Table 1 Characteristics of clinical encounters according to patient and environmental factors
Variables | N (%) | |||
|---|---|---|---|---|
Patient Factors | Age < 50 years | 186 | (80.2) | |
Male Sex | 76 | (32.8) | ||
Charlson Comorbidity Index | 0 | 110 | (47.6) | |
1–2 | 57 | (24.6) | ||
3–4 | 28 | (12.1) | ||
≥ 5 | 37 | (15.9) | ||
Clinical Symptoms | Asymptomatic | 9 | (3.9) | |
Dyspnea | 176 | (75.9) | ||
Chest Pain | 124 | (53.4) | ||
Cough | 57 | (24.6) | ||
Hemoptysis | 7 | (3.0) | ||
Leg Pain or Swelling | 23 | (9.9) | ||
Syncope | 7 | (3.0) | ||
Clinical Signs | Tachycardia | 129 | (55.6) | |
Hypoxia | 59 | (25.4) | ||
Hypotension | 6 | (2.6) | ||
Altered Consciousness | 14 | (6.0) | ||
Ordered D-Dimer Assay | 95 | (40.9) | ||
Positive CT-PA for PE | 34 | (14.7) | ||
High Probability of PE based on Wells Criteria | 50 | (21.6) | ||
Environmental Factors | Year of Presentation | 2018 | 136 | (58.6) |
2019 | 96 | (41.4) | ||
Presented in October (Beginning of Academic Year) | 176 | (75.9) | ||
Presented in Weekend | 56 | (24.1) | ||
Shift Period | Morning | 65 | (28.0) | |
Evening | 97 | (41.8) | ||
Night | 70 | (30.2) | ||