Table 4.

Glioma risk and rs55705875 by morphology in the French case–control series

Grade	Histology	Cases	OR	P-value
II	Low-grade astrocytoma	85	>100	3.04 × 10−24
	Oligoastrocytoma	98	21.4	1.53 × 10−10
	Oligodendroglioma	223	38.5	1.00 × 10−28
III	Anaplastic astrocytoma	49	4.7	0.02
	Anaplastic oligoastrocytoma	101	19.7	4.94 × 10−8
	Anaplastic oligodendroglioma	185	6.9	1.26 × 10−6
IV	GBM	430	1.3	0.11