BUSH'S POPULARITY WITH OLDER VOTERS IS SEEN AS SLIPPING
Political strategists and analysts say Pres Bush's support among older voters has dropped substantially in recent months, eroding recent Republian gains and highlighting importance of this critical electoral bloc in 2004; New York Times/CBS News poll finds that Bush has 41 percent approval rating among 65-and-older voters, his lowest among any age group, and similar trends have been revealed by other polls; economy, stock market and situation are considered major factors for slippage, along with more usual concerns for older Americans like Medicare and cost of prescription drugs; many Republicans consider it top priority to deliver Medicare drug benefit before 2004 election; graph (M)
