Table 2.
Baseline characteristics of included patients. BMI, body mass index; CVC, central venous catheter; iPE, incidental pulmonary embolism; IQR, interquartile range; NS, not significant
| Without iPE | With unreported iPE | With reported iPE | ||
|---|---|---|---|---|
| Total number of patients | 1004 | 53 | 12 | |
| Age, years | 69.6 ± 11.6 | 70.6 ± 11.0 | 69.0 ± 8.0 | NS |
| Women | 48.7% | 71.7%* | 33.3% | X2 = 0.002 |
| BMI | 26.2 ± 6.3 | 24.6 ± 4.8 | 23.7 ± 3.3 | NS |
| Cancer type | X2 < 0.001 | |||
| Very high risk | ||||
| Pancreas | 14 | 5 | 1 | |
| Gastric | 4 | 1 | 1 | |
| Total | 1.8% | 11.3%* | 16.6%* | |
| High risk | ||||
| Lymphoma | 59 | 5 | 1 | |
| Gynecologic | 41 | 6 | ||
| Bladder | 15 | 1 | ||
| Lung | 133 | 8 | 3 | |
| Testicular | 9 | |||
| Total | 25.6% | 37.7% | 33.3% | |
| Low risk | ||||
| Colorectal | 207 | 10 | 3 | |
| Esophageal | 6 | 1 | ||
| Breast | 142 | 9 | 1 | |
| Prostate | 96 | 2 | ||
| Hematologic | 36 | |||
| Melanoma | 39 | 3 | ||
| Renal | 79 | 1 | ||
| Other | 117 | 2 | ||
| Multiple | 8 | 1 | ||
| Total | 72.7% | 50.9%* | 50.0% | |
| Distant metastases | 35.7% | 61.7%* | 72.7%* | X2 < 0.001 |
| CVC/Port-a-cath | 23.9% | 50.9%* | 58.3%* | X2 < 0.001 |
| Extent and level of iPE | X2 < 0.001 | |||
| Lobar | 1 (1.9%) | 7 (58.3%)** | ||
| Segmental | 30 (56.6%) | 5 (41.7%) | ||
| Subsegmental, multiple | 13 (24.5%) | |||
| Subsegmental, single | 9 (17.0%) | |||
| Median number of involved vessels (IQR) | 3 (1–4) | 6.5 (3.25–10.75)** | p < 0.001 | |
*Significantly different compared to patients without iPE
**Significantly different compared to patients with unreported iPE