The phrase "altering the validity of" is correct and usable in written English.
It can be used in contexts where you are discussing changes that affect the truth or legitimacy of something.
Example: "The new evidence presented in court is altering the validity of the previous testimony."
Alternatives: "changing the legitimacy of" or "modifying the truth of".
45 However, each of these requires independent validation, as it is known that even comparatively minor adaptations alter the validity of a tool and accuracy of responses.
We concluded that recent consumption as encoded by the dietary recall questionnaire in conjunction with lipid levels did not alter the validity of the associations of the 5 environmental factors found.
Thus, the local context of care may significantly alter the validity of administrative data results for primary care performance.
This is inherent of an analogy task, and altering this sequence would have engaged other cognitive processes and altered the validity of inferences.
Furthermore, although artefacts could potentially have influenced the observed correlation between fitness and genetic diversity, they do not alter the validity of our conclusions.
Importantly, differences among the indications for antifungal treatment did not appear to alter the validity of the association of the infecting organism that was isolated with the development of renal dysfunction.
The response rate is unlikely to have altered the validity of the conclusions which are similar to one study in an ophthalmology clinic [ 4] but dissimilar to another [ 3].
This observation does not alter the validity of the results because the aim of this study is to highlight the differences between 60 SDB atopic children and 50 SDB nonatopic children.
Human memory is fallible and prior studies have suggested that some clinical features of MD are recalled with only moderate reliability.[ 33, 34] Furthermore, mental illness itself may alter the validity of information obtained at interview.[ 35] We cannot rule out the possibility that biased recall shaped the pattern of results we have observed.
In return, the Swedish Academy refused his refusal, saying "this refusal, of course, in no way alters the validity of the award".
