Table 1.

Defines patient state (awake, inadequate anesthesia, optimal anesthesia and deep anesthesia) in terms of bispectral index (BIS), A-line ARX Index (AAI), state entropy (SE) and response entropy (RE) values according to the manufacturer.

	awake	inadequate anesthesia	optimal anesthesia	deep anesthesia
BIS	90 – 100	61 – 89	40 – 60	0 – 39
SE	90 - 91	61 – 89	40 – 60	0 – 39
RE	90 – 100	61 – 89	40 – 60	0 – 39
AAI	60 – 100	26 – 59	15 – 25	0 – 14