Table 3: Open in new tab Comparison of...

MRI data
i LV EDV (ml/m²)	27	30.00 (23.88–36.53)	51.96 (41.13–64.73)	<0.001
i LV ESV (ml/m²)	27	11.94 (8.17–16.01)	20.81 (15.29–28.22)	<0.001
i LV SV (ml/m²)	27	16.91 (13.52–20.51)	27.58 (24.66–37.19)	<0.001
LV EF (%)	27	57.90 (54.20–64.00)	60.90 (53.60–62.65)	0.40
i LV mass (g/m²)	25	24.38 (19.43–34.73)	35.28 (27.97–42.46)	<0.001
LV mass/volume ratio	24	0.85 (0.69–1.16)	0.70 (0.58–0.76)	<0.001
i RV EDV (ml/m²)	27	106.67 (82.70–119.83)	86.96 (76.30–121.75)	0.74
i RV ESV (ml/m²)	27	43.75 (32.43–54.89)	46.18 (39.08–68.14)	0.12
i RV SV (ml/m²)	27	55.00 (43.03–65.99)	42.04 (37.60–51.99)	0.068
RV EF (%)	27	50.70 (48.95–58.95)	48.90 (44.75–52.40)	<0.001
i RV mass (g/m²)	25	38.80 (29.52–41.89)	32.03 (26.61–45.76)	0.41
RV mass/volume ratio	25	0.36 (0.31–0.38)	0.35 (0.27–0.42)	0.90
Mitral:tricuspid inflow ratio	14	0.33 (0.26–0.41)	0.82 (0.63–1.27)	0.002
LVEDV:RVEDV ratio	27	0.30 (0.25–0.40)	0.57 (0.36–0.71)	<0.001

MRI data

Variable

Pre-Super Glenn median (IQR)

Post-Super Glenn median (IQR)

P-value

i LV EDV (ml/m²)

30.00 (23.88–36.53)

51.96 (41.13–64.73)

<0.001

i LV ESV (ml/m²)

11.94 (8.17–16.01)

20.81 (15.29–28.22)

<0.001

i LV SV (ml/m²)

16.91 (13.52–20.51)

27.58 (24.66–37.19)

<0.001

LV EF (%)

57.90 (54.20–64.00)

60.90 (53.60–62.65)

0.40

i LV mass (g/m²)

24.38 (19.43–34.73)

35.28 (27.97–42.46)

<0.001

LV mass/volume ratio

0.85 (0.69–1.16)

0.70 (0.58–0.76)

<0.001

i RV EDV (ml/m²)

106.67 (82.70–119.83)

86.96 (76.30–121.75)

0.74

i RV ESV (ml/m²)

43.75 (32.43–54.89)

46.18 (39.08–68.14)

0.12

i RV SV (ml/m²)

55.00 (43.03–65.99)

42.04 (37.60–51.99)

0.068

RV EF (%)

50.70 (48.95–58.95)

48.90 (44.75–52.40)

<0.001

i RV mass (g/m²)

38.80 (29.52–41.89)

32.03 (26.61–45.76)

0.41

RV mass/volume ratio

0.36 (0.31–0.38)

0.35 (0.27–0.42)

0.90

Mitral:tricuspid inflow ratio

0.33 (0.26–0.41)

0.82 (0.63–1.27)

0.002

LVEDV:RVEDV ratio

0.30 (0.25–0.40)

0.57 (0.36–0.71)

<0.001

MRI data
i LV EDV (ml/m²)	27	30.00 (23.88–36.53)	51.96 (41.13–64.73)	<0.001
i LV ESV (ml/m²)	27	11.94 (8.17–16.01)	20.81 (15.29–28.22)	<0.001
i LV SV (ml/m²)	27	16.91 (13.52–20.51)	27.58 (24.66–37.19)	<0.001
LV EF (%)	27	57.90 (54.20–64.00)	60.90 (53.60–62.65)	0.40
i LV mass (g/m²)	25	24.38 (19.43–34.73)	35.28 (27.97–42.46)	<0.001
LV mass/volume ratio	24	0.85 (0.69–1.16)	0.70 (0.58–0.76)	<0.001
i RV EDV (ml/m²)	27	106.67 (82.70–119.83)	86.96 (76.30–121.75)	0.74
i RV ESV (ml/m²)	27	43.75 (32.43–54.89)	46.18 (39.08–68.14)	0.12
i RV SV (ml/m²)	27	55.00 (43.03–65.99)	42.04 (37.60–51.99)	0.068
RV EF (%)	27	50.70 (48.95–58.95)	48.90 (44.75–52.40)	<0.001
i RV mass (g/m²)	25	38.80 (29.52–41.89)	32.03 (26.61–45.76)	0.41
RV mass/volume ratio	25	0.36 (0.31–0.38)	0.35 (0.27–0.42)	0.90
Mitral:tricuspid inflow ratio	14	0.33 (0.26–0.41)	0.82 (0.63–1.27)	0.002
LVEDV:RVEDV ratio	27	0.30 (0.25–0.40)	0.57 (0.36–0.71)	<0.001

