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. Author manuscript; available in PMC: 2020 Sep 28.
Published in final edited form as: Cancer. 2015 Sep 22;121(24):4398–4406. doi: 10.1002/cncr.29669

TABLE 2.

Comparison of Cancer Study Enrollment Between Pediatric (Aged < 15 Years), AYA (Aged 15–39 Years), and Adult (Aged > 39 Years) Patients

Pediatric AYA Adult P
No. 793 1699 9311
Any cancer study 426 (54%) 342 (20%) 1561 (17%) <.01
Therapeutic 174 (22%) 104 (6%) 518 (6%) <.01
Nontherapeutic 371 (47%) 287 (17%) 1215 (13%) <.01

Abbreviation: AYA, adolescents and young adults.