Table 4.
Analysis of the prognostic factors
| Parameters |
RGC I |
RGC II |
||||
|
5-YSR |
P value |
5-YSR |
P value |
|||
| (%) | UA | MA | (%) | UA | MA | |
| Sex | 0.574 | 0.179 | ||||
| Male | 31.9 | 51.0 | ||||
| Female | 51.9 | 43.6 | ||||
| Age, yr | 0.854 | 0.467 | ||||
| < 60 | 40.8 | 44.4 | ||||
| ≥ 60 | 34.2 | 49.2 | ||||
| Tumor size (cm) | 0.018 | 0.235 | 0.009 | 0.653 | ||
| < 4.0 | 59.8 | 60.0 | ||||
| ≥ 4.0 | 23.7 | 35.2 | ||||
| Reconstruction of 1st operation | 0.875 | 0.644 | ||||
| Billroth I | 34.4 | 44.4 | ||||
| Billroth II | 45.5 | 49.0 | ||||
| Borrmann type | 0.015 | 0.004 | 0.031 | 0.013 | ||
| I + II | 57.4 | 66.7 | ||||
| III + IV | 25.9 | 36.9 | ||||
| Histologic grade | 0.035 | 0.532 | 0.044 | 0.254 | ||
| Differentiated | 53.3 | 66.7 | ||||
| Undifferentiated | 24.3 | 36.9 | ||||
| Lauren grade | 0.026 | 0.108 | 0.032 | 0.321 | ||
| Intestinal | 56.9 | 55.6 | ||||
| Diffuse | 22.9 | 36.7 | ||||
| Tumor stage | 0.015 | < 0.001 | 0.009 | < 0.001 | ||
| I + II | 67.0 | 67.3 | ||||
| III + IV | 18.1 | 27.5 | ||||
MA: Multivariate analysis; RGC I: Remnant gastric cancer 2-10 years after gastrectomy; RGC II: Remnant gastric cancer > 10 years after gastrectomy; UA: Univariate analysis; 5-YSR: Five-year survival rate.