Table 2.

Baseline demographic and clinical characteristics for all patients.

	Total N	N (%) or Median (range)
Gender, male	333	228 (68.5)
Race, non-white	333	29 (8.7)
Age, years	333	49.8 (18.5-75.0)
KPS	321	80 (60-100)
KPS, 60-80	321	171 (53.3)
KPS, 60-70	321	95 (29.6)
Initial histology, GBM	325	219 (67.4)
On-study histology, GBM	329	255 (77.5)
Time from initial dx, months	325	10.7 (3.2-231.1)
Tumor outside frontal lobe	307	255 (83.1)
Corticosteroid use	322	227 (70.5)
Anticonvulsant use	328	227 (69.2)
Hemoglobin	246	13.8 (9.6-17.5)
Prior Chemotherapy, > 0	326	241 (73.9)
Prior Chemotherapy, > 1	326	55 (16.9)
Prior Surgery, > 1	328	146 (44.5)
Prior RT, > 1	328	22 (6.7)
Surgical Protocol	333	130 (39.0)

Abbreviations: KPS, Karnofsky performance status; GBM, glioblastoma multiforme; dx, diagnosis; RT, radiation therapy