Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Waterfall ensembles featuring 48 spectra during the two-hour period of observation. Frequencies shown as cycles per minute (cpm). Panel A corresponds to a patient with no asynchrony. Panel B is that of an asynchronous patient. Panel C is an initially synchronous patient who develops asynchrony upon cessation of sedation. cpm, cycles per minute; DC, zero frequency amplitude; h, hours; H1, first harmonic peak amplitude; L/minute, liters per minute.
