Group 1 (n=35) | Group 2 (n=40) | p Value | |||||||
---|---|---|---|---|---|---|---|---|---|
1a: native valve (n=29) | 1b: prosthesis (n=6) | 2a: native valve (n=38) | 2b: prosthesis (n=2) | ||||||
Mean (SD) age (years) | 43 (17) | 48 (18) | 49 (13) | 48 (28) | NS | ||||
Sex (male/female) (%) | 86/14 | 83/17 | 74/26 | 50/50 | NS | ||||
NYHA class IV | 16 (55) | 4 (67) | 15 (40) | 1 (50) | NS | ||||
Pericarditis | 3 (10) | 0 | 3 (8) | 0 | |||||
AV block | 1 (3) | 0 | 0 | 0 | NS | ||||
Arterial emboli | 13 (45) | 1 (17) | 12 (31) | 1 (50) | NS | ||||
Intercurrent illness | 3 (10) | 1 (17) | 5 (13) | 0 | NS | ||||
Causal organisms: | |||||||||
Staphylococci | 4 (14) | 2 (33) | 6 (16) | 0 | NS | ||||
Streptococci A, B, C, or pneumoniae | 7 (24)1-150 | 0 | 2 (5) | 0 | < 0.05 | ||||
Enterococci | 3 (10) | 0 | 7 (18) | 0 | NS | ||||
Viridans streptococci | 9 (31) | 0 | 14 (37) | 0 | NS | ||||
Mean (SD) LVEDD (mm) | 64 (9) | 62 (5) | 65 (7) | 69 (13) | NS | ||||
Mean (SD) duration of preoperative antibiotic treatment (days) | 31 (19)1-150 | 19 (20) | 41 (17) | 35 (10) | 0.06 |
Values are n (%) unless otherwise stated.
↵1-150 p value group 1a v group 2a.
AV, atrioventricular; LVEDD, left ventricular end diastolic diameter; NYHA, New York Heart Association.