The phrase "at overall levels" is correct and usable in written English.
It can be used when discussing general or aggregate conditions, performance, or metrics across a broad scope or context.
Example: "The company's performance has improved at overall levels, indicating a positive trend in productivity."
Alternatives: "on a general scale" or "at a broad level".
Elson says that boards should look at overall levels of pay within their own company, rather than benchmarking pay against CEOs working in the same industry.
In addition to looking at overall levels and trends in spending on Canadian DTCA, we focused on heavily advertised products in terms of conditions treated and whether or not these products had been subject to regulatory warnings of serious risks, including US 'black box' warnings or Health Canada safety advisories.
The satisfactory food security at overall level hides the vulnerability and food insecurity situation of large numbers of population.
Karasek and Theorell [ 44] defined social support at work as "overall levels of helpful social interaction available on the job from co-workers and supervisors" (page 69).
The Boston Consulting Group has taken a closer look at some of the most commonly cited fiscal consolidations from the past three decades to understand how successful they were at reducing overall levels of expenditure.
The study looked at the overall levels of positive emotion that the participants experienced in their lives – those associated with more stable personality traits, as well as daily fluctuations in positive emotions in reaction to daily events.
Analysis of hPaf1 expression during cell cycle progression was similar to that seen with Panc1, but at lower overall levels.
Sex-biased genes in chicken have a larger variance in expression level, are expressed in fewer tissues, and at lower overall levels than unbiased genes.
Androgens and progesterone occurred at lower overall levels in the waste relative to estrogens and seem more prone to degradation in sludge.
In brain, Pb effects manifest at low overall levels and include cognitive impairment and reduced IQ (Goyer 1993; Goyer et al. 1995; Rice 1996).
Known-groups and convergent construct validity were investigated by testing hypotheses at attribute and overall levels.
