Characteristic | Â | Before matching | Â | Â | Â | After matching | Â |
---|---|---|---|---|---|---|---|
Monotherapy (n = 67) | Combined therapy (n = 66) | P value |  | Monotherapy (n = 50) | Combined therapy (n = 50) | P value | |
Age, years | 58.9 ± 8.5 | 59.4 ± 10.6 | 0.800 |  | 58.8 ± 9.1 | 60.2 ± 10.6 | 0.473 |
Gender | Â | Â | 0.875 | Â | Â | Â | 0.817 |
Female | 16(23.9) | 15(22.7) | Â | Â | 12(24) | 13(26) | Â |
Male | 51(76.1) | 51(77.3) | Â | Â | 38(76) | 37(74) | Â |
KPS score | Â | Â | 0.411 | Â | Â | Â | 0.826 |
90–100 | 50(74.6) | 45(68.2) |  |  | 36(72) | 35(70) |  |
70–80 | 17(25.4) | 21(31.8) |  |  | 14(28) | 15(30) |  |
PCI | Â | Â | 0.048 | Â | Â | Â | 1.000 |
Yes | 6(9.0) | 14(21.2) | Â | Â | 6(12) | 6(12) | Â |
No | 61(91.0) | 52(78.8) | Â | Â | 44(88) | 44(88) | Â |
Number of brain metastasis | Â | Â | 0.094 | Â | Â | Â | 1.000 |
1–5 | 33(49.3) | 42(63.6) |  |  | 30(60) | 30(60) |  |
> 5 | 34(50.7) | 24(36.4) |  |  | 20(40) | 20(40) |  |