Sir Alex Ferguson was delighted to have made it past Derby and into the Carling Cup final, but admitted the game had taken its toll on his squad.
Anderson, Rafael, Gary Neville and Ryan Giggs all picked up injuries during the game and are doubtful for Sunday's FA Cup fourth-round clash with Spurs.
Watch Fergie, Derby boss Nigel Clough and John O'Shea's post-match interviews now
