Corporations are starting to go back to the drawing board to shape incentive plans and performance goals for executive compensation in 2010, thanks to economic uncertainty and populist pressure making it more difficult to get those tasks done.

A look at more than 200 early proxy filings reveals some changes to incentive plan practices, with some companies revising or increasing their performance metrics, others adjusting their performance goals, and still more setting new or longer holding periods, according to data compiled by executive compensation research firm Equilar.