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Table 2 Pre and post VAD implantation left ventricular diameters

From: Comparison of left ventricular geometry after HeartMate II and HeartWare left ventricular assist device implantation

 

Pre operative

1 Month

3 Months

6 Months

HM II LVEDD mm

72.8 +/− 9.3

54.7 +/− 16.7

54.1 +/− 14.5

56.5 +/− 13.7

HW LVEDD mm

68.9 +/− 10.1

57.5 +/− 10.4

57.9 +/− 11.2

59.3 +/− 8.2

HM II LVEDD%

***

−25.1 +/− 21.0

−27.3 +/− 17.1

−24.7 +/− 15.4

HW LVEDD%

***

−17.3 +/− 13.0

−17.7 +/− 16.5

−14.9 +/− 12.3

HM II LVESD mm

66.0 +/− 9.3

47.0 +/− 15.8

44.5 +/− 16.2

45.9 +/− 15.3

HW LVESD mm

59.8 +/− 10.7

51.1 +/− 12.5

50.1 +/− 11.7

50.6 +/− 8.5

HM II LVESD%

***

−28.4 +/− 21.9

−34.2 +/− 20.0

−32.9 +/− 18.9

HW LVESD%

***

−17.0 +/− 17.1

−19.5 +/− 19.7

−18.3 +/− 15.2

  1. HM II: HeartMate II; HW: HeartWare; LVEDD: Left Ventricular End Diastolic Diameter; LVESD: Left Ventricular End Systolic Diameter; LVEDD %: Left Ventricular End Diastolic Diameter change compared to each patient’s pre-operative value; LVESD %: Left Ventricular End Systolic Diameter change compared to each patient’s pre-operative value.