Table 2.

Correlation between clinicopathologic features and expressions of IL-8 in glioma patients

	IL-8 expression
Patient characteristic	Low or none	High	P value
Gender
Male	61	71	0.830
Female	26	40
Age (yrs)
≤45	45	54	0.668
>45	42	57
WHO grade
I	12	10	0.004
II	31	18
III	26	44
IV	18	39
Survival (n = 163)
Alive	34	15	0.000
Dead	53	96
IDH1 mutation
With	52	47	0.022 (r = 0.170)
Without	35	64
Expression of CXCR1
Low or none	65	35	0.000(r = 0.429)
High	22	76