Skip to main content

Table 2 Left and right ventricular parameters in isolated LBBB versus controls

From: Effect of isolated left bundle-branch block on biventricular volumes and ejection fraction: a cardiovascular magnetic resonance assessment

 

LBBB

(N = 18)

Controls

(N = 18)

P Value

LVEDV (ml)

145 ± 34

127 ± 28

0.01

LVEDVi (ml/m2)

76 ± 14

67 ± 10

0.014

LVEDD (mm)

53 ± 7

50 ± 5

0.07

LVESV (ml)

65 ± 20

42 ± 14

< 0.001

LVESVi (ml/m2)

34 ± 9

22 ± 6

< 0.001

LVSV (ml)

81 ± 18

86 ± 16

0.27

LVEF (%)

56 ± 7

68 ± 6

< 0.001

LV C.O. (L/min)

5.4 ± 1.4

5.3 ± 1.7

0.81

LV mass (g)

100 ± 25

105 ± 30

0.60

MCF

0.87 ± 0.20

0.89 ± 0.13

0.74

RVEDV (ml)

122 ± 38

130 ± 40

0.25

RVESV (ml)

46 ± 22

50 ± 21

0.35

RVSV (ml)

76 ± 21

80 ± 21

0.44

RVEF (%)

64 ± 9

63 ± 6

0.59

LAV (ml)

63 ± 20

75 ± 27

0.11

LAVi (ml/m2)

33 ± 8

39 ± 12

0.11

RAV (ml)

58 ± 30

56 ± 18

0.86

RAVi (ml/m2)

30 ± 8

29 ± 8

0.85

  1. LVEDV left ventricular end-diastolic volume, LVEDVi left ventricular end-diastolic volume index, LVESV left ventricular end-systolic volume, LVESVi left ventricular end-systolic volume index, LVSV left ventricular systolic volume, LVEF left ventricular ejection fraction, LV CO left ventricular cardiac output, LVM left ventricular mass, RVEDV right ventricular end-diastolic volume, RVESV right ventricular end-systolic volume, RVSV right ventricular systolic volume, RVEF right ventricular ejection fraction, LAV left atrial volume, LAVi left atrial volume index, MCF myocardial contraction fraction, RAV right atrial volume, RAVi right atrial volume index, LVEDD left ventricular end-diastolic dimension