The phrase "accompanied by a need" is correct and usable in written English.
It can be used to describe a situation where something is present alongside a requirement or necessity.
Example: "The project was successful, but it was accompanied by a need for additional resources to sustain its growth."
Alternatives: "coupled with a requirement" or "tied to a necessity".
John Berger once said that "the talents that make a work are accompanied by a need for that art".
These developments are accompanied by a need to develop models for quantitative evaluation of building service life and of life-cycle CO2 emissions.
This is accompanied by a need for reliable methodologies to assess the quality of FFPE derived RNA.
Some health problems are accompanied by a need for social care and therefore social services can be included in this emergency and urgent care system.
For many clinicians, this change is accompanied by a need for further education and experience in selecting appropriate candidates with thyroid cancer for treatment with MKIs.
Growing awareness of the addictive properties of cannabis is accompanied by a growing need for research investigating cannabis abuse and dependence.
The rapidly increasing complexity of healthcare has necessarily been accompanied by a commensurate need for more collaboration and sharing of information between healthcare professionals and across healthcare settings.
That is no cause for a victory parade, but it is a sign of a tentative recovery, if only it were accompanied by a crucially needed boost from public coffers.
Motivation: The growth of sequence data has been accompanied by an increasing need to analyze data on distributed computer clusters.
Students accompanied by a spouse will need an additional $7,000 per year plus $4,000 per year for each accompanying child (this estimate is subject to change).
The consistent growth of PET is accompanied by a large unmet need for the development of novel PET-probes including labeling techniques for the visualization of suitable targets of various diseases.
