From: Tumor location as an indication for adjuvant radiotherapy in pT3N0 rectal cancer after surgery
Variable | Adjuvant chemotherapy group (n = 63) | Adjuvant chemo-radiotherapy group (n = 58) | P value |
---|---|---|---|
Age, year | Â | Â | 0.053 |
 median | 56 | 55 |  |
Gender | Â | Â | 0.467 |
 male | 39 | 32 |  |
 female | 24 | 26 |  |
Hb g/L | Â | Â | 0.202 |
  < 128 | 30 | 35 |  |
  ≥ 128 | 33 | 23 |  |
CEA, ug/mL | Â | Â | 0.203 |
  < 5.00 | 29 | 34 |  |
  ≥ 5.00 | 34 | 24 |  |
Tumor grade | Â | Â | 0.931 |
 G1 | 4 | 3 |  |
 G2 | 52 | 50 |  |
 G3 | 7 | 5 |  |
Type of surgery | Â | Â | 0.833 |
 Mile’s | 27 | 26 |  |
 Dixon | 35 | 30 |  |
 Hartmann | 1 | 2 |  |
Tumor volume, cm3 | Â | Â | 0.717 |
  < 19 | 29 | 29 |  |
  ≥ 19 | 34 | 29 |  |
Retrieved lymph nodes | Â | Â | 0.587 |
  < 14 | 30 | 31 |  |
  ≥ 14 | 33 | 27 |  |
Lymph vascular invasion | Â | Â | 0.719 |
 yes | 5 | 3 |  |
 no | 58 | 55 |  |
Duration of adjuvant therapy, months | Â | Â | 0.523 |
 median | 5.3 (4.5–6.2) | 5.1 (4.5–6.0) |  |