TABLE II.

Number of Bone Tumor Cases by Behavior, Sex, and Skeletal Site as Recorded in Hiroshima Tumor Tissue Registry, 1973-2012^*

Skeletal Sites (ICD-O-3-T)	Benign			Intermediate			Malignant
	Male	Female	Total	Male	Female	Total	Male	Female	Total
C40.0: Long bones of upper limb, scapula	98 (7.8%)	66 (5.1%)	164 (6.5%)	13 (8.9%)	10 (7.9%)	23 (8.5%)	22 (7.7%)	16 (7.3%)	38 (7.5%)
C40.1: Short bones of upper limb	387 (30.7%)	473 (36.9%)	860 (33.8%)	3 (2.1%)	10 (7.9%)	13 (4.8%)	2 (0.7%)	3 (1.4%)	5 (1.0%)
C40.2: Long bones of lower limb	369 (29.3%)	312 (24.3%)	681 (26.8%)	95 (65.1%)	69 (54.8%)	164 (60.3%)	126 (43.9%)	85 (38.8%)	211 (41.7%)
C40.3: Short bones of lower limb	192 (15.3%)	171 (13.3%)	363 (14.3%)	8 (5.5%)	7 (5.6%)	15 (5.5%)	5 (1.7%)	4 (1.8%)	9 (1.8%)
C40.9: Bone of limb, NOS*	6 (0.5%)	6 (0.5%)	12 (0.5%)	1 (0.7%)	2 (1.6%)	3 (1.1%)	1 (0.3%)	1 (0.5%)	2 (0.4%)
C41.0: Bones of skull and face	84 (6.7%)	137 (10.7%)	221 (8.7%)	2 (1.4%)	3 (2.4%)	5 (1.8%)	29 (10.1%)	25 (11.4%)	54 (10.7%)
C41.1: Mandible	19 (1.5%)	54 (4.2%)	73 (2.9%)	0 (0%)	2 (1.6%)	2 (0.7%)	12 (4.2%)	15 (6.8%)	27 (5.3%)
C41.2: Vertebral column	29 (2.3%)	21 (1.6%)	50 (2.0%)	4 (2.7%)	5 (4.0%)	9 (3.3%)	18 (6.3%)	14 (6.4%)	32 (6.3%)
C41.3: Rib, sternum, and clavicle	39 (3.1%)	29 (2.3%)	68 (2.7%)	3 (2.1%)	6 (4.8%)	9 (3.3%)	17 (5.9%)	22 (10.0%)	39 (7.7%)
C41.4: Pelvic bones, sacrum, and coccyx	29 (2.3%)	11 (0.9%)	40 (1.6%)	7 (4.8%)	10 (7.9%)	17 (6.3%)	48 (16.7%)	34 (15.5%)	82 (16.2%)
C41.9: Bone, NOS	7 (0.6%)	3 (0.2%)	10 (0.4%)	10 (6.8%)	2 (1.6%)	12 (4.4%)	7 (2.4%)	0 (0%)	7 (1.4%)
Total	1,259 (100%)	1,283 (100%)	2,542 (100%)	146 (100%)	126 (100%)	272 (100%)	287 (100%)	219 (100%)	506 (100%)

^*All skeletal sites include associated joints except for “mandible” and “vertebral column.” The values are given as the number of tumors, with the percentage in parentheses. ICD-O-3-T = International Classification of Diseases for Oncology topography code, and NOS = not otherwise specified.