Table 6.
The comparison of relevant PE risk factors between PE and non-PE patients with COVID-19.
| Relevant factors | Sample size | Pooled results | Analytic effect model | ||
|---|---|---|---|---|---|
| OR | 95% CI | P value | |||
| Diabetes mellitus | 1560 | 0.98 | 0.66, 1.45 | 0.90 | Fixed effect model |
| Cardiovascular disease | 1425 | 1.18 | 0.69, 2.01 | 0.54 | Fixed effect model |
| Chronic respiratory disease | 1435 | 1.28 | 0.67, 2.43 | 0.45 | Fixed effect model |
| Varicose veins | 30 | 3.21 | 0.12, 85.20 | 0.49 | Fixed effect model |
| Chronic venous insufficiency | 30 | 0.31 | 0.01, 8.28 | 0.49 | Fixed effect model |
| Neoplasm | 30 | 3.21 | 0.12, 85.20 | 0.49 | Fixed effect model |
| Previous VTE | 190 | 0.92 | 0.22, 3.92 | 0.91 | Fixed effect model |
| Chronic heart failure | 30 | 3.21 | 0.12, 85.20 | 0.49 | Fixed effect model |
| Ischemic heart disease | 30 | 0.46 | 0.04, 5.75 | 0.55 | Fixed effect model |
| Pregnancy or puerperium | 30 | 0.31 | 0.01, 8.28 | 0.49 | Fixed effect model |
| Obesity | 30 | 0.73 | 0.15, 3.49 | 0.69 | Fixed effect model |
| One or more known risk factors for PE | 1383 | 1.51 | 0.11, 21.35 | 0.76 | Random-effect model |
COVID-19 = coronavirus disease 2019, OR = odds ratio, PE = pulmonary embolism, VTE = venous thrombus embolism.