Table 1 Baseline characteristics
Characteristics | Preserved group (n = 71) | Peeled group (n = 70) | p Value |
|---|---|---|---|
Age, year | 62.8 ± 10.3 | 63.6 ± 9.2 | 0.611 |
Sex | Â | Â | 0.810 |
Male | 44(62.0) | 42(60.0) | Â |
Female | 27(38.0) | 28(40.0) | Â |
Body mass index, kg/m2 | 22.8 ± 2.5 | 23.0 ± 2.7 | 0.264 |
Tumor diameter (cm) | 3.2 ± 1.3 | 3.4 ± 1.6 | 0.231 |
Lymphatic/vascular invasion | Â | Â | 0.806 |
Yes | 16(22.5) | 17(24.3) | Â |
No | 55(77.5) | 53(75.7) | Â |
Perineural invasion | Â | Â | 0.804 |
Yes | 15(21.1) | 16(22.9) | Â |
No | 56(78.9) | 54(77.1) | Â |
Differentiation | Â | Â | 0.811 |
Well to moderate | 51(71.8) | 49(70.0) | Â |
Poor | 20 (28.2) | 21(30.0) | Â |
ASA grade | Â | Â | 0.154 |
I | 14(19.7) | 15(21.4) | Â |
II | 48(67.6) | 47(67.1) | Â |
III | 9(12.7) | 8(11.4) | Â |
pTNM stage | Â | Â | 0.923 |
T1 | 14(19.7) | 12(17.1) | Â |
T2 | 22(31.0) | 22 (31.4) | Â |
T3 | 35(49.3) | 36(51.4) | Â |