Randomized Controlled Trial
Relationship between depth of anesthesia and effect-site concentration of propofol during induction with the target-controlled infusion technique in elderly patients.
Chinese Med J Peking. 2009 Apr 20;122(8):935-40.
Randomized Controlled Trial
Spectral entropy as an electroencephalographic measure of anesthetic drug effect: a comparison with bispectral index and processed midlatency auditory evoked response.
Anesthesiology. 2004 Jul 1;101(1):34-42.
Randomized Controlled Trial
Performance of bispectral index and auditory evoked potential monitors in detecting loss of consciousness during anaesthetic induction with propofol with and without fentanyl.
Eur J Anaesthesiol. 2004 Oct 1;21(10):807-11.