The phrase "apprehension over whether" is correct and usable in written English.
It can be used when expressing concern or anxiety about a particular situation or outcome that is uncertain.
Example: "There was a sense of apprehension over whether the project would meet its deadline."
Alternatives: "concern about whether" or "anxiety regarding whether".
Most EMR is invisible and inescapable, and apprehension over what we cannot see is completely understandable.
But whether a country's team is as large as Austria's 100 athletes or as small as Cyprus's 1, there is growing apprehension over the inability of United States officials to contain the number of anthrax cases, and there is a fear of more unimaginable threats that even the $250 million Olympic security plan might not cover.
Previously, Mr. Gates expressed apprehension over a force so sizable that Afghans would view the Americans as occupiers.
"There's apprehension over the current credit crisis," she said, "and we're offering tools that directly meet those concerns".
Though the level of violence was down, there remained an air of suspense and apprehension over Israel's further intentions.
Scientific worry over the fate of the nautilus parallels the growing apprehension over the effects of deep-sea fishing on a variety of creatures.
Public apprehension over election fraud arose following partial elections in June to fill 88 seats in the 264-seat Shura (consultative) Council, the upper house of the parliament.
Whatever the reasons for the recent slide in Japan, the speed and extent of it has started to stir apprehension over Mr. Abe's bold economic policies.
So there you have it: Typical Israeli apprehension over the future of Jews with a dollop of self-satisfaction among the Zionists.
But insurers appear to be less of an obstacle than public apprehension over such sweeping change and skittishness among lawmakers, including centrist Democrats from Republican-leaning districts.
