Table 1.

Patient characteristics, N = 336.

		n	%
Sex	Female	121	36
	Male	215	64
Race/Ethnicity	Asian	19	6
	Black/African American	22	7
	Native Hawaiian/Pacific Islander	1	1
	White	276	82
	Other race	3	1
	Missing race	15	5
	Hispanic ethnicity	27	8
Current diagnosis	Anaplastic astrocytoma	66	20
	Anaplastic oligodendroglioma	44	13
	Glioblastoma	214	64
	Gliosarcoma	12	4
Prior progression	Yes	219	65
	No	117	35
Treatment phase	Active treatment	122	36
	Surveillance	214	64
KPS	100	59	18
	90	110	33
	80	70	21
	70	39	12
	60	33	10
	50	17	5
	40	5	2
With a second assessment	Yes, with disease progression	112	33
	Yes, with stable disease	145	43
	No	79	24

Abbreviation: KPS = Karnofsky performance status.