"It does help you select the patients who are going to need furthermanagement with revascularization and that's really what you want the test to do, " Williams says.
On Monday, Mr Bolland announced furthermanagement changes, with Frances Russell, a former director of Philip Green's Arcadia, moving up to director of womenswear, replacing Annette Browne, who has left the company.
"Without furthermanagement clarity, we fear that AIG's franchise could become impaired by the market sell-off as customers become increasingly concerned regarding the company's financial health, " Haines wrote in a note Tuesday.