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. 2014 Jul 15;9(7):e101826. doi: 10.1371/journal.pone.0101826

Table 3. Factors predicting Public Disclosure of Results (PDOR) of completed studies (publication and/or posting to ClinicalTrials.gov (CTG) website).

Median Days to Transparency (95% CI) Log-Rank test p value Adjusted Hazard Ratio (95% CI)
Funding (n)
Non-Industry or Blended (143) 843 (694–1039) 0.21 1
Industry only (241) 968 (785–1126) 0.84 (0.63–1.12)
Study Phase (n)
Phase 3 or 4 (186) 706 (602–789) <0.001 1
Phase 2 (198) 1176 (1002–1308) 0.60 (0.47–0.78)
Gender (n)
Male or female only (39) 1121 (844 -) 0.16
Both male and female (345) 883 (744–1002)
Age Group (n)
Child involved (64) 667.5 (526–833) <0.001 1
Adult only (320) 992 (870–1174) 0.61 (0.45–0.83)
Randomization (n)
Not randomized (119) 787 (684–947) 0.069 1
Randomized (264) 982 (844–1134) 0.62 (0.46–0.83)
Investigator (n)
Academia (151) 947 (730–1186) 0.89
Non-academia (233) 888 (751–1072)
Number of Study Subjects (n)
>50 (254) 827.5 (731–969) 0.008 1
≤50 (121) 1178 (919–1504) 0.60 (0.44–0.83)