Demographic and Clinical Characteristics of 328 Study Patients with Clinically Suspected PE
| Characteristic | Study patients* (n = 328) |
|---|---|
| Female | 187 (57%) |
| Age, y (mean ± SD) | 53.4 ± 17.4 |
| Inpatient | 77 (23%) |
| Median duration of symptoms, d (interquartile range) | 2 (1–8) |
| History of PE or DVT | 56/325 (17%) |
| COPD | 51/328 (16%) |
| Malignancy | 38/296 (13%) |
| Surgery | 60/327 (18%) |
↵* Denominator varies because data of some patients were missing.
DVT = deep vein thrombosis; COPD = chronic obstructive pulmonary disease.