A literature review of applied adaptive design methodology within the field of oncology in randomised controlled trials and a proposed extension to the CONSORT guidelines

Table 2 Two way table of whether the trial stopped early compared to if the trial had a planned stopping criteria

Trial stopped early	Pre-planned stopping criteria			Total
Trial stopped early	No	Yes	Unknown	Total
No	5	22	1	28
Yes	0	26	0	26
Total	5	48	1	54

ISSN: 1471-2288