Table 1.
Characteristics of patients with papillary adenocarcinoma
| Characteristics | Total | Percent |
|---|---|---|
| Age(Mean±SD) | 65.89±11.38 | |
| Gender | ||
| Female | 1796 | 53.0% |
| Male | 1595 | 47.0% |
| Race | ||
| White | 2612 | 77.0% |
| Black | 344 | 10.1% |
| Other | 430 | 12.7% |
| Unknown | 5 | 0.1% |
| Marital status | ||
| Married | 1923 | 56.7% |
| Single | 1346 | 39.7% |
| Unknown | 122 | 3.6% |
| Laterality | ||
| Right | 1885 | 55.6% |
| Left | 1298 | 38.3% |
| Bilateral | 62 | 1.8% |
| Unknown | 146 | 4.3% |
| Lobe | ||
| Main Bronchus | 54 | 1.6% |
| Upper | 1473 | 43.4% |
| Middle | 178 | 5.2% |
| Lower | 1122 | 33.1% |
| Overlapping lesion of lung | 45 | 1.3% |
| Unknown | 519 | 15.3% |
| Grade | ||
| Well; I | 558 | 16.5% |
| Moderately; II | 1071 | 31.6% |
| Poorly;III | 337 | 9.9% |
| Undifferentiated; IV | 28 | 0.8% |
| Unknown | 1397 | 41.2% |
| Tumor stage | ||
| T1 | 1356 | 40.0% |
| T2 | 746 | 22.0% |
| T3 | 269 | 7.9% |
| T4 | 173 | 5.1% |
| TX | 847 | 25.0% |
| Node status | ||
| N0 | 1512 | 44.6% |
| N1 | 311 | 9.2% |
| N2 | 748 | 22.1% |
| N3 | 241 | 7.1% |
| NX | 579 | 17.1% |
| Metastasis status | ||
| M0 | 2041 | 60.2% |
| M1 | 1220 | 36.0% |
| MX | 130 | 3.8% |
| Summary stage | ||
| Localized | 949 | 28.0% |
| Regional | 832 | 24.5% |
| Distance | 1521 | 44.9% |
| Unknown | 89 | 2.6% |
| TNM | ||
| I | 892 | 26.3% |
| II | 346 | 10.2% |
| III | 427 | 12.6% |
| IV | 1220 | 36.0% |
| Unknown | 506 | 14.9% |
| Surgery | ||
| Yes | 1663 | 49.0% |
| No | 1722 | 50.8% |
| Unknown | 6 | 0.2% |
| Surgery type | ||
| Lobectomy/Bilobectomy | 1289 | 38.0% |
| Partial resection | 76 | 2.2% |
| Pneumonectomy | 278 | 8.2% |
| Surgery, NOS | 20 | 0.6% |
| Radiation | ||
| No | 2375 | 70.0% |
| Yes | 1016 | 30.0% |
| Chemotherapy | ||
| No | 2014 | 59.4% |
| Yes | 1377 | 40.6% |
Abbreviation: SD, standard deviation