Table 3. Differences in SUVmax and serum tumor markers among different histological types.
| Category | n | CEA | CYFRA21-1 | NSE | SCC-Ag | SUVmax | |
|---|---|---|---|---|---|---|---|
| Benign lesions | 1 | 32 | 2.331±1.548 | 2.127±0.953 | 11.409±3.991 | 0.722±0.342 | 6.592±5.129 |
| SCLC | 2 | 48 | 9.885±24.226 | 4.073±4.420 | 61.505±75.902 | 0.985±0.937 | 12.045±4.366 |
| NSCLC | 3 | 121 | 76.073±479.740 | 9.417±23.289 | 15.109±7.758 | 2.272±6.952 | 11.358±5.482 |
| SCC | 4 | 34 | 8.392±13.571 | 19.155±40.376 | 15.831±6.830 | 5.582±12.483 | 14.584±5.889 |
| Adenocarcinoma | 5 | 83 | 106.803±577.643 | 5.731±9.091 | 14.583±7.362 | 0.983±1.298 | 10.034±4.797 |
| Large-cell carcinoma | 6 | 4 | 13.705±20.867 | 3.130±0.925 | 19.890±19.205 | 0.875±0.427 | 11.400±5.019 |
| P (ANOVA of category 1,2,3) | 0.438 | 0.062 | <0.001a | 0.204 | <0.001a | ||
| SNK | Category 3,2,1 | Category 3,2,1 | Category 2>3,1 | Category 3,2,1 | Category 2,3>1 | ||
| P (ANOVA of category 1,2,4,5) | 0.343 | <0.001a | <0.001a | <0.001a | <0.001a | ||
| SNK | Category 5,2,4,1 | Category 4>5,2,1 | Category 2>4,5,1 | Category 4>2,5,1 | Category 4>2,5>1 |
a P<0.05.
CEA: carcino embryonie antigen, CYFRA21-1: cytokeratin 19 fragments, NSE: neuron specific enolase, SCC-Ag: squmaous cell carcinoma antigen, SUVmax: maximal standard uptake value, SCLC: small-cell lung carcinoma, NSCLC: non-small-cell lung carcinoma, SCC: squamous-cell carcinoma, ANOVA: analysis of variance, SNK: Student-Newman-Keuls.