Female (2,739); Male (3,287); Unknown (1)

0 to 4 years (2,850); 5 to 9 years (1,068); 10 to 14 years (1,131); 15 to 19 years (858); 20 to 24 years (90); 25 to 29 years (21); 30 to 34 years (3); 35 to 39 years (6)

American Indian or Alaska Native (25); Asian (237); Black or African American (652); Native Hawaiian or Other Pacific Islander (29); Other (55); White (4,262); Not Reported (181); Unknown (586)

Hispanic or Latino (1,001); Not Hispanic or Latino (4,350); Not Reported (377); Unknown (299)

Acute Lymphocytic Leukemia (1,163); Acute Myeloid Leukemia, NOS (2,158); Clear Cell Sarcoma of Kidney (13); Ganglioneuroblastoma (130); Malignant Rhabdoid Tumor (69); Neuroblastoma, NOS (989); Osteosarcoma, NOS (297); Precursor B-Cell Lymphoblastic Leukemia (552); Wilms Tumor (651); Not Reported (5)

Abdomen, NOS (183); Adrenal Gland, NOS (361); Anterior Mediastinum (2); Aortic Body and Other Paraganglia (4); Autonomic Nervous System, NOS (4); Bone Marrow (3,885); Bone, NOS (15); Bones of Skull and Face and Associated Joints (5); Connective, Subcutaneous and Other Soft Tissues of Abdomen (6); Connective, Subcutaneous and Other Soft Tissues of Head, Face, and Neck (2); Connective, Subcutaneous and Other Soft Tissues of Pelvis (4); Connective, Subcutaneous and Other Soft Tissues of Thorax (2); Connective, Subcutaneous and Other Soft Tissues of Trunk, NOS (1); Cortex of Adrenal Gland (4); External Upper Lip (6); Head, Face or Neck, NOS (10); Intra-Abdominal Lymph Nodes (1); Kidney, NOS (750); Liver (8); Long Bones of Lower Limb and Associated Joints (219); Long Bones of Upper Limb, Scapula and Associated Joints (26); Lymph Node, NOS (2); Lymph Nodes of Axilla or Arm (1); Lymph Nodes of Head, Face and Neck (5); Mediastinum, NOS (24); Medulla of Adrenal Gland (55); Nervous System, NOS (2); Other Ill-Defined Sites (4); Overlapping Lesion of Retroperitoneum and Peritoneum (8); Pelvic Bones, Sacrum, Coccyx and Associated Joints (11); Pelvic Lymph Nodes (1); Pelvis, NOS (11); Peripheral Nerves and Autonomic Nervous System of Abdomen (5); Peripheral Nerves and Autonomic Nervous System of Head, Face, and Neck (3); Peripheral Nerves and Autonomic Nervous System of Pelvis (1); Peripheral Nerves and Autonomic Nervous System of Thorax (5); Peripheral Nerves and Autonomic Nervous System of Trunk, NOS (6); Peritoneum, NOS (8); Posterior Mediastinum (42); Renal Pelvis (1); Retroperitoneum (122); Rib, Sternum, Clavicle and Associated Joints (2); Short Bones of Lower Limb and Associated Joints (1); Skin of Lower Limb and Hip (1); Skin of Trunk (1); Spinal Cord (3); Spinal Meninges (2); Stomach, NOS (1); Thorax, NOS (32); Unknown Primary Site (9); Uterus, NOS (1); Vertebral Column (2); Not Reported (24); Unknown (133)

Genotyping Array (619); Methylation Array (849); miRNA Sequencing (2,164); RNA Sequencing (2,976); Targeted Sequencing (2,101); Whole Exome Sequencing (1,271); Whole Genome Sequencing (586)

Yes (4,142); No (5,968)