Table 1: Demographic variables

in 902 patients with bone metastases.

Variables

Total

n (%)

Age (years), median [range]

61 [17–91]

Sex

Male

491 (54.4)

Female

411 (45.6)

Location

Axial

448 (49.7)

Appendicular

77 (8.5)

Both

377 (41.8)

Number of bones affected

One bone

87 (9.6)

Two bones

64 (7.1)

> 3 bones

751 (83.3)

Metastasis to other organs

Yes

367 (40.7)

No

535 (59.3)

Type of metastasis

Lytic

345 (38.3)

Blastic

270 (29.9)

Mixed

287 (31.8)

Pain

Yes

696 (77.2)

No

206 (22.8)

Presence of fracture

Yes

154 (17.1)

No

748 (82.1)

Type of cancer

Prostate

290 (32.2)

Lung

251 (27.8)

Breast

243 (26.9)

Kidney

39 (4.3)

Others

79 (8.8)

Overall survival (months), median [range]

15 [1-180]

Death from disease

Yes

783 (86.8)

No

119 (13.2)