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. 2014 Jul 9;16(1):45. doi: 10.1186/1532-429X-16-45

Table 3.

Clinical, and CMR data in controls and in asymptomatic versus symptomatic Duchenne carriers

Variables
 Controls
 Asymptomatic
 Symptomatic
 F
 p<
  (n = 37) (n = 21) (n = 9)    
Demographic, clinical
  
  
  
  
  
  Age (months)
 418 ± 22
 441 ± 29
 501 ± 44
 1.4
 0.25
  Body surface area (m2)
 1.68 ± 0.02
 1.65 ± 0.03
 1.63 ± 0.04
 0.8
 0.44
  Heart rate (b/min)
 78 ± 1
 75 ± 1
 80 ± 2
 2.5
 0.09
CMR
  
  
  
  
  
  Left ventricle (LV)
  
  
  
  
  
   Ejection fraction (%)
 65 ± 1
 63 ± 1
 61 ± 2
 2.0
 0.14
   End-diastolic volume (ml/m2)
 106 ± 3
 112 ± 4
 109 ± 5
 0.8
 0.47
   End-systolic volume (ml/m2)
 37 ± 1
 42 ± 2
 42 ± 3
 1.9
 0.15
   Mass (g)
 108 ± 3
 97 ± 4
 93 ± 6(*)
 4.3
 0.02
  Right ventricle(RV)
  
  
  
  
  
   Ejection fraction (%)
 60 ± 1
 60 ± 1
 61 ± 2
 0.2
 0.83
   End-diastolic volume (ml/m2)
 100 ± 3
 108 ± 4
 98 ± 6
 1.4
 0.27
   End-systolic volume (ml/m2) 40 ± 2 43 ± 2 39 ± 3 0.9 0.42

DMDc = Duchenne muscular dystrophy carriers. Data are corrected by BSA and mean ± standard errors.