title: Comparative mortality for various surgical operations in older versus younger age groups.
mesh_terms: D000005:Abdomen / Q000601:surgery; D000368:Aged; D000671:Amputation, Surgical / Q000401:mortality; D005260:Female; D005831:Genital Diseases, Female / Q000601:surgery; D006257:Head / Q000601:surgery; D006801:Humans; D007866:Leg / Q000601:surgery; D008297:Male; D008408:Mastectomy / Q000401:mortality; D008875:Middle Aged; D009333:Neck / Q000601:surgery; D010038:Otorhinolaryngologic Diseases / Q000601:surgery; D013514:Surgical Procedures, Operative / Q000401:mortality*; D014570:Urologic Diseases / Q000601:surgery