Table 2

Number of trials with results not posted on registry. Funded feature is not an exclusive one: trials might have been funded by a combination of the three possible options (National Institutes of Health (NIH), industry and other)

No of trialsResults not posted on registry
Phase 3525438 (83.4%)
Phase 45146 (90.2%)
NIH funded14693 (63.7%)
Industry funded8556 (65.9%)
Other funded502450 (89.6%)
Total576484 (84.0%)