Table 3. Correlation of Maximum Standardized Uptake Value (SUVmax) of Primary Tumor and Clinic-Pathological Factors in Patients with Extrahepatic Cholangiocarcinoma.
| No. of Patients | SUVmax (Mean ± SD) | P | |
|---|---|---|---|
| Age (years) | 0.212 | ||
| ≥ 65 | 171 | 4.4 ± 3.7 | |
| < 65 | 63 | 3.8 ± 2.8 | |
| Sex | 0.005 | ||
| Male | 123 | 3.6 ± 2.8 | |
| Female | 111 | 4.9 ± 4.1 | |
| Diagnosis | 0.166 | ||
| Common bile duct cancer | 156 | 4.0 ± 3.2 | |
| Hilar cholangiocarcinoma | 78 | 4.7 ± 4.2 | |
| Gross morphologic type | 0.009 | ||
| Mass forming | 38 | 5.8 ± 4.2 | |
| Periductal infiltrating | 187 | 3.9 ± 3.3 | |
| Intraductal papillary growing | 9 | 4.3 ± 2.7 | |
| Primary tumor size (mm) | 0.001 | ||
| ≥ 25 | 138 | 4.8 ± 4.1 | |
| < 25 | 96 | 3.4 ± 2.3 | |
| Histologic differentiation | 0.002 | ||
| Well differentiated | 56 | 3.5 ± 2.7 | |
| Moderately differentiated | 95 | 4.0 ± 3.1 | |
| Poorly differentiated | 16 | 6.8 ± 4.2 | |
| Lymph node metastasis | 0.001 | ||
| N0 | 140 | 3.5 ± 2.6 | |
| N1 | 94 | 5.3 ± 4.4 | |
| Distant organ metastasis | < 0.001 | ||
| M0 | 214 | 4.0 ± 3.3 | |
| M1 | 20 | 7.1 ± 4.4 | |
| AJCC tumor staging | < 0.001 | ||
| IA | 22 | 3.9 ± 2.9 | |
| IB | 49 | 3.2 ± 2.2 | |
| IIA | 58 | 3.5 ± 2.6 | |
| IIB | 62 | 4.7 ± 3.7 | |
| III | 22 | 5.0 ± 5.4 | |
| IV | 21 | 7.0 ± 4.4 |
AJCC = American Joint Committee on Cancer, SD = standard deviation