Sentences with phrase «observation arm of the study»
Node - positive patients also had improved 10 - year rates of survival without metastasis and melanoma - free survival compared to those whose nodes were found to be positive on the nodal observation arm of the study.
https://www.sciencedaily.com/ Not exact matches
Abstract Result The trial was closed before completion of accrual because Bayesian predictive probability analyses performed by an independent data monitoring committee indicated a probability of 0.003 that at the end of the study prophylaxis would prove superior to observation and a probability of 0.997 that there would be insufficient evidence at the end of the trial to choose either arm as superior.