Table 2 Echocardiographic assessment and surgical information according to the patient group.

From: Elderly versus non-elderly patients undergoing surgery for left-sided native valve infective endocarditis: A 10-year institutional experience

ParametersOverallElderly
(≥65 years)
Non-elderly
(<65 years)
P-value
n = 179n = 38n = 141
Echocardiographic assessment
Maximal vegetation diameter (mm)13.0 (8.0–18.0)11.0 (8.5–16.5)13.8 (8.0–18.0)0.249
Multiple vegetation (n, %)48, 26.87, 18.441, 29.10.188
Severe aortic regurgitation (n, %)66, 36.911, 28.955, 39.00.254
Severe mitral regurgitation (n, %)73, 40.819, 50.054, 38.30.193
Severe aortic + mitral regurgitation (n, %)22, 12.35, 13.217, 12.10.854
Periannular abscess (n, %)12, 6.71, 2.611, 7.80.258
Surgical information
Emergency surgery (n, %)42, 23.59, 23.733, 23.40.971
Aortic valve repair (n, %)5, 2.81, 2.64, 2.80.946
Aortic valve replacement (n, %)84, 46.919, 50.065, 46.10.699
Tissue valve (n, %)65, 36.319, 50.046, 32.60.048
Mechanical valve (n, %)19, 10.60, 019, 13.50.017
Mitral valve repair (n, %)75, 41.915, 39.560, 42.60.733
Mitral valve replacement (n, %)63, 35.214, 36.849, 34.80.811
Tissue valve (n, %)49, 27.414, 36.835, 24.80.140
Mechanical valve (n, %)14, 7.80, 014, 9.90.043
Tricuspid annuloplasty (n, %)19, 10.64, 10.515, 10.60.984
Tricuspid valve replacement (n, %)1, 0.61, 2.61, 00.053
CABG (n, %)4, 2.23, 7.91, 0.70.008
Maze procedure (n, %)4, 2.23, 7.91, 0.70.008
Cardiopulmonary bypass time (min)147.0 (118.0–182.0)156.5 (120.3–203.5)146.0 (115.5–176.5)0.335
Aortic clamping time (min)107.0 (81.0–132.0)105.5 (75.5–125.0)107.0 (81.5–132.0)0.489
HTK cardioplegic solution (n, %)38, 21.28, 21.130, 21.30.976
ECMO support (n, %)21, 11.75, 13.216, 11.30.758
IABP support (n, %)9, 5.03, 7.96, 4.30.362
  1. CABG, coronary artery bypass graft; ECMO, extracorporeal membrane oxygenation; HTK, histidine-tryptophan-ketoglutarate; IABP, intra-aortic balloon pump.