Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 21, 2012; 18(27): 3602-3609
Published online Jul 21, 2012. doi: 10.3748/wjg.v18.i27.3602
Table 1 Demographic, clinical, and pathological features predicting overall survival in patients with proximal gastric carcinoma involving esophagus
CharacteristicsNumber of patients (%)Months after surgery (mean ± SD)P value1-yr survival %3-yr survival %5-yr survival %
Age (yr)0.108
< 7097 (68.3)30 ± 1791.165.340.1
≥ 7045 (31.7)27 ± 1977.049.317.3
Gender0.594
Male109 (76.8)28 ± 1771.161.123.1
Female33 (23.2)30 ± 1888.360.148.1
Helicobacter pylori infection0.400
Negative80 (56.3)30 ± 1887.367.629.4
Positive62 (43.7)27 ± 1787.150.832.3
Surgical modality0.950
Partial gastrectomy112 (78.9)29 ± 1885.768.635.1
Total gastrectomy21 (14.8)28 ± 1876.265.30.0
Ivor-Lewis procedure9 (6.3)29 ± 1789.260.634.3
Siewert type0.444
Type II116 (81.7)29 ± 1786.863.827.2
Type III26 (18.3)33 ± 1988.550.240.2
Bormann’s type0.380
Polypoid2 (1.4)27 ± 26100.050.150.1
Fungating17 (12.0)34 ± 2083.370.953.2
Ulcerated96 (67.6)28 ± 1788.056.326.8
Flat27 (19.0)26 ± 1886.566.629.6
Tumor size (cm)0.087
< 319 (13.4)30 ± 1787.072.117.2
3.1-7.9112 (78.9)30 ± 1789.761.538.5
> 811 (7.7)18 ± 1563.626.50.0
Surgical margin0.165
Negative126 (88.7)30 ± 1788.860.630.1
Positive16 (11.3)23 ± 1974.566.233.1
Lymphovascular invasion0.050
Negative56 (39.4)33 ± 1890.965.631.2
Positive86 (60.6)27 ± 1784.57.631.7
Perineural invasion0.003
Negative55 (38.7)35 ± 1892.763.441.3
Positive87 (61.3)26 ± 1783.659.419.3
Tumor differentiation0.0003
Well1 (0.7)57100.0100.0100.0
Moderately70 (49.3)34 ± 1795.269.344.2
Poorly70 (49.3)24 ± 1681.352.711.3
Undifferentiated1 (0.7)40.00.00.0
Tumor histopathology0.548
Adenocarcinoma (nitric oxide synthase)112 (78.9)31 ± 1789.671.034.2
Adenocarcinoma with micropapillary feature24 (16.9)24 ± 101000.00.0
Adenosquamous carcinoma9 (6.3)28 ± 1588.933.30.0
Mucinous carcinoma9 (6.3)24 ± 1488.930.530.5
Signet ring cell carcinoma23 (16.2)23 ± 1969.358.539.0
Carcinoma with neuroendocrine features7 (4.9)28 ± 17100.050.025.0
Carcinoma with mixed types37 (26.1)24 ± 1386.350.150.1
Pathologic T stage0.400
1A238 ± 27100.050.050.0
1B247 ± 3100.0100.0100.0
21227 ± 1783.372.954.7
312529 ± 1787.059.829.2
4A00---
4B118100.00.00.0
Pathologic N stage0.001
03635 ± 1794.472.053.5
12232 ± 1791.370.170.1
23530 ± 1785.364.715.9
3A3525 ± 1785.357.414.4
3B1415 ± 970.741.310.3
Pathologic M stage0.005
M013028 ± 1888.364.532.5
M11212 ± 475.013.113.1
Overall stage0.012
1A442 ± 16100.075.075.0
1B730 ± 15100.0100.0100.0
2A2634 ± 1988.563.042.0
2B2632 ± 1784.666.860.7
3A2931 ± 1793.172.619.8
3B2927 ± 1886.262.915.3
3C918 ± 1076.215.215.2
41216 ± 975.013.113.1