Table 1 Patient characteristics after matching
Characteristic | MIILE (n = 216) | Sweet (n = 216) | p value |
|---|---|---|---|
Age, year | 61(56~68) | 61.46 ± 8.03 | 0.629 |
Gender, n (%) | Â | Â | 0.593 |
 Male | 181(83.8) | 185(85.6) |  |
 Female | 35(16.2) | 31(14.4) |  |
BMI (kg/m2) | 21.46 (19.26~23.04) | 21.09 (18.86~23.52) | 0.637 |
CCI, n(%) | Â | Â | 0.808 |
 2 | 9(4.2) | 13(6.0) |  |
 3 | 46(21.3) | 48(22.2) |  |
 4 | 80(37.0) | 84(38.9) |  |
 5 | 60(27.8) | 54(25.0) |  |
 6 | 21(9.7) | 17(7.9) |  |
 7 | 0(0.0) | 0(0.0) |  |
Tumor length (cm) | 4.0(3.0~5.0) | 3.5(3.0~4.5) | 0.178 |
Tumor locationa, n(%) | Â | Â | 0.974 |
 Upper and middle junction | 11(5.1) | 10(4.6) |  |
 Middle | 99(45.8) | 100(46.3) |  |
 Lower | 106(49.1) | 106(49.1) |  |
Tumor stageb, n(%) | Â | Â | 0.594 |
 1 | 46(21.3) | 42(19.4) |  |
 2 | 28(13.0) | 34(15.8) |  |
 3 | 136(63.0) | 130(60.2) |  |
 T4 | 6(2.7) | 10(4.6) |  |
Nodal stageb, n(%) | Â | Â | 0.675 |
 0 | 107(49.5) | 115(53.2) |  |
 1 | 51(23.6) | 54(25.0) |  |
 2 | 33(15.3) | 27(12.5) |  |
 N3 | 25(11.6) | 20(9.3) |  |
Pathologic stageb, n(%) | Â | Â | 0.794 |
 I | 50(23.1) | 53(24.5) |  |
 II | 68(31.5) | 72(33.3) |  |
 III | 98(45.4) | 91(42.2) |  |
Adjuvant therapy, n(%) | Â | Â | 0.962 |
 None | 118(54.6) | 123(56.9) |  |
 Chemotherapy | 26(12.0) | 24(11.1) |  |
 Chemoradiotherapy | 44(20.4) | 41(19.0) |  |
 Radiaotherapy | 28(13.0) | 28 (13.0) |  |