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World J Gastroenterol. Oct 21, 2013; 19(39): 6568-6578
Published online Oct 21, 2013. doi: 10.3748/wjg.v19.i39.6568
Published online Oct 21, 2013. doi: 10.3748/wjg.v19.i39.6568
Table 1 Case characteristics n (%)
| Characteristics | Age (yr) | χ2 | P value | ||
| < 50 (n = 166) | 50-69 (n = 481) | ≥70 (n = 273) | |||
| Age (mean ± SD) | 42.8 ± 5.8 | 60.1 ± 5.5 | 74.1 ± 3.4 | ||
| Gender | 32.504 | < 0.001 | |||
| Female | 76 (45.8) | 127 (26.4) | 58 (21.2) | ||
| Male | 90 (54.2) | 354 (73.6) | 215 (78.8) | ||
| Tumor location | 39.900 | < 0.001 | |||
| Lower 1/3 | 83 (50.0) | 201 (41.8) | 88 (40.4) | ||
| Middle 1/3 | 31 (18.7) | 87 (18.1) | 48 (17.6) | ||
| Upper 1/3 | 21 (12.7) | 143 (29.7) | 106 (38.8) | ||
| 2/3 or more | 31 (18.7) | 50 (10.4) | 31 (11.4) | ||
| Tumor location | 34.186 | < 0.001 | |||
| Upper 1/3 | 21 (12.7) | 143 (29.7) | 106 (38.8) | ||
| Non-upper 1/3 | 145 (87.3) | 338 (70.3) | 167 (61.2) | ||
| Tumor size | 13.589 | 0.001 | |||
| < 5 cm | 79 (47.6) | 209 (43.5) | 87 (31.9) | ||
| ≥ 5 cm | 87 (52.4) | 272 (56.5) | 186 (68.1) | ||
| Tumor size, cm (mean ± SD) | 5.640 ± 3.172 | 5.552 ± 2.810 | 6.304 ± 3.644 | 5.035 | 0.007 |
| Borrmann type | 2.443 | 0.296 | |||
| I/II | 47 (28.3) | 166 (34.5) | 95 (34.8) | ||
| III/IV | 119 (71.7) | 315 (65.5) | 178 (65.2) | ||
| Histology | 39.366 | < 0.001 | |||
| Differentiated | 24 (14.5) | 139 (28.9) | 116 (42.5) | ||
| Undifferentiated | 142 (85.5) | 342 (71.1) | 157 (57.5) | ||
| Extranodal metastasis | 4.733 | 0.094 | |||
| Negative | 121 (72.9) | 378 (78.6) | 223 (81.7) | ||
| Positive | 45 (27.1) | 103 (21.4) | 50 (18.3) | ||
| Surgical margin status | 2.873 | 0.238 | |||
| Negative | 137 (82.5) | 415 (86.3) | 241 (88.3) | ||
| Positive | 29 (17.5) | 66 (13.7) | 32 (11.7) | ||
| Depth of invasion | 5.457 | 0.487 | |||
| pT1 | 4 (2.4) | 12 (2.5) | 6 (2.2) | ||
| pT2 | 22 (13.3) | 49 (10.2) | 22 (8.1) | ||
| pT3 | 5 (3.0) | 30 (6.2) | 17 (6.2) | ||
| pT4 | 135 (81.3) | 390 (81.1) | 228 (83.5) | ||
| Lymph node metastasis | 5.325 | 0.503 | |||
| pN0 | 62 (37.3) | 170 (35.5) | 87 (31.9) | ||
| pN1 | 26 (15.7) | 83 (17.3) | 51 (18.7) | ||
| pN2 | 32 (19.3) | 108 (22.5) | 73 (26.7) | ||
| pN3 | 46 (27.7) | 120 (24.9) | 62 (22.7) | ||
| Distant metastasis | 9.251 | 0.010 | |||
| M0 | 149 (89.8) | 442 (91.9) | 264 (96.7) | ||
| M1 | 17 (10.2) | 39 (8.1) | 9 (3.3) | ||
| Types of distant metastasis | 5.502 | 0.240 | |||
| Liver metastasis | 5 (29.4) | 19 (48.7) | 5 (55.6) | ||
| Peritoneal metastasis | 12 (70.6) | 18 (46.2) | 3 (33.3) | ||
| Other distant metastasis | 0 (0.0) | 2 (5.1) | 1 (11.1) | ||
| TNM stage | 13.270 | 0.039 | |||
| I | 19 (11.4) | 43 (8.9) | 21 (7.7) | ||
| II | 45 (27.1) | 135 (28.1) | 72 (26.4) | ||
| III | 85 (51.2) | 264 (54.9) | 171 (62.6) | ||
| IV | 17 (10.2) | 39 (8.1) | 9 (3.3) | ||
| Chemotherapy | 48.852 | < 0.001 | |||
| Yes | 71 (42.8) | 142 (29.5) | 36 (13.2) | ||
| No | 95 (57.2) | 339 (70.5) | 237 (86.8) | ||
| Type of gastrectomy | 7.466 | 0.024 | |||
| Subtotal | 112 (67.5) | 361 (75.1) | 216 (79.1) | ||
| Total | 54 (32.5) | 120 (24.9) | 57 (20.9) | ||
| Extent of lymphadenectomy | 19.735 | < 0.001 | |||
| D2 | 89 (53.6) | 222 (46.2) | 91 (33.3) | ||
| D1 | 77 (46.4) | 259 (53.8) | 182 (66.7) | ||
- Citation: Liang YX, Deng JY, Guo HH, Ding XW, Wang XN, Wang BG, Zhang L, Liang H. Characteristics and prognosis of gastric cancer in patients aged ≥ 70 years. World J Gastroenterol 2013; 19(39): 6568-6578
- URL: https://www.wjgnet.com/1007-9327/full/v19/i39/6568.htm
- DOI: https://dx.doi.org/10.3748/wjg.v19.i39.6568