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Table 1 Patient characteristics

From: Synthetic hematocrit derived from the longitudinal relaxation of blood can lead to clinically significant errors in measurement of extracellular volume fraction in pediatric and young adult patients

 

n or mean ± SD

Portion or Range

Age (years)

16.4 ± 6.4

(7.4, 47.7)

Gender

 Male

145

(89%)

 Female

18

(11%)

BSA (m2)

1.61 ± 0.39

(0.77, 2.62)

Heart Rate (bpm)

93 ± 21

(45, 150)

LVEF (%)

59 ± 9

(24, 84)

LV EDVI (ml/m2)

70.6 ± 26.9

(29.4208.6)

LV ESVI (ml/m2)

29.6 ± 18.4

(7.9, 153.7)

Same Day Hct

 Yes

146

(90%)

 No

17

(10%)

Primary Diagnosis

Congenital

 Arch abnormalities

5

(3%)

 Aortic valve anomalies

7

(4%)

 ASD

1

(0.6%)

 AVSD

2

(1.2%)

 Mitral valve anomalies

1

(0.6%)

 Pulmonary valve anomalies

5

(3%)

 ToF

4

(2.5%)

 Tricuspid anomalies

1

(0.6%)

 VSD

2

(1.2%)

 DILV

1

(0.6%)

 DORV

1

(0.6%)

 CCTGA

1

(0.6%)

 D-TGA

1

(0.6%)

 Other

2

(1.2%)

 Total

24

(15%)

Secondary/Acquired

 Arrhythmia

2

(1.2%)

 Cardiomyopathy

11

(7%)

 Chemotherapy

6

(4%)

 Kawasaki Disease

1

(0.6%)

 Muscular Dystrophy

86

(53%)

 Myocarditis

9

(5%)

 Other acquired

4

(3%)

 Total

119

(73%)

Normal/Control

18

(11%)

  1. BSA = Body surface area; LVEF = left ventricular ejection fraction; LV EDVI = left ventricular end-diastolic volume indexed; LV EDSI = left ventricular end-systolic volume indexed; ASD = atrial septal defect; AVSD = atrioventricular septal defect; ToF = tetralogy of Fallot; VSD = ventricular septal defect; DILV = double inlet left ventricle; DORV = double outlet right ventricle; CCTGA = congenitally corrected transposition of the great arteries; D-TGA = D-transposition of the great arteries
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Journal of Cardiovascular Magnetic Resonance

ISSN: 1532-429X

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