The phrase "presumably causing" is correct and is commonly used in written English.
It is used to indicate something that is assumed to be causing something else. For example, "The increase in temperature could be the result of global warming, presumably causing a rise in sea levels."
Eventually, a proper smoker with a chimney was installed, removing the false-alarm problem and presumably causing Frank Costello to look elsewhere for an equally helpful pastime.
Almost every item in the country would effectively be on sale, presumably causing people to make immediate purchases they would otherwise not.
If it had continued another 300 yards, it would also have crashed into the town of Gonesse, presumably causing many more deaths.
However, the underlying capillary network was simplified and endothelial cells had failed to become tightly apposed to the surface epithelium in TNRC6c mutants, presumably causing the observed respiratory failure.
Fibroblast growth factor 21 (FGF21) was recently discovered as stress-induced myokine during mitochondrial disease and proposed as key metabolic mediator of the integrated stress response (ISR) presumably causing systemic metabolic improvements.
The result: mothers who received the full child support payments were less likely to cohabit with men other than their children's fathers — presumably causing less turmoil for the children — and were just as likely to marry.
Doing so would presumably cause the company to patch the security flaw.
Deletions/insertions presumably caused by the used polymerase are marked by "~".
This submerged original shorelines and presumably caused people to abandon their homes and migrate.
Reduced confidence would presumably cause many consumers to be more frugal in their spending decisions.
They diagnosed him as having vascular dementia, presumably caused by a series of small strokes.
