Table 1.
Demographic and clinical data for 1926 LC patients.
| adenocarcinoma | squamous cell carcinoma | t/F | P | |
|---|---|---|---|---|
| Gender | 49.116 | <0.001 | ||
| male | 344 | 342 | ||
| female | 318 | 129 | ||
| Smoking history | 93.527 | <0.001 | ||
| smoked | 246 | 244 | ||
| never smoked | 143 | 9 | ||
| Chemotherapy | 0.999 | 0.318 | ||
| Yes | 36 | 42 | ||
| No | 21 | 35 | ||
| AJCC stage T | 31.786 | <0.001 | ||
| 1 | 123 | 106 | ||
| 2 | 105 | 160 | ||
| 3 | 4 | 25 | ||
| 4 | 0 | 13 | ||
| AJCC stage N | 12.375 | 0.002 | ||
| 0 | 184 | 208 | ||
| 1 | 44 | 77 | ||
| 2 | 3 | 19 | ||
| AJCC stage M | 0.129 | 0.720 | ||
| 0 | 231 | 300 | ||
| 1 | 1 | 2 | ||
| Grade | - | - | ||
| I | 0 | 22 | ||
| II | 0 | 93 | ||
| III | 0 | 15 | ||
| Stage | 32.910 | <0.001 | ||
| I | 370 | 172 | ||
| II | 136 | 100 | ||
| III | 24 | 43 | ||
| IV | 4 | 0 |
Notes: &gender information is unavailable in 793 patients. &Smoking history information is unavailable in 1284 patients. &Chemotherapyinformation is unavailable in 1792 patients. &AJCC stage T, N, and M information is unavailable, respectively, in 1390, 1391, and 1392 patients. &Grade information is unavailable in 1796 patients. &Stage information is unavailable in 1077 patients.
Notes: AJCC, American Joint Committee on Cancer.