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Table 1 Demographic and clinical characteristics of study patients

From: Incidence of bone metastases in patients with solid tumors: analysis of oncology electronic medical records in the United States

Demographics Total
N (%)
Breast Cancer
N (%)
Prostate Cancer
N (%)
Lung Cancer
N (%)
Colorectal Cancer
N (%)
GI Cancers
N (%)
Gynecological Cancers
N (%)
Malignant Melanoma
N (%)
Renal Cancers
N (%)
All Other Solid Tumors
N (%)
Total Number of Patients with Solid Tumor 382,733 137,720 22,801 59,344 46,832 32,874 21,075 12,152 17,717 32,218
Age Distribution
 18–35 Yrs Old 7115 (1.9) 1683 (1.2) 2 (<0.1) 102 (0.2) 560 (1.2) 296 (0.9) 731 (3.5) 606 (5.0) 1378 (7.8) 1757 (5.5)
 35–49 Yrs Old 45,176 (11.8) 22,954 (16.7) 286 (1.3) 2524 (4.3) 4723 (10.1) 2528 (7.7) 3213 (15.2) 1851 (15.2) 2120 (12.0) 4977 (15.4)
 50–59 Yrs Old 78,092 (20.4) 32,909 (23.9) 2349 (10.3) 9410 (15.9) 9425 (20.1) 6509 (19.8) 4781 (22.7) 2250 (18.5) 2746 (15.5) 7713 (23.9)
 60+ Yrs Old 252,350 (65.9) 80,174 (58.2) 20,164 (88.4) 47,308 (79.7) 32,124 (68.6) 23,541 (71.6) 12,350 (58.6) 7445 (61.3) 11,473 (65.8) 17,771 (55.2)
 Median Age 65.0 62.0 72.0 69.0 67.0 67.0 62.0 65.0 66.0 61.0
Gender
 Male 137,407 (35.9) 956 (0.7) 22,801 (100) 30,884 (52) 24,279 (51.8) 19,174 (58.3) 0 7040 (57.9) 12,866 (72.6) 19,407 (60.2)
 Female 245,267 (65.1) 136,741 (99.3) 0 28,448 (47.9) 22,543 (48.1) 13,696 (41.7) 21,075 (100) 5111 (42.1) 4849 (27.4) 12,804 (39.7)
Stage
 Stage I 54,305 (14.2) 37,042 (26.9) 533 (2.3) 4955 (8.3) 2834 (6.1) 1424 (4.3) 3922 (18.6) 1581 (13.0) 1654 (9.3) 360 (1.1)
 Stage II 47,080 (12.3) 27,886 (20.2) 2737 (12.0) 2603 (4.4) 7105 (15.2) 2998 (9.1) 1008 (4.8) 822 (6.8) 1297 (7.3) 624 (1.9)
 Stage III 35,289 (9.2) 8720 (6.3) 591 (2.6) 7540 (12.7) 9303 (19.9) 2584 (7.9) 3012 (14.3) 877 (7.2) 1210 (6.8) 1452 (4.5)
 Stage IV 45,527 (11.9) 5985 (4.3) 3908 (17.1) 13,487 (22.7) 7125 (15.2) 5840 (17.8) 2076 (9.9) 752 (6.2) 2668 (15.1) 3686 (11.4)
 Unknown/Not Recorded 200,532 (52.4) 58,087 (42.2) 15,032 (65.9) 30,759 (51.8) 20,465 (43.7) 20,028 (60.9) 11,057 (52.5) 8120 (66.8) 10,888 (61.5) 26,096 (81.0)
Length of Follow Up Time (initial cancer diagnosis to last visit in database)
 Mean Days 940 1339 827 523 982 492 850 784 749 703