The phrase "aggregated groupings" is correct and usable in written English.
It can be used when referring to collections or clusters of items or data that have been combined or grouped together for analysis or reporting.
Example: "The report presented the aggregated groupings of survey responses to identify common trends among the participants."
Alternatives: "combined categories" or "consolidated clusters".
Age was classified into 5-year age groups, and country of birth was aggregated to groupings of countries with a similar incidence of TB (<10, 10 24, 25 49, 50 99, 100 299 and ≥300/100 000) based on published WHO data.
We summed the frequency counts for these estimates and calculated odds ratios for Black and White groups, respectively, to allow comparability with the other studies that examined aggregated ethnic groupings.
In most studies, aggregated ethnic groupings were presented in which all those who were from 'Black' or 'White' subgroups were analysed together.
We relied on publicly available aggregate groupings of ICD-10 diagnoses as the diagnostic indicators in the models.
CL images were aggregated into 4 groupings: all CL, two PUFA groupings, and one non-PUFA grouping; ratiometric images were generated.
Rarity of outcome is diminished when more specific categories are aggregated into larger groupings; but if aggregation is done inappropriately, rather than aid in accurate assessment, it will add "noise" and diminish the extent to which the data can reflect a true association.
Occurrences of individual birth defects (aggregated into 48 groupings) among offspring of male and female 1991 Gulf War veterans and 1991 non-deployed veterans were ascertained through the first year of life.
Phenotypes were then aggregated into individual CHDs and defect groupings (Botto et al. 2007).
Weighted estimates of diagnoses were aggregated using Major Diagnostic Category (MDC) groupings and included primary (i.e., first listed) diagnoses recorded for an encounter in the respective database.
