Skip to main content

Advertisement

Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Fig. 3 | Journal of Cardiothoracic Surgery

Fig. 3

From: Is hyperlipidemia a potential protective factor against intraoperative awareness in cardiac surgery?

Fig. 3

The Michigan Awareness Classification of Awareness. Class 1 denotes isolated auditory perceptions; Class 2 tactile perceptions (e.g., surgical manipulation or endotracheal tube); Class 3 pain; Class 4 paralysis (e.g., feeling one cannot move, speak or breathe); Class 5 paralysis and pain. “Distress” was assessed when a patient reported of fear, anxiety, suffocation, sense of doom, sense of impending death, etc. The red column indicates the patients with distress, and blue column indicates the patients without distress

Back to article page