Table II.
Patient Characteristics by Number of Lymph Nodes Harvested for Histopathology.
| Overall | ≤12 (n=59) | >12 (n=223) | p† | |
|---|---|---|---|---|
| Characteristic | n | %‡ | %‡ | |
| Age at Diagnosis | 0.73 | |||
| <65 | 106 | 21.1 | 78.3 | |
| ≥65 | 176 | 20.0 | 80.0 | |
| Sex | 0.22 | |||
| Male | 157 | 23.6 | 76.4 | |
| Female | 125 | 17.6 | 82.4 | |
| Location | 0.23 | |||
| Colon | 243 | 19.8 | 80.3 | |
| Rectal | 39 | 28.2 | 71.8 | |
| Differentiation | 0.31 |
|||
| Poor/unknown | 45 | 28.9 | 71.1 | |
| Moderate | 217 | 19.8 | 80.2 | |
| Well | 20 | 15.0 | 85.0 | |
| T Stage | 0.45 | |||
| T1/T2 | 117 | 23.1 | 76.9 | |
| T3/T4 | 165 | 19.4 | 80.6 | |
| Lymphovascular Invasion | 0.26 | |||
| No | 224 | 22.3 | 77.7 | |
| Yes | 58 | 15.5 | 84.5 | |
| Treatment | 0.57 | |||
| Surgery alone | 218 | 20.2 | 79.8 | |
| Surgery + chemotherapy | 64 | 23.4 | 76.6 | |
| Race | 0.66 | |||
| Black | 23 | 17.4 | 82.6 | |
| White | 259 | 21.2 | 78.8 | |
†
P value from chi-square test of association.
‡
% of total for each category of characteristic.