Table 1. Characteristics of glioblastoma multiforme patients: age, length of survival, CD44, MVD/CD105 and Karnofsky score (N=55).

	Arithmetic mean	SD	Min	Max	Percentile
					25th	Median	75th
Age (yrs)	62.58	9.24	47.00	77.00	55.00	63.00	71.00
Survival (days)	183.82	133.16	7.00	512.00	87.00	151.00	263.00
MVD/CD105	15.64	8.91	3.67	52.33	9.33	13.00	21.00
CD44	64.91	17.23	40.00	90.00	50.00	65.00	80.00
Karnofsky score	75.45	20.89	40.00	100.00	60.00	80.00	90.00

MVD = microvascular density