The phrase "a consequence it is difficult to" is correct and usable in written English.
It can be used when discussing the challenges or complexities associated with a particular consequence or outcome.
Example: "The new policy has led to a consequence it is difficult to ignore: a significant increase in employee turnover."
Alternatives: "a result that is hard to" or "an outcome that is challenging to".
As a consequence, it is difficult to stabilize lower part of the branch corresponding to small traveling wave segments in numerical simulations by means of this control.
As a consequence, it is difficult to see how Nozick's entitlement theory could provide guidance as to what the current distribution of material holdings should be or what distributions or redistributions are legitimate or illegitimate.
The determinants of this specificity are still only partly understood and as a consequence it is difficult to predict kinase substrate preferences from the primary structure, hampering the understanding of kinase function in physiology and prompting the development of technologies that allow easy assessment of kinase substrate consensus sequences.
As a consequence, it is difficult to predict at what level of natural auditory scene analysis the observed phenomena are normally involved (e.g. stimulus coding, stream segregation, object binding or analysis of object delivery statistics), and thus what problems they solve.
As a consequence, it is difficult to compare the perfusion function across different studies.
As a consequence, it is difficult to determine which parameters have a dominant impact on compactness.
As a consequence, it was difficult to achieve high data rate in all the user cases.
It is difficult to predict the consequences of such a move, however.
It is difficult to predict what the consequences of a conservative-controlled Parliament will be.
It is difficult to predict the likely psychological consequences for children born through elective co-parenting.
As a consequence, it is rather difficult to understand, assess, and compare the existing approaches.
