The estimation of surgical risk.
D004342:Drug Hypersensitivity; D006321:Heart / Q000502:physiology; D006801:Humans; D008168:Lung / Q000502:physiology; D009765:Obesity; D010809:Physical Fitness; D012306:Risk; D013514:Surgical Procedures, Operative / Q000009:adverse effects* / Q000401:mortality