The phrase "a highly significant impact" is correct and usable in written English.
It can be used when discussing the importance or influence of an event, action, or phenomenon in a particular context.
Example: "The new policy has had a highly significant impact on employee productivity and morale."
Alternatives: "a profound effect" or "a considerable influence".
Looking at all SBT, which were terminated due to exhaustion, shows that the duration of the SBT has a highly significant impact on EAdi ( p < 0.0001).
Figure 7 indicates that the majority, 57%, felt that a discussion board had a significant impact on their learning, with 79% indicating that a discussion board had either a significant impact or a highly significant impact on their learning.
Global warming could have a "highly significant impact" on food supply, says Chris West, director of the Environmental Change Institute at the University of Oxford, U.K., if that relationship holds for all crops in all locations.
Among the economic variables introduced to account for the standard pull and push factors of migration in the host and the sending countries respectively, almost all of them have a highly significant impact on migration, with the estimated coefficients showing the expected signs.
An unexpected finding however is, although the initial presence of suspended solids as both UV shielding (median particle size 23 μm) and absorbing agent has a highly significant impact on reducing UV efficacy, fluctuations in concentration of these in the feed water do not meaningfully impact overall vulnerability.
PCT showed also a highly significant impact but primarily after the very early phase of AMI and CS.
Analyzing the data separately for the two countries, we found a statistically highly significant impact of headache on school work in Austria, but not in Turkey.
On univariate analysis, the ER status, the PR status, and the tumor subtype had a statistically highly significant impact on the brain metastasis-free survival (Table 1).
These major changes in gene expression are indicative of the highly significant impact that a light pulse can have on mosquito physiology, at least partly by modulating circadian oscillators.
But, both education dummies defined as 5 years of schooling or more and 10 years of schooling or more revealed highly significant impact of education on agricultural productivity.
Similar to that of the influent toxicity of fraction 2, this study indicated also a highly significant negative impact (R = -0.62) of wastewater flow on the inhibitory effects of the recombinant fractions in raw sewage.
