The phrase "appropriate age groups" is correct and usable in written English.
It can be used when discussing suitability or relevance of content, activities, or products for specific age demographics.
Example: "The educational program is designed to cater to appropriate age groups, ensuring that the material is engaging and comprehensible for all participants."
Alternatives: "suitable age ranges" or "relevant age categories".
A review of children's characteristics as road users revealed that there are appropriate age groups with specific needs concerning the right to survive (safety), to move (mobility and comfort) and to take part in the society.
The meals were prepared to meet nutritional standards determined by the Ukrainian Government for the appropriate age groups [ 25].
Planned subgroup analyses will be undertaken only for fracture displacement (displaced vs undisplaced), dementia and appropriate age groups.
Body mass index (BMI) was defined by cutoffs for the appropriate age groups as proposed by Cole et al. [ 21].
As shown in table 2, we managed to include patients in the appropriate age groups, the planned gender ratio was met and the patient numbers planned were included.
After partitioning the population into the appropriate age groups, further tests were conducted on mean infection intensity (log10 (x+1) transformed) and antibody level (square root transformed) to determine if these changed between the age groups.
Unfortunately, there are no FDA approved triptans for use under the age of 18, when, in fact, this may be the most appropriate age group that should be prescribed triptans for migraine attacks given the effectiveness of early triptan administration.
"In casting Tom one had to find an actor who could credibly be (as Fitzgerald describes him) 'one of the most powerful ends that ever played football at New Haven,' had five-star acting chops and in the big dramatic showdown scenes between Gatsby and Tom, hold the screen against Leonardo DiCaprio, in the appropriate age group," Luhrmann told Deadline.
Children who had moved from their residence, could not be traced, died, or were over age were replaced with a child in the appropriate age group.
Severity of illness and mortality risk should be appraised as precisely as possible using measurements for the appropriate age group and organ failure.
