Table 1. Detailed patients' clinicopathological characteristics.
| Characteristic | Patients (n=183) |
|---|---|
|
Age-yrs | |
| Average | 65 |
| Median | 66 |
| Range | 40–86 |
| <60 yrs | 122 |
| ≧60 yrs |
61 |
|
Sex | |
| Male | 99 |
| Female |
84 |
|
Brinkman index (BI) | |
| ≧400 | 82 |
| <400 |
101 |
|
Months after surgery | |
| Average | 66 |
| Median | 67 |
| Range |
2–168 |
|
Differentiation | |
| Well | 70 |
| Moderately | 85 |
| Poorly |
28 |
|
Histopathological subtype | |
| AIS | 39 |
| MIA |
19 |
|
Invasive adenocarcinoma | |
| LPA | 24 |
| APA | 26 |
| PPA | 43 |
| MPA | 3 |
| SPA |
29 |
|
Tumour size (cm) | |
| Average | 2.7 |
| Median | 2.4 |
| Range |
0.5–13.5 |
|
Tumour stage | |
| I | 124 |
| II | 13 |
| III | 43 |
| IV |
3 |
|
Regional lymph node metastasis | |
| N0 | 136 |
| N+ |
47 |
|
Distant metastasis | |
| M0 | 180 |
| M+ | 3 |
Abbreviations: AIS=adenocarcinoma in situ; APA=invasive adenocarcinoma, acinar predominant; LPA=invasive adenocarcinoma, lepidic predominant; MIA=minimally invasive adenocarcinoma; MPA=invasive adenocarcinoma, micropapillary predominant; PPA=invasive adenocarcinoma, papillary predominant; SPA=invasive adenocarcinoma, solid predominant.