The phrase "a worthwhile effect" is correct and usable in written English.
It can be used when discussing the positive or valuable outcome of an action, project, or decision.
Example: "The new marketing strategy had a worthwhile effect on our sales, leading to a significant increase in revenue."
Alternatives: "a valuable impact" or "a beneficial outcome."
But monotony has had a worthwhile effect on them.
This specification ensures that a power greater 90% is achieved if both treatments have a worthwhile effect of 35%.
Identifying existing evidence Before a substantial evaluation is undertaken, the intervention must be developed to the point where it can reasonably be expected to have a worthwhile effect.
It is known that more support gives more long-term effect, although it is also evident that rather simple interventions can provide a worthwhile effect [ 67].
An advantage of such a rigorous development process is that the intervention and program materials have been developed to the point at which they can be reasonably expected to have a worthwhile effect when examined in a full-scale trial.
The application of a rigorous development and evaluation strategy is advantageous, as the resulting complex intervention is more likely to be well designed; founded in robust theoretical, empirical, and clinical rationales; and developed enough to be expected to have a worthwhile effect.
The pain must be of sufficient intensity (greater than 2 out of 10 on a numerical pain scale) to permit a clinically worthwhile effect to be demonstrated.
We considered a 10% increase in response rate to be a clinically worthwhile effect to justify utilisation of non-monetary incentives when disseminating surveys.
One of the most persistent issues concerns how to estimate the smallest worthwhile effect (SWE) of an intervention.
If an antioxidant therapy is to progress beyond experimental systems and move into the clinic, it is necessary to consider not only the antioxidant capacity of the molecule, but also its physical and chemical properties to obtain a concentration at the target cell population sufficient to achieve a worthwhile neuroprotective effect.
Fourth, a conventional randomized trial is scientifically important only when the clinically worthwhile effect is moderate but nonetheless significant.
