The phrase "affect the great majority" is correct and usable in written English.
It can be used when discussing the impact or influence of something on a large number of people or a significant portion of a population.
Example: "The new policy is expected to affect the great majority of employees in the organization."
Alternatives: "impact the vast majority" or "influence the large majority".
Hence, we have included epidemiologic studies that have appeared after 1988 on migraine (ICD-10 diagnosis G43) and TTH (G44.2), the two types that affect the great majority of headache patients.
Such changes affect the great majority of patients with implantable pulse generators, requiring them to use the external programmer for avoidance of painful paresthesias or even to disconnect the generator, leading to loss of pain relief.
We found that concurrent activation of NOTCH cell signalling and deletion of INK4A/ARF affect the great majority of supratentorial ependymomas.
This affected the great majority of Indians, who were poor and could not afford to buy it.
There is a shortage of precise data regarding the prevalence of gingivitis, which is generally considered to be very high, probably affecting the great majority (e.g. >75%) of people.
In that study, only a limited number of genes were strongly affected by potassium limitation, and the great majority of these were genes known to be involved in nitrogen metabolism.
This is not in itself problematic: medical management of headache disorders, for the great majority of people affected by them, requires no specialist expertise or investigations but only the diagnostic and management skills that are available to all physicians and many other health-care providers in primary care [12, 16].
Brazil — "The stories of the great majority of children affected by HIV/AIDS and of street children are of marginality: social exclusion, family abandonment, dire poverty, favela life, drug trafficking and consumption, alcohol, parental abuse, sexual exploitation, and ultimately death".
The great majority of the persons affected by Sjögren's syndrome are women.
In the great majority of cases, it affects putting or chipping, both of which involve relatively small, relatively slow strokes, but, as in Haney's case, it can infect full swings, too.
Most fell at home between 6 00 am and 6 00 pm and the great majority of the fractures affected the femur and the arm/forearm.