Table 3:

Open in new tab

Comparison of change in left and right heart structures before and after Super Glenn based on cardiac magnetic resonance imaging

MRI data
Variable	N	Pre-Super Glenn median (IQR)	Post-Super Glenn median (IQR)	P-value
i LV EDV (ml/m²)	27	30.00 (23.88–36.53)	51.96 (41.13–64.73)	<0.001
i LV ESV (ml/m²)	27	11.94 (8.17–16.01)	20.81 (15.29–28.22)	<0.001
i LV SV (ml/m²)	27	16.91 (13.52–20.51)	27.58 (24.66–37.19)	<0.001
LV EF (%)	27	57.90 (54.20–64.00)	60.90 (53.60–62.65)	0.40
i LV mass (g/m²)	25	24.38 (19.43–34.73)	35.28 (27.97–42.46)	<0.001
LV mass/volume ratio	24	0.85 (0.69–1.16)	0.70 (0.58–0.76)	<0.001
i RV EDV (ml/m²)	27	106.67 (82.70–119.83)	86.96 (76.30–121.75)	0.74
i RV ESV (ml/m²)	27	43.75 (32.43–54.89)	46.18 (39.08–68.14)	0.12
i RV SV (ml/m²)	27	55.00 (43.03–65.99)	42.04 (37.60–51.99)	0.068
RV EF (%)	27	50.70 (48.95–58.95)	48.90 (44.75–52.40)	<0.001
i RV mass (g/m²)	25	38.80 (29.52–41.89)	32.03 (26.61–45.76)	0.41
RV mass/volume ratio	25	0.36 (0.31–0.38)	0.35 (0.27–0.42)	0.90
Mitral:tricuspid inflow ratio	14	0.33 (0.26–0.41)	0.82 (0.63–1.27)	0.002
LVEDV:RVEDV ratio	27	0.30 (0.25–0.40)	0.57 (0.36–0.71)	<0.001

MRI data
Variable	N	Pre-Super Glenn median (IQR)	Post-Super Glenn median (IQR)	P-value
i LV EDV (ml/m²)	27	30.00 (23.88–36.53)	51.96 (41.13–64.73)	<0.001
i LV ESV (ml/m²)	27	11.94 (8.17–16.01)	20.81 (15.29–28.22)	<0.001
i LV SV (ml/m²)	27	16.91 (13.52–20.51)	27.58 (24.66–37.19)	<0.001
LV EF (%)	27	57.90 (54.20–64.00)	60.90 (53.60–62.65)	0.40
i LV mass (g/m²)	25	24.38 (19.43–34.73)	35.28 (27.97–42.46)	<0.001
LV mass/volume ratio	24	0.85 (0.69–1.16)	0.70 (0.58–0.76)	<0.001
i RV EDV (ml/m²)	27	106.67 (82.70–119.83)	86.96 (76.30–121.75)	0.74
i RV ESV (ml/m²)	27	43.75 (32.43–54.89)	46.18 (39.08–68.14)	0.12
i RV SV (ml/m²)	27	55.00 (43.03–65.99)	42.04 (37.60–51.99)	0.068
RV EF (%)	27	50.70 (48.95–58.95)	48.90 (44.75–52.40)	<0.001
i RV mass (g/m²)	25	38.80 (29.52–41.89)	32.03 (26.61–45.76)	0.41
RV mass/volume ratio	25	0.36 (0.31–0.38)	0.35 (0.27–0.42)	0.90
Mitral:tricuspid inflow ratio	14	0.33 (0.26–0.41)	0.82 (0.63–1.27)	0.002
LVEDV:RVEDV ratio	27	0.30 (0.25–0.40)	0.57 (0.36–0.71)	<0.001

EDV: end-diastolic volume; EDP: end-diastolic pressure; EF: ejection fraction; EFE: endocardial fibroelastosis; i: indexed to body surface area; LV: left ventricle; LVEDV: left ventricular end-diastolic volume; MRI: magnetic resonance imaging; RV: right ventricle; RVEDV: right ventricular end-diastolic volume; SV: stroke volume.

P-value in bold indicates statistically significant.

This Feature Is Available To Subscribers Only