Table 4 Risk stratification, baseline treatment, outcomes, bleeding

High risk n (%)

8 (53.3%)

7 (46.7%)

< 0.001

Intermediate-high risk n (%)

249 (92.2%)

21 (7.8%)

< 0.001

Intermediate-low risk n (%)

307 (94.8%)

17 (5.2%)

< 0.001

Initial thrombolytic therapy n (%)

6 (1.1%)

2 (4.4%)

0.055

Initial anticoagulation n (%)

495 (87.8%)

29 (64.4%)

< 0.001

Surgery thrombectomy n (%)

1 (0.2%)

0 (0.0%)

0.775

Interventional thrombectomy n (%)

0 (0.0%)

0 (0.0%)

-

IVC filter n (%)

25 (4.6%)

1 (2.3%)

0.467

Bleeding n (%)

28 (6.6%)

4 (15.4%)

0.092

Major bleeding n (%)

7 (1.6%)

3 (11.5%)

0.001

≥ 3 comorbidities n (%)

134 (23.8%)

19 (42.2%)

0.006