Prediction of survival prognosis after surgery in patients with symptomatic metastatic spinal cord compression from non-small cell lung cancer

Table 1 Univariate analysis of preoperative factors for postoperative survival in patients with MSCC from NSCLC

Factors	Patients (n)	Survival		MOS (mo)	P
Factors	Patients (n)	6 mo (%)	12 mo (%)	MOS (mo)	P
Age
≤ 57 years	34	61	27	7.1	0.16
≥ 58 years	30	42	18	4.8	0.16
Gender
Female	22	55	23	6.3	0.90
Male	42	52	24	6.2	0.90
Preoperative ambulatory status
Ambulatory	33	64	32	8.8	0.003
Nonambulatory	31	41	14	4.8	0.003
Other bone metastases
No	16	69	21	7.9	0.58
Yes	48	47	23	4.9	0.58
ECOG performance status
1–2	43	66	29	8.8	<0.001
3–4	21	26	5	4.5	<0.001
Number of involved vertebrae
1–2	36	67	35	7.9	0.001
≥ 3	28	36	9	4.4	0.001
Visceral metastases
No	33	78	36	10.8	0.002
Yes	31	27	10	4.3	0.002
Interval from cancer diagnosis to surgery
≤ 80 days	32	59	24	7.1	0.73
> 80 days	32	47	22	5.5	0.73
Time developing motor deficits
≤ 14 days	30	30	7	3.9	<0.001
> 14 days	34	72	37	10.8	<0.001

MSCC indicates metastatic spinal cord compression; NSCLC, non-small cell lung cancer; MOS, median overall survival; MO, months; ECOG, Eastern Cooperative Oncology Group

ISSN: 1471-2407