S1 Table. Soft Tissue Sarcoma ICD-10 Diagnosis Codes used for the selection of cases

ICD-10 diagnosis code Code description C47 Malignant neoplasm of peripheral nerves and autonomic nerve system. Malignant neoplasm of sympathetic, parasympathetic nerves and ganglion C470 Malignant neoplasm of peripheral nerves of head, face and C471 Malignant neoplasm of peripheral nerves of upper limb, including shoulder C472 Malignant neoplasm of peripheral nerves of lower limb, including hip C473 Malignant neoplasm of peripheral nerves of C474 Malignant neoplasm of peripheral nerves of C475 Malignant neoplasm of peripheral nerves of C476 Malignant neoplasm of peripheral nerves of trunk, unspecified C478 Malignant neoplasm of overlapping lesion of peripheral nerves and autonomic nervous system C479 Malignant neoplasm of peripheral nerves and autonomic nervous system, unspecified C48 Malignant neoplasm of retroperitoneum and peritoneum C480 Malignant neoplasm of retroperitoneum C481 Malignant neoplasm of specified area of peritoneum, malignant neoplasm of mesentery, malignant neoplasm of mesocolon, malignant neoplasm of omentum, malignant neoplasm of peritoneum parietal, malignant neoplasm of peritoneum pelvic C482 Malignant neoplasm of peritoneum, unspecified C488 Malignant neoplasm of overlapping lesion of retroperitoneum and peritoneum C49 Malignant neoplasm of other connective and soft tissues, malignant neoplasm of blood vessels, malignant neoplasm of bursa, malignant neoplasm of cartilage, malignant neoplasm of fascia, malignant neoplasm of fat, malignant neoplasm of ligament except uterine, Malignant neoplasm of lymphatic vessel, malignant neoplasm of muscle, malignant neoplasm of synovia, malignant neoplasm of tendon (sheath) C490 Malignant neoplasm of connective and soft tissues of head, face and neck; malignant neoplasm of connective tissue of ear; malignant neoplasm of connective tissue of eyelid

C491 Malignant neoplasm of connective and soft tissue of upper limb including shoulder C492 Malignant neoplasm of connective and soft tissue of lower limb including hip C493 Malignant neoplasm of connective and soft tissue of thorax, malignant neoplasm of axilla, malignant neoplasm of diaphragm, malignant neoplasm of great vessels C494 Malignant neoplasm of connective and soft tissue of abdomen, malignant neoplasm of , malignant neoplasm of hypochondrium C495 Malignant neoplasm of connective and soft tissue of pelvis, malignant neoplasm of buttock, malignant neoplasm of , malignant neoplasm of C496 Malignant neoplasm of connective and soft tissue of trunk, unspecified; malignant neoplasm of back NOS C498 Malignant neoplasm of overlapping lesion of connective and soft tissue; malignant neoplasm of connective and soft tissue whose point of origin cannot be classified to any one of the categories C47-C49.6 C499 Malignant neoplasm of connective and soft tissue, unspecified C223 Malignant neoplasm of angiosarcoma of , malignant neoplasm of Kupffer cell sarcoma C224 Malignant neoplasm of other sarcomas of liver C542 Malignant neoplasm of myometrim ICD-10, International Classification of Diseases, 10th revision.