The phrase "an additional complication for" is correct and usable in written English.
You can use it when discussing a situation or issue that adds complexity or difficulty to a particular matter.
Example: "The unexpected weather changes presented an additional complication for the outdoor event planning."
Alternatives: "a further challenge for" or "an extra hurdle for".
However, an additional complication for the corporation is the fact that the issue appears to be caught between two government departments.
Deficient AECII cells could be an additional complication for patients with BPD.
The game contains five substantively different scenarios, spread over four chapters, each raising an additional complication for the robot.
We have shown that inhibition of growth is not always complete, which would be an additional complication for traditional DST assays that can yield a positive or negative result at each concentration.
Nonetheless, this finding raises the interesting question of whether the ability to form a pseudo-vasculature may be another example of an elaborate survival strategy arising from heterogeneous, genetically pliable tumors and present an additional complication for conventional anti-angiogenic therapies.
An additional complication for morphology-based taxonomy is the difference between castes within the same species, e.g. males, major and minor workers, and queens.
However, an additional complication arises for the high magnifications encountered in a compound microscope.
There is an additional complication in the complicated world of large passenger aircraft.
At higher values for the MAF, an additional complication occurs: the rarer allele becomes so enriched amongst cases that when the frequency is jointly estimated from cases and controls, this allele actually becomes designated as the "common" allele, in spite of the fact that in the population as a whole it is rarer.
