Table 1. Correalations between FEZF1-AS1 and clinicopathological features in retinoblastoma.

Features	n	High FEZF1-AS1 expression	Low FEZF1-AS1 expression	P
Age (years)
≤2	31	15	16	0.796
>2	29	15	14
Gender
Male	35	15	20	0.190
Female	25	15	10
Choroidal invasion
No	36	11	25	<0.001
Yes	24	19	5
Optic nerve invasion
No	37	13	24	0.003
Yes	23	17	6
Laterality
Unilateral	43	19	24	0.152
Bilateral	17	11	6
Pathologic grade
Well differentiated	21	11	10	0.787
Poorly differentiated	39	19	20