Outcomes and adverse events following intra-arterial chemotherapy for retinoblastoma: A single center study in South India

Table 2 Clinical features of 17 eyes at diagnosis

International classification of retinoblastoma	IAC		Total	P value (Effect size)	95%CI
	Primary IAC (n = 9)	Secondary (n = 8)
Group A	0	0	0	0.51 (0.38)	-0.90 to 1.10
Group B	2	3	5
Group C	0	1	1
Group D	2	2	4
Group E	5	2	7
Total	9	8	17
Mean tumors per eye	1.1	1.5
Optic nerve distance (average)	2.25	1.80
Foveal distance (average)	3.50	1.83
Vitreous seeds quadrant
None	3	2	5	1.00 (0.30)	0.37-1.63
1 quadrant	2	1	3
2 quadrants	1	2	3
3 quadrants	2	1	3
4 quadrants	1	2	3
Subretinal seeds quadrant
None	6	5	11	1.00 (0.45)	0.41-1.59
1 quadrant	1	0	1
2 quadrants	0	1	1
3 quadrants	1	0	1
4 quadrants	1	2	3
Retinal detachment
None	5	8	13	0.47 (0.34)	-0.14 to 1.08
2 quadrants	4	0	4
Vitreous hemorrhage
Yes	1	0	1	1.00 (0.23)	0.36-1.63
No	8	8	16
Anterior chamber seeds
Yes	0	1	1	0.47 (0.26)	-0.20 to 1.14
No	9	7	16
Neovascularization/neovascular glaucoma
Yes	-	-	-	-	-
No	9	8	17

IAC: Intra-arterial chemotherapy; CI: Confidence interval.