The phrase "a key conclusion" is correct and usable in written English.
It can be used when summarizing the most important finding or result from a discussion, analysis, or research.
Example: "After reviewing the data, a key conclusion is that increased exercise leads to improved mental health."
Alternatives: "a crucial finding" or "an important takeaway."
That was also a key conclusion of an inquiry last year by the DCMS select committee, chaired by the new culture secretary John Whittingdale.
A key conclusion of the report was that the United States tax system needed radical simplification for a return-free system to be viable.
A key conclusion is that the forces propelling growth in countries such as the US and UK of late have been unsustainable: over-reliance on an accelerating supply of credit pre crisis, dependence on unconventional monetary policy post crisis.
A key conclusion of Francis is that local patient groups in Mid Staffs were weak, over-reliant on uninformed and untrained volunteers, sometimes in dysfunctional relationships and beset with infighting.
A key conclusion from Opera Solutions' work with companies in many industries, including travel, Mr. Gupta said, is that "90 percent of the predictive value is in the behavioral data".
Regarding "A good deal gone bad" (editorial, Aug. 26): A key conclusion of the U.N. Rio+20 meeting in June 2012 was that developing countries should focus future development on the growth of nonpolluting green industries, including renewable energies.
A final key conclusion is that the topic of devolution policy and its effects on human resources for health, and vice versa, merit more attention.
The conclusion that 'the beta-sheet tilting... is not sufficient to describe the conformational changes that accompany force generation...'.... is an important key conclusion, substantiated by the thorough analysis of alterations in the core motor domain (i.e. without neck linker).
While most of the experiments were done in this cell line, a few key conclusions were also confirmed in other cell types (see below).
The comparative genomic analysis of enzymes involved in XyG synthesis and turnover described here has provided a few key conclusions about the evolution of this polymer in green plants.
Key conclusion 9: A majority of ASCs trained in iCCM were female.
