"given this change" is correct and usable in written English.
You can use it to introduce a new fact or idea which has resulted from a change that has already been mentioned. For example, "Given this change in policy, the company must now adjust its budget accordingly."
I think I can do more for the people I care about, here, by being here rather than there, given this change.
We've asked Google if it will now revise its decision to pull YouTube from Fire TV and Echo Show, given this change, and will update if the company responds.
Given this change in lifestyle, comparing the GDP of a country today to its historical GDP is significantly flawed, because the way people live today naturally increases GDP through the outsourcing of personal services.
Given this change and other issues like health, Murdoch cautions couples to slow down and think hard before waiting.
Given this change is pretty much the only thing people are talking about right now, I wanted to ask him what life is like when seasons don't change at all.
Given this change in AMI diagnostic criteria, little is known about the current incidence of AMI in the ICU and the associated clinical outcomes.
Will you commit to me that given this changed circumstance, that you will find a way to directly communicate with those men and women to assure them that they will not be fired simply for aggressively pursuing this investigation?
Obama will give this change of direction his stamp of approval by visiting Buenos Aires after he leaves Havana.
She gave this change to the counterman, & as he was counting it, the girl uttered her first words; "Stranger, yourmoney's no good in this town".
Given this sea change, President Trump's paranoia about China is understandable.
Given this radical change in psychiatric care approach, training programs dedicated to the patient's entourage have developed.
