To BIS or not to BIS?

Myles P.S. , Leslie K. , McNeil J. Bispectral index monitoring to prevent awarenness during anaesthesia: the B-Aware randomized controlled trial. Lancet 2004; 363: 1757–1763.

Leslie K. , Myles P.S. , Forbes A. Recovery from Bispectral Index-guided anaesthesia in a large randomized controlled trial of patients at high risk of awareness. Anaesth Intensive Care 2005; 33: 443–451.

Pavlin D. , Hong J. , Freund P. The effect of bispectral index monitoring on end-tidal gas concentration and recovery duration after outpatient anaesthesia. Anesth Analg 2001; 93: 613–619.

Ekman A. , Lindholm M.L. , Lennmarken C. , Sandin R. Reduction in the incidence of awareness using BIS monitoring. Acta Anaesthesiol Scand 2004; 48: 20–26.

Yusuf S. , Wittes J. , Probstfield J. , Tyroler H.A. Analysis and interpretation of treatment effects in subgroups of patients in randomized clinical trials. JAMA 1991; 266: 93–98.

Sebel P.S. , Bowdlle T.A. , Ghomeim M.M. The incidence of awareness during anesthesia: a multicenter United States study. Anesth Analg 2004; 99: 833–839.

Davidson A. , Kim M. , Sangolt G. Entropy and Bispectral Index during anaesthesia in children. Anaesth Intensive Care 2004; 32: 485–493.