Table 1.
Baseline clinical characteristics and CTC status of enrolled non-small cell patients.
| Characteristic | Total CTC <15 (%) | Total CTC≥15 (%) | P-value |
|---|---|---|---|
| Total patient numbers | 56/114 (49.1) | 58/114 (50.9) | 0.791 |
| Age (mean) | 59.7 | 59.2 | 0.931 |
| Gender | 0.685 | ||
| Female | 23/56 (41.1) | 26/58 (44.8) | |
| Male | 33/56 (58.9) | 32/58 (55.2) | |
| Smoking status (piece*year) | 317.9 | 432.7 | |
| Histology | |||
| Squamous | 13/56 (23.2) | 15/58 (25.9) | 0.743 |
| Adenocarcinoma | 42/56 (75.0) | 41/58 (70.7) | 0.605 |
| Others* | 1/56 (1.8) | 2/58 (3.4) | 0.579 |
| Surgical method | |||
| Lobectomy | 39/56 (69.6) | 41/58 (70.7) | 0.903 |
| Segmentectomy | 12/56 (21.4) | 7/58 (12.1) | 0.180 |
| Sleeve lobectomy | 4/56 (7.1) | 8/58 (13.8) | 0.247 |
| Pneumonectomy | 1/56 (1.8) | 2/58 (3.4) | 0.579 |
| Stage (AJCC 8) | 0.361 | ||
| Stage I-II | 42/56 (75.0) | 39/58 (67.2) | |
| Stage III | 14/56 (25.0) | 19/58 (32.8) | |
| Performance status (EGOG) | 0.262 | ||
| 0–1 | 54/56 (96.4) | 53/58 (91.4) | |
| 2 | 2/56 (3.6) | 5/58 (8.6) | |
| Adjuvant chemotherapy | 0.420 | ||
| Yes | 20/56 (35.7) | 25/58 (43.1) | |
| No | 36/56 (64.3) | 33/58 (56.9) | |
| Adjuvant radiotherapy | 0.216 | ||
| Yes | 10/56 (17.9) | 16/58 (27.6) | |
| No | 46/56 (82.1) | 42/58 (72.4) |
*
Large cell carcinoma.