Table 2. Primary tumor, surgical approach, number of resected lung metastases.
| Parameter | Patients with CVC | Patients without CVC | P value |
|---|---|---|---|
| Patients, n (%) | 164 (21.6) | 596 (78.4) | – |
| Sex, n (%) | 0.01 | ||
| Males | 113 (68.9) | 352 (59.1) | |
| Females | 51 (31.1) | 244 (40.9) | |
| Age (years), mean (± SD) | 66.88 (±12.1) | 58.91 (±14.1) | 0.001 |
| Primary tumor, n (%) | |||
| Colorectal cancer | 77 (47.0) | 279 (46.8) | 0.5 |
| Renal cell cancer | 28 (17.1) | 56 (9.4) | 0.01 |
| Other tumor entities | 59 (36.0) | 261 (43.8) | 0.04 |
| VATS, n (%) | 45 (27.4) | 147 (24.7) | 0.5 |
| Open surgery, n (%) | 119 (72.6) | 449 (75.3) | 0.5 |
| Lobectomy, n (%) | 8 (4.9) | 32 (5.4) | 0.8 |
| Wedge resection/segmentectomy, n (%) | 156 (95.1) | 564 (94.6) | 0.8 |
| Number of resected lung metastases, mean (± SD) | 3.44 (±3.3) | 3.60 (±5.1) | 0.6 |
| Single lung metastasis, n (%) | 65 (39.6) | 271 (45.5) | 0.2 |
| More than four lung metastases, n (%) | 56 (34.1) | 160 (26.8) | 0.06 |
CVC, cardiovascular comorbidities; SD, standard deviation; VATS, video-assisted thoracoscopic surgery.