Table 3.
Analyses of the association between characteristics of patients and the number of lymph nodes harvested
| Characteristic | β | SE | P valuea |
|---|---|---|---|
| Univariate analysis | |||
| Age | – 0.174 | 0.059 | 0.004 |
| Sex (male vs female) | – 1.924 | 1.295 | 0.140 |
| Distance between the tumor and the anus | 0.527 | 0.142 | < 0.001 |
| Interval time | 0.207 | 0.219 | 0.348 |
| Tumor stage (II–III vs 0–I) | 5.583 | 1.289 | < 0.001 |
| TRG (4 vs 2–3 vs 0–1) | – 1.416 | 1.248 | 0.261 |
| NACRT (yes) | – 5.690 | 1.116 | < 0.001 |
| Multivariate analysis | |||
| Age | – 0.177 | 0.055 | 0.002 |
| Distance between the tumor and the anus | 0.232 | 0.165 | 0.163 |
| Tumor stage (II–III vs 0–I) | 2.760 | 1.890 | 0.147 |
| NACRT (yes) | – 3.011 | 1.080 | 0.026 |
NACRT neoadjuvant chemoradiotherapy, SE standard error, TRG tumor regression grade
aP values < 0.05 are reported in bold