Table 2 Demographic and clinical characteristics of patients with primary intraocular lymphoma
Variables | Total | <60 |  ≥ 60 | P |
|---|---|---|---|---|
Number of patients(%) | 326 | 91(27.9) | 235(72.1) | Â |
Age | ||||
 Mean (SD) | 66.1(14.2) | 48.5(10.4) | 72.9(8.6) |  |
 Median [Min, Max] | 67.5[8,97] | 52[8,59] | 72[60–97] |  |
Year of diagnosis | Â | Â | Â | 0.059 |
 1992–2002 | 76(23.3) | 18(19.8) | 58(24.7) |  |
 2003–2012 | 138(42.3) | 48(52.7) | 90(38.3) |  |
 2013–2018 | 112(34.4) | 25(27.5) | 87(37) |  |
Sex | Â | Â | Â | 0.208 |
 Male | 129(39.6) | 41(45.1) | 88(37.4) |  |
 Female | 197(60.4) | 50(54.9) | 147(62.6) |  |
Race | Â | Â | Â | 0.105 |
 White | 275(84.4) | 72(79.1) | 203(86.4) |  |
 Othersa | 51(15.6) | 19(20.9) | 32(13.6) |  |
Laterality | Â | Â | Â | 0.202 |
 Unilateral | 274(84) | 78(85.7) | 196(83.4) |  |
 Bilateral | 44(13.5) | 13(14.3) | 31(13.2) |  |
 Unknown | 8(2.5) |  | 8(3.4) |  |
Primary site | Â | Â | Â | 0.185 |
 Retina | 12(3.7) |  | 12(5.1) |  |
 Choroid | 24(7.4) | 7(7.7) | 17(7.2) |  |
 Ciliary body | 66(20.2) | 19(20.9) | 47(20) |  |
 Vitreous | 224(68.7) | 65(71.4) | 159(67.7) |  |
Pathological type | Â | Â | Â | 0.003 |
 DLBCL | 99(30.4) | 18(19.8) | 81(34.5) |  |
 MALT | 88(27) | 37(40.7) | 51(21.7) |  |
 NHL, NOS | 56(17.2) | 13(14.3) | 43(18.3) |  |
 Other/unclassifiedb | 83(25.5) | 23(25.3) | 60(25.5) |  |
Ann arbor stage | Â | Â | Â | 0.839 |
 I to II | 209(64.1) | 58(63.7) | 151(64.3) |  |
 III to IV | 31(9.5) | 10(11) | 21(8.9) |  |
 Unknown | 86(26.4) | 23(25.3) | 63(26.8) |  |
Surgery | Â | Â | Â | 0.153 |
 No/unknown | 232(71.2) | 70(76.9) | 162(68.9) |  |
 Performed | 94(28.8) | 21(23.1) | 73(31.1) |  |
Radiotherapy | Â | Â | Â | 0.757 |
 No/unknown | 180(55.2) | 49(53.8) | 131(55.7) |  |
 Performed | 146(44.8) | 42(46.2) | 104(44.3) |  |
Chemotherapy | Â | Â | Â | 0.978 |
 No/unknown | 201(61.7) | 56(61.5) | 145(61.7) |  |
 Performed | 125(38.3) | 35(38.5) | 90(38.3) |  |