The phrase "a more rigorous trial" is correct and usable in written English.
It can be used when discussing the need for a trial that is more thorough or demanding, often in a scientific or experimental context.
Example: "To ensure the validity of our findings, we need to conduct a more rigorous trial before drawing any conclusions."
Alternatives: "a more thorough trial" or "a more stringent trial".
Thus a larger more rigorous trial is required to confirm the pilot data.
An urgent need exists for a larger, more rigorous trial that includes infants unselected for feeding method to clarify whether L reuteri is effective for infant colic in the general population.
But the bigger and more rigorous trial will come next Saturday when more than 4,000 high school boys and girls competitors from six states take part in the 12-hour Bishop Loughlin Games.
Many of the recent trials have addressed deficiencies of the previous ones with more rigorous trial design, including more specific patient selection criteria (ensure homogeneity of stroke location and severity), stratified randomization algorithms (time-to-treat), narrowed therapeutic time-window and pharmacokinetic monitoring.
This case raises the question of whether the F.D.A. should demand more rigorous trials before a device is granted a humanitarian exemption.
It is important that this study is not over interpreted; it aimed to find an optimal dose to assess the study medication using a more rigorous clinical trial design.
It is important that this study is not over interpreted; it aimed to find an optimal dose to assess the dietary supplement using a more rigorous clinical trial design.
First, this trial will add to our understanding of how to conduct effectiveness studies of strengths-based interventions (operationalised in a form of SMCM along with the fidelity scales) in a Chinese community and help the project team to design a more rigorous evaluative trial for SMCM.
The more rigorous trials included 12 hours apprenticing as a groundskeeper at Shea Stadium and 14 hours training as a sous-chef at Le Bernardin restaurant in Manhattan.
More rigorous trials with larger numbers of participants and a control group are needed to strengthen the conclusions.
