Asymptomatic group (n = 129) | Symptomatic group (n = 270) | P value | |
---|---|---|---|
Age | 67.9 ± 8.99 | 68.8 ± 9.19 | 0.368 |
Sex (men) (%) | 107 (82.9%) | 221 (81.9%) | 0.889 |
Alcohol drinking (%) | 113 (87.6%) | 222 (83.5%) | 0.3 |
Cigarette smoking (%) | 101 (78.3%) | 217 (81.6%) | 0.489 |
DM (%) | 21 (16.3%) | 40 (14.8%) | 0.766 |
HT (%) | 64 (49.6%) | 107 (39.6%) | 0.083 |
DL (%) | 24 (18.6%) | 44 (16.4%) | 0.572 |
History of cancer of other organs (%) | 41 (32.0%) | 75 (27.8%) | 0.409 |
Stage of disease (0/I/II /III/IV) | 36/30/39/14/10 | 25/25/39/87/94 | < 0.001 |
Treatment (ESD or EMR/OPE/CT and or RT/BSC) | 48/64/10/7 | 21/157/74/18 | < 0.001 |
Lesion location (Ut/Mt/Lt) (%) | 23/54/23 | 17/61/22 | 0.381 |
Macroscopic tumor type (0/1/2/3/4) | 98/7/16/7/1 | 62/10/108/83/7 | |
Histopathological grading (well/moderate/poor) (%) | 22/73/5 | 17/61/22 | 0.143 |
Tumor size (mm) | 29.8 ± 20.8 | 33.8 ± 33.8 | < 0.001 |
Cases of stenosis (%) | 1 (4.8%) | 61 (38.1%) | < 0.001 |
Observation period (months) | 63.7 | 34.6 | < 0.001 |