Patterns of sleep in postcardiotomy patients.
D006348:Cardiac Surgical Procedures; D006355:Heart-Lung Machine; D006801:Humans; D007362:Intensive Care Units; D008875:Middle Aged; D009732:Nursing Care; D011618:Psychotic Disorders / Q000209:etiology; D012890:Sleep; D012892:Sleep Deprivation / Q000150:complications*