From: Updated analysis of pediatric clinical studies registered in ClinicalTrials.gov, 2008–2019
Trials, No.(%) | χ2 | P value | |||
---|---|---|---|---|---|
Industry-funded (n = 7,867) | NIH-funded (n = 2,641) | Other (n = 21,394) | |||
Founding sites | 6,181.2 | < 0.001 | |||
Single-site | 2,786(35.4) | 1,656(62.7) | 17,734(82.9) | ||
Multisite | 5,081(64.6) | 985(37.3) | 3,660(17.1) | ||
Status_Completed | 283.1 | < 0.001a | |||
Yes | 4,817(61.2) | 1,352(51.2) | 10,747(50.2) | ||
No | 3,050(38.8) | 1,289(48.8) | 10,647(49.8) | ||
Primary purpose_treatment | 641.6 | < 0.001b | |||
Yes | 5,585(71.0) | 1,478(56.0) | 11,698(54.7) | ||
No | 2,282(29.0) | 1,163(44.0) | 9,696(45.3) | ||
Intervention_Drug | 4,043.9 | < 0.001 | |||
Yes | 4,637(58.9) | 964(36.5) | 4,341(20.3) | ||
No | 3,230(41.1) | 1,677(63.5) | 17,053(79.7) | ||
Phase_phase 3–4 | 2,296.7 | < 0.001 | |||
Yes | 3,230(41.1) | 320(12.1) | 3,399(15.9) | ||
No | 4,637(58.9) | 2,321(87.9) | 17,995(84.1) |