Table 3.

The results of the log-rank test

Variables	Total	<60	≥ 60
Age	< 0.001
<60
≥ 60
Year of diagnosis	0.006	0.329	0.035
1992–2002
2003–2012
2013–2018
Sex	0.757	0.4	0.794
Male
Female
Race	0.188	0.091	0.785
White
Others
Laterality	0.05	0.03	0.072
Unilateral
Bilateral
Unknown
Primary site	0.002	0.946	0.018
Retina
Choroid
Ciliary body
Vitreous
Pathological type	< 0.001	0.347	< 0.001
DLBCL
MALT
NHL, NOS
Other/unclassifiedb
Ann arbor stage	0.057	0.22	0.032
I to II
III to IV
Unknown
Surgery	0.44	0.949	0.521
NO
Performed
Radiotherapy	0.361	0.147	0.715
No/unknown
Performed
Chemotherapy	< 0.001	0.001	0.001
No/unknown
Performed