Table 2.

Clinical scores and prognostic group allocation

SCALE	Before surgery	After surgery	P‐value
Medical Research Council‐Neurological Performance Status Scale (MRC‐NPS) [N; (%)]			.0001
1	261 (34.8)	433 (57.7)
2	289 (38.5)	191 (25.5)
3	110 (14.7)	90 (12.0)
4	77 (10.3)	25 (3.3)
5	13 (1.7)	11 (1.5)
Karnofsky Performance Score [Median; Range]	80 (10‐100)	90 (0‐100)	<.0001
Rtog Recursive Partitioning Analysis Groups [N;(%)]			<.0001
1	139 (18.5)	145 (19.3)
2	472 (62.9)	526 (70.1)
3	139 (18.5)	79 (10.5)