.4)19/95 (20.0)81/396 (20.5)95/779 (12.2)
 Middle East28/1270 (2.2)010/396 (2.5)18/779 (2.3)
 North America362/1270 (28.5)78/95 (82.1)140/396 (35.4)144/779 (18.5)
Lead sponsor, N
 Industry63/1270 (5.0)5/95 (5.3)13/396 (3.3)45/779 (5.8)
 NIH55/1270 (4.3)46/95 (48.4)7/396 (1.8)2/779 (0.3)
 US Fed (non-NIH)28/1270 (2.2)1/95 (1.1)12/396 (3.0)15/779 (1.9)
 Other1124/1270 (88.5)43/95 (45.3)364/396 (91.9)717/779 (92.0)
Country of lead ponsor , N
 China527/1270 (41.5)14/95 (14.7)142/396 (35.9)371/779 (47.6)
 United States360/1270 (28.3)76/95 (80.0)140/396 (35.4)144/779 (18.5)
 Korea58/1270 (4.6)1/95 (1.1)13/396 (3.3)44/779 (5.6)
 Germany42/1270 (3.3)1/95 (1.1)19/396 (4.8)22/779 (2.8)
 Canada39/1270 (3.1)3/95 (3.2)17/396 (4.3)19/779 (2.4)
 Brazil35/1270 (2.8)2/95 (2.1)10/396 (2.5)23/779 (3.0)
 Israel20/1270 (1.6)08/396 (2.0)12/779 (1.5)
 Spain17/1270 (1.3)1/95 (1.1)3/396 (0.8)13/779 (1.7)
 United Kingdom16/1270 (1.3)2/95 (2.1)7/396 (1.8)7/779 (0.9)
 Sweden15/1270 (1.2)08/396 (2.0)7/779 (0.9)

For the TCM trials, further manual classification of the “other” lead sponsor group found that this group was all composed of academic institutions/medical centers. Only listing the top 10 countries of lead sponsor. Including Taiwan and Hong Kong.

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at help@hindawi.com to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.