The phrase "across all strata" is correct and usable in written English.
It can be used to refer to something that applies to or affects all levels or layers within a particular context, such as society, organizations, or systems.
Example: "The new policy will be implemented across all strata of the organization to ensure inclusivity and fairness."
Alternatives: "throughout all levels" or "across all tiers".
This issue seems straightforward, but unfortunately the "average" life expectancy varies across all strata of society.
"I have a wide range [of patients], take all insurances, do inpatients, day hospital, outpatients, and see anxiety across all strata," he said.
Interviews with Iraqis suggest that the phenomenon cuts across all strata of society, but journalists in particular have been subject to such tactics, especially during the protests.
The influence of provider encouragement was significant across all strata of the sample.
The State Department sent the Saigon embassy a detailed cable containing questions about Vietnamese public opinion across all strata of society.
Demographers of the Roman world agree that, owing to the late marriage-age of males, one third of young people would have been fatherless by the age of fifteen -- across all strata of society.
This was consistent across all strata of AKI severity when stratified by RIFLE category.
The inverse association for water intake was present across all strata of smoking status.
Even though the ROC curve showed good discrimination, the Hosmer-Lemeshow test indicated inadequate calibration across all the probability strata for mortality in the model.
The Hosmer-Lemeshow goodness-of-fit test was used to evaluate agreement between the observed and expected results across all the probability strata of the outcome of interest (calibration); p >.05 indicates a good fit for the model.
For mercury, lead, titanium, and aluminum, loading magnitudes were much lower in the most urban stratum, while the loadings across all other strata were comparable.
