Table 1 Baseline characteristics (n = 342)

Age (years)

63.3 ± 14.1

Gender

n (%)

 Male

193 (56)

 Female

149 (44)

Cardiovascular risk factors

 Hypertension

127 (37)

 Diabetes

65 (19)

 Coronary artery disease

59 (17)

 Atrial fibrillation/flutter

63 (18)

Inflammatory conditions

 Rheumatologic conditions

25 (7)

 Pericarditis

10 (3)

Malignancy

91 (27)

Recent cardiac procedure

31 (9)

Hemodynamics on presentation

 Systolic blood pressure (mmHg)

121 ± 27

 Diastolic blood pressure (mmHg)

72 ± 14

 Systolic blood pressure ≤ 90 mmHg (n) (%)

33 (9.6)

 Heart rate (beats per minute)

94 ± 22

On oral anticoagulation

 Warfarin

26 (8)

 Direct oral anticoagulant

5 (1)

Other cardiac medications

 ACE inhibitor/angiotensin receptor blocker

88 (26)

 Alpha-blocker

18 (5)

 Beta-blocker

77 (23)

 Dihydropyridine calcium channel blocker

37 (11)

 Non-dihydropyridine calcium channel blocker

22 (6)

 Diuretics

81 (24)

 Anti-arrhythmics

29 (8)

 Vasodilators

9 (3)