Are you certain that this issue does not lie with the webpage itself?
If anyone is available for sighted assistance, are they seeing the results after sorting "go wonky"? If so, it's probably not NVDA's problem at all.
Brian - Windows 10 Pro, 64-Bit, Version 20H2, Build 19042
The depths of denial one can be pushed to by outside forces of disapproval can make you not even recognize yourself to yourself.
~ Brian Vogel