Variables | Cases | SAA(mg/L) | Significance | SAA | SAA | Significance |
---|---|---|---|---|---|---|
 | (n) | (Mean±SD) | (P)* | <8.0 mg/L | ≥8.0 mg/L | (P)* |
Gender | Â | Â | Â | Â | Â | Â |
 Male | 129 | 14.89±15.72 | 0.084 | 54 | 75 | 0.126 |
 Female | 38 | 10.62±13.01 |  | 21 | 17 |  |
Age (y) | Â | Â | Â | Â | Â | Â |
 <60 | 83 | 12.57±13.58 | 0.083 | 43 | 40 | 0.086 |
 ≥60 | 84 | 15.41±16.74 |  | 32 | 52 |  |
Location | Â | Â | Â | Â | Â | Â |
 Up | 49 | 15.32±17.36 | 0.381 | 23 | 26 | 0.361 |
 Middle | 88 | 12.61±14.51 |  | 43 | 45 |  |
 Low | 30 | 15.80±13.81 |  | 10 | 20 |  |
Tumor diameter | Â | Â | Â | Â | Â | Â |
 <50 mm | 102 | 8.02±9.30 | <0.001 | 66 | 36 | <0.001 |
 ≥50 mm | 65 | 23.15±17.93 |  | 10 | 55 |  |
Histological differentiation | Â | Â | Â | Â | Â | Â |
 Well | 53 | 5.91±3.59 | 0.015 | 35 | 18 | <0.001 |
 Moderate | 73 | 16.76±8.88 |  | 27 | 46 |  |
 Poor | 21 | 17.42±17.22 |  | 4 | 17 |  |
pT classification | Â | Â | Â | Â | Â | Â |
 T1 | 11 | 5.06±4.79 | <0.001 | 7 | 4 | <0.001 |
 T2 | 23 | 7.17±6.81 |  | 16 | 7 |  |
 T3 | 93 | 12.96±13.59 |  | 42 | 51 |  |
 T4 | 40 | 22.08±20.02 |  | 6 | 34 |  |
pN classification | Â | Â | Â | Â | Â | Â |
 No | 72 | 9.99±12.88 | 0.006 | 43 | 29 | <0.001 |
 Yes | 95 | 17.03±16.38 |  | 29 | 66 |  |
pMetastasis | Â | Â | Â | Â | Â | Â |
 No | 132 | 10.21±10.97 | <0.001 | 68 | 64 | <0.001 |
 Yes | 35 | 27.92±20.42 |  | 4 | 31 |  |
Stage | Â | Â | Â | Â | Â | Â |
 I | 17 | 5.82±4.81 | <0.001 | 13 | 4 | <0.001 |
 IIa | 25 | 6.90±13.76 |  | 16 | 9 |  |
 IIb | 25 | 8.82±7.88 |  | 15 | 10 |  |
 III | 61 | 11.68±9.60 |  | 26 | 35 |  |
 IV | 39 | 27.73±20.58 |  | 3 | 36 |  |