[Operative limits in geriatrics according to a new method of calculating risk rate].
D000368:Aged; D001772:Blood Cell Count; D001780:Blood Coagulation Tests; D001795:Blood Pressure Determination; D004562:Electrocardiography; D005770:Gastrointestinal Neoplasms / Q000601:surgery*; D006801:Humans; D007677:Kidney Function Tests; D008111:Liver Function Tests; D010912:Pituitary-Adrenal Function Tests; D011183:Postoperative Complications / Q000401:mortality*; D012129:Respiratory Function Tests