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Table 1 Demographic Characteristics and LV Volumetrics

From: Cardiovascular magnetic resonance based diagnosis of left ventricular non-compaction cardiomyopathy: impact of cine bSSFP strain analysis

 

All patients and volunteers

Subgroup A

Subgroup B

Subgroup C

Subgroup D

A vs. B

A vs. C

A vs. D

C vs. D

All LVNC phenotype patients

All healthy subjects

p-values

LVNC phenotype patients (normal LV volumetrics)

Healthy subjects (normal LV volumetrics)

Healthy subjects (normal LV volumetrics, not meeting any LVNC criteria)

Healthy subjects (normal LV volumetrics, meeting one or more LVNC criteria)

p-values

p-values

p-values

p-values

(n = 59)

(n = 36)

 

(n = 25)

(n = 34)

(n = 16)

(n = 18)

    

Malea

30 (51%)

16 (44%)

0.673

9 (36%)

15 (44%)

4 (25%)

11 (61%)

0.598

0.513

0.130

0.045

Age (years)b

40.3 (28.4, 50.5)

39.0 (30.2, 46.6)

0.866

33.2 (22.7, 42.5)

39.0 (30.4, 47)

44.7 (38.0, 57.9)

34.3 (30.0, 40.8)

0.089

0.017

0.588

0.012

BSA (m2)c

1.87 (1.64, 2.08)

1.82 (1.63, 2.02)

0.863

1.69 (1.55, 1.87)

1.82 (1.63, 1.99)

1.72 (1.63, 1.89)

1.94 (1.71, 2.05)

0.118

0.527

0.045

0.198

Heart Rate (bpm)b

65 (56, 74)

62 (59, 706)

0.466

66 (57, 72)

63 (59, 71)

64 (60, 70)

62 (56, 71)

0.545

0.820

0.445

0.469

EDV (ml)b

173 (143, 203)

152 (122, 180)

0.054

143 (127, 155)

145 (122, 176)

137 (120, 155)

171 (122, 197)

0.439

0.669

0.102

0.079

EDVI (ml/m2)b

93.0 (80.7, 102.9)

84.2 (72.5, 95.6)

0.036

83.0 (74.8, 91.7)

83.8 (71.4, 92.6)

78.4 (69.3, 85.5)

88.3 (81.1, 102.1)

0.902

0.181

0.153

0.032

ESV (ml)b

79 (58, 103)

54 (45, 69)

< 0.001

58 (53, 70)

53 (44, 68)

50 (40, 56)

68 (48, 74)

0.390

0.019

0.431

0.027

ESVI (ml/m2)b

42.4 (33.6, 53.1)

30.2 (25.7, 37.8)

< 0.001

34.1 (31.1, 39.2)

30.1 (25.6, 36.0)

29.8 (22.8, 30.6)

33.9 (25.8, 39.6)

0.051

0.002

0.787

0.019

SV (ml)b

86 (76, 107)

95 (77, 118)

0.121

80 (74, 91)

93 (77, 116)

87 (795, 99)

103 (76, 122)

0.051

0.219

0.046

0.178

SVI(ml/m2)c

49.2 (41.3, 52.7)

54.1 (46.8, 59.0)

0.796

49.5 (43.9, 52.6)

53.3 (46.7, 58.3)

50.1 (46.6, 55.2)

56.5 (47.0, 59.9)

0.033

0.205

0.008

0.125

EF (%)b

54 (49, 59)

63 (60, 66)

< 0.001

59 (57, 60)

63 (60, 66)

65 (63, 68)

61 (59, 64)

< 0.001

< 0.001

0.004

0.023

CO (l/min)b

5.66 (4.74, 6.96)

5.85 (4.90, 7.10)

0.485

5.13 (4.53, 6.13)

5.85 (4.91, 7.07)

5.60 (4.96, 6.75)

6.30 (4.89, 7.78)

0.163

0.364

0.161

0.512

LVM (g)b

105 (82, 136)

98 (84, 128)

0.747

82 (67, 99)

98 (83, 128)

93 (81, 102)

108 (84, 142)

0.018

0.181

0.011

0.121

LVMI (g/m2)b

54.9 (48.9, 66.2)

55.4 (50.1, 65.5)

0.777

49.5 (43.7, 54.2)

55.0 (50.0, 64.7)

52.0 (48.9, 56.8)

55.8 (50.1, 69.7)

0.012

0.157

0.007

0.113

  1. Data presented as n (%) or median (IQR)
  2. LV left ventricle, LVNC left ventricular non-compaction cardiomyopathy, BSA body surface area, bpm beats per minute, EDV end-diastolic volume, EDVI end-diastolic volume indexed to BSA, ESV end-systolic volume, ESVI end-systolic volume indexed to BSA, SV stroke volume, SVi stroke volume indexed to BSA, EF ejection fraction, CO cardiac output, LVM left ventricular mass, LVMI LVM indexed to BSA
  3. aFisher’s exact test
  4. bWilcoxon rank sum test
  5. cIndependent samples t-test