Table 1 Comparison of baseline characteristics between HBsAg positive and HBsAg negative group
Variable | HBsAg positive group n (%) | HBsAg negative group n (%) | P |
|---|---|---|---|
No. of patients | 63 | 397 | Â |
Gender | 63(100) | 397(100) | 0.04 |
 Male | 50(79.4) | 262(66.0) | |
 Female | 13(20.6) | 135(34.0) | |
Age (yr) | 63(100) | 397(100) | 0.002 |
 Mean | 52.89 | 57.82 | |
 Median ± standard deviation | 52±12.11 | 58±11.37 | |
 Range | 31-78 | 15-83 | |
TNM stage (AJCC) | 63(100) | 397(100) | 0.08 |
 Ia + Ib | 1(1.6) | 5(1.3) | |
 IIa + IIb | 11(17.5) | 106(26.7) | |
 III | 12(19.0) | 86(21.7) | |
 IV | 39(61.9) | 200(50.3) | |
Tumor size (cm) | 49(100) | 298(100) | 1.00 |
 ≤2 | 3(6.1) | 20(6.7) | |
 >2 | 46(93.9) | 278(93.3) | |
Baseline CA19-9 | 59(100) | 332(100) | 0.36 |
 Elevated | 43(73.6) | 260(79.9) | |
 Normal | 16(26.4) | 72(20.1) | |
Operation | 63(100) | 397(100) | 0.64 |
 Yes | 25(39.7) | 170(42.8) | |
 No | 38(60.3) | 227(57.2) | |
Chemotherapy | 63(100) | 397(100) | 0.50 |
 Yes | 26(41.3) | 182(45.8) | |
 No | 37(58.7) | 215(54.2) |