title: Bispectral index increases and decreases are not always signs of inadequate anesthesia.
authors.forename: B
authors.initials: B
authors.lastname: Guignard
authors.forename: M
authors.initials: M
authors.lastname: Chauvin
mesh_terms: D000368:Aged; D000769:Anesthesia, Inhalation; D004569:Electroencephalography; D005260:Female; D006439:Hemodynamics / Q000187:drug effects*; D006801:Humans