Table 1:

Clinical characteristics of 109 neurologically asymptomatic patients with IEa

Characteristic
Age (yr) (mean ± SD) (range)59 ± 15.4, 24–87
Men79 (72.5%)
Definite IEb84 (77%)
Possible IEb25 (23%)
Previous history of IE13 (12%)
Microorganism
    Oral streptococci27 (25%)
    Group D streptococci8 (7%)
    Enterococci8 (7%)
    Staphylococcus aureus26 (24%)
    Coagulase-negative staphylococci5 (4.5%)
    Other microorganism or >1 microorganism14 (13%)
    No microorganism identified21 (19%)
Prosthetic valve IE32 (29%)
IE on native valve
    Aortic17 (15.5%)
    Mitral39 (36%)
    Aortic and mitral10 (9%)
    Tricuspid7 (6.5%)
    Other4 (4%)
Prior anticoagulant or antiplatelet agent therapy36 (33%)

  • ↵a All data are presented as numbers (percentages) except for age.

  • ↵b According to Duke modified criteria.