The poll found the percentage of Americans who favor the almost $1 trillion 10-year plan remained at about just four in 10 following the House vote on March 21 to send the bill to President Barack Obama, who signed it into law today…

The poll of 1,002 adults was conducted March 19-22 and has a margin of error of plus or minus 3.1 percent. There was no meaningful movement of opinion the final night of interviewing, after the vote was taken. [Data here –ed. Thanks to AHFF Geoff for the tip.]