The phrase "about its usefulness" is correct and usable in written English.
You can use it when discussing the value or practicality of a particular subject or item.
Example: "The report provides a detailed analysis about its usefulness in improving productivity."
Alternatives: "regarding its utility" or "concerning its effectiveness".
"It's very much not simply about knowledge itself — it's about its usefulness throughout the economy," he said.
"This is a technical contribution to the AI community, which is something that computer vision researchers might fully appreciate". Others are more skeptical about its usefulness, given how different it still is from human learning.
Feedback from those using the toolkit was collected about its usefulness and ease of completion.
Irrespective of access to a spirometer or the type of hospital they were employed in, doctors reported that unavailability of a spirometer was the greatest barrier to its use (62.5%) followed by lack of awareness about its usefulness (17.2%).
For the remaining four applications, the effect of Internet use was overridden by the opinion about its usefulness.
After analyzing the data collected from this phase we realized that although most of the community was unaware of CHX antiseptic solution they were positive about its use as a cord care solution emphasizing that community should be educated about its usefulness.
But some researchers are doubtful about its usefulness as an anti-ageing drug, because it has side effects such as a small risk of a build-up of lactic acid in the body which, rarely, can be fatal.
Within this systematic review, we have been able to evaluate the effectiveness of ESWT in a meta-analysis and used the pooled data to arrive at more precise conclusions about its usefulness in clinical practice.
Univariate logistic regression models developed for six types of eHealth solutions demonstrated their higher acceptance among younger respondents, living in urban areas, who have attained a higher level of education, used the Internet on their own, and were more confident about its usefulness in making health-related decisions.
