Clinical Study
Preoperative PET/CT 18F-FDG Standardized Uptake by Lymph Nodes as a Significant Prognostic Factor in Patients with Colorectal Cancer
Table 4
Regression analyses of prognostic factors for recurrence-free survival in patients with CRC.
| Variable | Test for recurrence-free survival | Univariate analysis | Multivariate analysis | Hazard ratio | 95% CI | | Hazard ratio | 95% CI | |
| Age | >60 versus ≤60 | 0.657 | 0.262–1.647 | 0.371 | | | | Sex | Male versus female | 0.463 | 0.187–1.149 | 0.097 | | | | Tumour location | Rectum versus colon | 0.448 | 0.176–1.142 | 0.093 | | | | Tumour size | >4.25 versus ≤4.25 | 2.336 | 0.885–6.172 | 0.087 | | | | T Stage | 3/4 versus 1/2 | 2.018 | 0.987–4.123 | 0.054 | | | | Lymph node metastasis | Yes versus No | 1.182 | 0.463–3.021 | 0.727 | | | | Lymphovascular invasion | Yes versus No | 2.396 | 0.842–6.815 | 0.101 | | | | Tumour grade | Poor versus well/Moderate | 3.143 | 1.272–7.767 | 0.013 | 3.837 | 1.501–9.81 | 0.005 | Adjuvant treatment | Yes versus No | 1.803 | 0.596–5.449 | 0.296 | | | | SUVTumor | >10.65 versus ≤10.65 | 1.613 | 0.601–4.334 | 0.343 | | | | SUVLN | >1.15 versus ≤1.15 | 4.538 | 1.317–15.642 | 0.017 | 10.107 | 2.832–36.064 | <0.0001 |
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