Characteristics | Before Matching | P | After Matching | P | ||
---|---|---|---|---|---|---|
IC + RT(N = 111) | CCRT(N = 44) | IC + RT(N = 88) | CCRT(N = 44) | |||
Age (y) | Â | Â | 0.900 | Â | Â | 0.506 |
 Mean | 64.09 | 64.59 |  | 64.16 | 64.59 |  |
 SD | 3.20 | 4.06 |  | 3.20 | 4.06 |  |
Gender (%) | Â | Â | 0.059 | Â | Â | 1.000 |
 Male | 95(85.6) | 38(86.4) |  | 76(86.4) | 38(86.4) |  |
 Female | 16(14.4) | 6(13.6) |  | 12(13.6) | 6(13.6) |  |
T-stage (%) | Â | Â | 0.817 | Â | Â | 0.404 |
 T1 | 4(3.6) | 1(2.3) |  | 4(4.5) | 1(2.3) |  |
 T2 | 21(18.9) | 11(25.0) |  | 16(18.2) | 11(25.0) |  |
 T3 | 44(39.6) | 16(36.4) |  | 36(40.9) | 16(36.4) |  |
 T4 | 42(37.8) | 16(36.4) |  | 32(36.4) | 16(36.4) |  |
N-stage (%) | Â | Â | 0.018 | Â | Â | 0.068 |
 N0 | 19(17.1) | 11(25) |  | 18(20.5) | 11(25) |  |
 N1 | 24(21.6) | 17(38.6) |  | 20(22.7) | 17(38.6) |  |
 N2 | 45(40.5) | 14(31.8) |  | 40(45.5) | 14(31.8) |  |
 N3 | 23(20.7) | 2(4.5) |  | 10(11.4) | 2(4.5) |  |
Clinical stage (%) | Â | Â | 0.048 | Â | Â | 0.175 |
 II | 4(3.6) | 6(13.6) |  | 4(4.5) | 6(13.6) |  |
 III | 47(42.3) | 20(45.5) |  | 43(48.9) | 20(45.5) |  |
 IV | 60(54.1) | 18(40.9) |  | 41(46.6) | 18(40.9) |  |
NP dose (Gy) | Â | Â | 0.725 | Â | Â | 0.704 |
 Mean | 71.03 | 71.23 |  | 71.00 | 71.23 |  |
 SD | 3.07 | 3.48 |  | 3.11 | 3.48 |  |
LN dose (Gy) | Â | Â | 0.054 | Â | Â | 0.230 |
 Mean | 61.87 | 59.83 |  | 61.21 | 59.83 |  |
 SD | 5.79 | 6.26 |  | 6.13 | 6.26 |  |
RT days | Â | Â | 0.390 | Â | Â | 0.428 |
 Mean | 45.16 | 47.25 |  | 48.53 | 47.25 |  |
 SD | 8.79 | 8.32 |  | 8.95 | 8.32 |  |
CNI (%) | Â | Â | 0.037 | Â | Â | 0.245 |
 Present | 23(20.7) | 3(6.8) |  | 12(13.6) | 3(6.8) |  |
 Absent | 88(79.3) | 41(93.2) |  | 76(86.4) | 41(93.2) |  |
BBI (%) | Â | Â | 0.387 | Â | Â | 0.458 |
 Present | 47(42.3) | 22(50.0) |  | 38(43.2) | 22(50.0) |  |
 Absent | 64(57.7) | 22(50.0) |  | 50(56.8) | 22(50.0) |  |
Family history (%) | Â | Â | 0.632 | Â | Â | 0.907 |
 Present | 6(5.4) | 4(9.1) |  | 6(6.8) | 4(9.1) |  |
 Absent | 105(94.6) | 40(90.9) |  | 82(93.2) | 40(90.9) |  |