The phrase 'trials made of' is correct and can be used in written English.
You can use it to describe the tests or challenges someone is facing. For example: "She was determined to rise to the trials made of her in her new job."
This lack of consistency between trials made comparison of results difficult.
In addition, the design of the included trials made blinding of the participants difficult, which may lead to reporting bias.
All trials made their source of funding clear, with the exception of one trial, 17 the authors of which declared to be industry-funded in a later publication.
More sophisticated modeling techniques, as well as improved designs of clinical trials, made possible to investigate the effect of covariate factors in the PK/PD model.
There was no evidence of funnel plot asymmetry, although the small number of trials made assessment difficult.
In most randomised controlled trials, screening was offered to the control groups after the end of the trials, making estimation of the amount of overdiagnosis difficult.
Using the Delphi criteria to assess the quality of the randomized and comparative trials, made clear that the quality of the assessed trials was limited [ 51].
Trials and questionnaires were carried out using both clinical and non-clinical user groups, with the trials making use of assessment of incision quality, cutting force, electromyography and video monitoring.
A dearth of appropriately designed trials makes development of definitive treatment paradigms challenging.
Non-words, which appeared in half of the 48 trials, were made of pseudohomophones, i.e., nonexistent words composed of Chinese characters that have the same sounds as real words.
