Table 1. The basic information of the research subjects for the risk and prognosis studies.
| Variables | For the risk study |
For the prognosis study |
||||||
|---|---|---|---|---|---|---|---|---|
| AG vs. CON |
GC vs. CON |
Gastric cancer | death | Median survival time (M) | P | |||
| CON(%) | AG(%) | CON(%) | GC(%) | |||||
| n = 862 | N = 862 | n = 729 | n = 724 | n = 357 | n = 89 | |||
| Gender | P = 0.846 | P = 0.564 | ||||||
| Male | 483(56.0) | 487(56.5) | 483(66.3) | 490(67.7) | 255 | 63 | 60.8a | 0.797 |
| Female | 379(44.0) | 375(43.5) | 246(33.7) | 234(32.3) | 102 | 26 | 45.7a | |
| Age | P = 0.343 | P = 0.562 | ||||||
| Mean ± SD | 54.9 ± 9.2 | 55.4 ± 9.5 | 56.1 ± 9.2 | 56.4 ± 9.8 | / | / | / | |
| Median | 54 | 56 | 56 | 57 | / | / | / | |
| Range | 17–85 | 16–79 | 17–85 | 21–81 | / | / | / | |
| H. pylori | P < 0.001 | P < 0.001 | ||||||
| Positive | 241(28.0) | 505(58.6) | 201(27.6) | 369(51.0) | / | / | / | |
| Negative | 621(72.0) | 41.4(36.5) | 528(72.4) | 355(49.0) | / | / | / | |
| Smoking | n = 586 | N = 548 | n = 500 | n = 333 | ||||
| P = 0.299 | P = 0.183 | |||||||
| Ever Smoker | 202(34.5) | 173(31.6) | 199(39.8) | 148(44.4) | / | / | / | |
| Never Smoker | 384(65.5) | 375(68.4) | 301(60.2) | 185(55.6) | / | / | / | |
| Drinking | n = 585 | N = 547 | n = 499 | n = 296 | ||||
| P = 0.333 | P = 0.044 | |||||||
| Drinker | 147(25.1) | 124(22.7) | 146(29.3) | 107(36.1) | / | / | / | |
| Nondrinker | 438(74.9) | 423(77.3) | 353(70.7) | 189(63.9) | / | / | / | |
| Borrmann type | 0.055 | |||||||
| Borrmann I–II | / | / | / | / | 83 | 23 | 66.5a | |
| Borrmann III–IV | / | / | / | / | 274 | 66 | 53.8a | |
| Lauren type | 0.234 | |||||||
| Intestinal type | / | / | / | / | 120 | 25 | 59.9a | |
| Diffuse type | / | / | / | / | 231 | 61 | 59.3a | |
| Non classified carcinoma | / | / | / | / | 6 | |||
| TNM stage | 9.40 × 10−15 | |||||||
| I–II | / | / | / | / | 171 | 12 | 73.5a | |
| III–IV | / | / | / | / | 186 | 77 | 27 | |
| Depth of invasion | 5.35 × 10−9 | |||||||
| T1 + T2 | / | / | / | / | 98 | 3 | 76.8a | |
| T3 + T4 | / | / | / | / | 259 | 86 | 52.2a | |
| Lymph node metastasis | 1.82 × 10−8 | |||||||
| positive | / | / | / | / | 216 | 77 | 32 | |
| negtive | / | / | / | / | 141 | 12 | 71.5a | |
aMean survival time was provided when MST could not be calculated.