. Author manuscript; available in PMC: 2014 Apr 22.

Published in final edited form as: J Clin Neurosci. 2013 Apr 29;20(6):818–823. doi: 10.1016/j.jocn.2012.07.016

Table 4.

Outcomes for patients with poor Karnofsky Performance Scale scores (KPS) with glioblastoma (GB) reported in the literature

Year^ref	No. patients with GB	No. patients with poor KPS scores	No. patients with biopsy	Multivariate analysis
Present –2012	100	100	0	Yes
1994²⁸	29	18	15	No
1994⁹	38	11	17	No
1998⁸	102	28	53	Yes
1999⁶	47	31	21	Yes
2003¹⁹	59	21	13	No
2011⁷	74	74	38	Yes