The coding scheme consisted of 5 additional categories in order to code items that do not represent acceptance, that is, controlling pain, pain costs, pain benefits, unclear, and no fit.
It is reasonable to ask why would a president speak out in today's climate when the costs are so high and the benefits unclear?
How employers would react to a Medicare prescription-drug benefit is unclear, given that many companies are already cutting their coverage.
The federation's advertising has become an issue in the Michigan race, but which of the candidates will benefit remains unclear.
A survey by the Association of Art Museum Directors this year found that 14 percent of its member organizations provide housing to staff, though how many treat it as a nontaxable benefit is unclear.
On the 'plus' side, Saddam Hussein has been removed from office (although not necessarily from influence) and the 'special relationship' with the US has been confirmed (although at what price and for what tangible benefit remains unclear).
However, the key mechanism of this benefit remains unclear.
Even if its benefit remains unclear, the collar is widely used in current femoral stems.
However, a comprehensive synthesis of these data has not been conducted, and the evidence for benefit remains unclear [2].
