Table 1.

Overall survival in patients with spinal metastases (n = 69)

Primary tumour	N	Mean	95% CI	Median	95% CI
Lung cancer	6	3	1–5	2	1–3
Prostate cancer	7	7	3–11	6	0–12
Other	19	14	7–21	7	3–12
Renal cell carcinoma	15	23	14–31	14	3–25
Breast cancer	12	35	11–58	19	9–29
Plasmozytoma	10	51	37–64	nd	nd

N number of patients, Mean/median survival period (months), CI confidence interval