The phrase "a function of level of" is correct and usable in written English.
It can be used in contexts where you are discussing how one variable or factor depends on or is influenced by another variable, particularly in scientific or analytical writing.
Example: "The effectiveness of the treatment is a function of the level of dosage administered to the patients."
Alternatives: "dependent on the level of" or "determined by the level of".
In this study, a characterization of achievable network lifetime as a function of level of localization of the routing operations under optimal conditions is performed using three localized routing approaches.
The results indicated that pain behavior varied as a function of level of satisfaction with social support.
It was found that increases in frontal lobe activation were associated with increases in emotional arousal, while EEG activity recorded from the parietal region showed either a reciprocal pattern of activation or did not change as a function of level of emotional arousal.
The number of transcripts with aligned reads declined greater than exponentially as a function of level of expression (Fig 1B).
The Bland-Altman plots allow evaluation of assay disagreement as a function of level of methylation [20].
The level of protein tetR as a function of level of L-arabinose is shown in Figure 13(C).
One result of the risk assessment is the graphical representation of dose-response curve in which the likelihood of disease is presented as a function of levels of L. monocytogenes consumed (Figure 3.4).
Different studies have found that efficiency in planning, executive working memory, set shifting, and especially response inhibition decrease as a function of levels of PCBs.
Where helping is the norm, failure to detect large effects may be a function of levels of informal support in the control group.
The data suggest that IH may vary significantly from country to country as a function of levels of discrimination at legal and structural levels as well as individual experience: that is, ambient homophobia is a major determinant of IH.
The proportion of cells with Q74 aggregates is a direct function of levels of the protein and inversely correlates with autophagic activity (28).
