Sentence examples for a third of trials from inspiring English sources

Almost a third of trials (31%) managed to recruit their original target sample size, whereas a similar proportion (31%) failed to do so.

By contrast, the patients classified less than a third of trials as closer-up (30.95% ± 22.8%) and significantly fewer than the controls (U = 15.5, Z = −2.26, p = 0.024).

This rate is also higher than some other funders, for the National Institutes of Health in the USA, after a median of 51 months after trial completion, a third of trials remained unpublished.

14 We were surprised to see that about a third of trials examined in our study were registered after the completion date; this kind of registration seems inappropriate or irrelevant and is a challenge to the credibility of the registers.

Additional limitations of the evidence included in this review include the short follow-up in a third of trials, potentially not allowing sufficient time to detect improvements in functioning in the intervention group.

A 2006 study found that only a third of trial reports described how the randomisation sequence was generated and only a quarter described an adequate method of allocation concealment.

A second of trials assessed the yield and quality of the two crops grown on the same acreage and the opportunity for conservation benefits.

In our review, about a third of the trials were open label trials.

Each of the 3 sequence conditions (predictable, scrambled, and static) composed a third of the trials (randomly intermixed), giving 168 trials per condition for each participant.

In a third of the trials, no targets were presented (no-target trials), only distractors.

A systematic review of worldwide phase 3 trials over 9 years showed that a third of all trials close early due to poor accrual (Schroen et al, 2012).