The phrase "among a broad population" is correct and usable in written English.
It can be used when discussing a diverse group of people or subjects in a study, survey, or analysis.
Example: "The findings of the research were significant among a broad population, indicating widespread trends in behavior."
Alternatives: "within a diverse population" or "across a wide demographic".
These methods extrapolate away from the cutoff to estimate impacts among a broader population of participants.
However, a number of developments last year — including price increases, austere government spending, growing evidence of economic inequality and increased labor unrest — helped the issue reach an inflection point among a broader population.
On the other hand, the informants in this study do form a basis for generalisation in the sense that the reservations articulated by these highly motivated early adopters with a pronounced interest in this kind of quality improvement are also likely to be found among a broader population of GPs with various dispositions towards an indicator-based approach to quality improvement [ 45].
The project -- started in September of 2010 -- covers a broad population of people dealing with career obstacles, eating disorders, chronic illness, self-harm and disabilities, among many, many other things.
In the first study to take a broad-population look at the prevalence of autism spectrum disorders — types of autism ranging from severe symptoms to the milder Asperger's syndrome — researchers found a rate of 2.64% among South Korean children.
To the best of our knowledge, this is the first report of remission in a usual care setting among the broad population of adults with type 2 diabetes (e.g., not those who underwent bariatric surgery).
Although the use of ESI is widespread, proof of efficacy among the broad population of low back pain patients is lacking and use is predicated to a great extent on the cost and morbidity of the perceived "next step" in many patient's care surgery.
