Research Article

Follow-Up of Robotic Mitral Valve Repair: A Single Tertiary Institution Experience in China

Table 1

Characteristics of 120 patients receiving robotic MVRep.

CharacteristicsN =120

Sex
 Male78
 Female42
Age (years), mean ± SD49.91 ± 12.12 (19-73)
Body mass index (kg/m2)24.84 ± 5.59
Functional classification (NYHA)2.52 ± 0.65
Comorbidities
 Hypertension37
 Atrial fibrillation26
 Diabetes mellitus10
History of heart surgery (n, %)3 (0.25%)
Preoperative LV end-systolic diameter (mm)35.8 ± 6.2
Preoperative LV end-diastolic diameter (mm)54.5 ± 7.5
Preoperative LV ejection fraction (%)62.8 ± 6.6
Postoperative blood transfusion (n, %)36 (30%)
Surgery duration (h)5.34 ± 1.31
Cardiopulmonary bypass time (min)152.32 ± 45.77
Aortic occlusion time (min)95.13 ± 45.64
Bleeding volume (mL)309.17 ± 87.87
Duration of ICU stay (h)24.21 ± 11.85
Postoperative drainage volume (mL)436.17 ± 65.77

Note: ICU, intensive care unit; LV, left ventricular; MVRep, mitral valve repair; NYHA, New York Heart Association; SD, standard deviation.