Scoring system for prediction of metastatic spine tumor prognosis

Table 9 Rades score for breast cancer metastases

Prognostic factor	Score (points)
ECOG performance status
1-2	9
3-4	5
Ambulatory status prior to RT
Not ambulatory	4
Ambulatory before RT	8
Other bone metastases
No	8
Yes	7
Visceral metastases
No	9
Yes	4
Interval from tumor diagnosis to radiotherapy of MSCC
≤ 15 mo	6
> 15 mo	8
Time of developing motor deficits
1-7 d	4
> 7 d	8
Total score	Survival at 6 mo (%)
30-35	12-14
36-40	41-46
41-45	74-77
46-50	98-99

ECOG: Eastern Cooperative Oncology Group. RT: Radiotherapy; MSCC: Metastatic spinal cord compression.