Doctor : ' ` ` does not need as much assistance as we had anticipated '' She will remain in bed while blood is drained off her body . The whole process is expected to take 4 to 6 months .
Doctor : Giffords `` does not need as much assistance as we had anticipated '' She will remain in ICU while fluid is drained off her brain . The rehabilitation process is expected to take 4 to 6 months .