[Investigation of cases exhibiting "ICU syndrome" after open heart surgery].
D000368:Aged; D000375:Aging / Q000523:psychology; D003693:Delirium / Q000523:psychology*; D005260:Female; D006331:Heart Diseases / Q000601:surgery*; D006349:Heart Valve Diseases / Q000601:surgery; D006801:Humans; D007362:Intensive Care Units; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000523:psychology*