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Table 2 Comparing ECG and echocardiographic findings between group C and group D

From: Global longitudinal strain detects subtle left ventricular systolic dysfunction in Duchenne muscular dystrophy patients and carriers

  Group C (female carriers) Group D (control) p value
n = 25 n = 25
Age (years) 30.28 ± 9.69 33.52 ± 6.63 0.17
Echocardiography    
IVSd (mm) 7.68 ± 1.38 9.64 ± 1.11 < 0.001
PWd (mm) 7.48 ± 1.45 9.32 ± 0.99 < 0.001
LVEDD (mm) 44.92 ± 4.09 48.44 ± 3.08 0.001
LVESD (mm) 29.48 ± 3.34 30.84 ± 2.15 0.09
LVED vol (ml) 93.64 ± 19.51 93.16 ± 18.44 0.93
LVES Vol (ml) 33.48 ± 9.95 36.76 ± 10.39 0.26
LA dimension (mm) 33.04 ± 4.32 35.64 ± 3.30 0.02
EF% Modified Simpson's (%) 63.84 ± 5.24 62.36 ± 5.30 0.32
Diastolic function E/E' 5.64 ± 1.04 5.18 ± 1.08 0.13
GLS − 16.64 ± 3.55 − 21.12 ± 1.36 < 0.001
ECG    
HR (bpm) 81.16 ± 10.73 81.28 ± 7.65 0.96
PR interval (msec) 154.8 ± 18.11 146 ± 15.94 0.05
QRS duration (msec) 88.96 ± 7.10 89.52 ± 5.99 0.764
  1. bpm bear per minute, ECG electrocardiography, EF ejection fraction, GLS global longitudinal strain, HR heart rate, IVSd interventricular septum diameter, mm millimeter, LA left atrium, LVEDD left ventricular end-diastolic diameter, LVEDV left ventricular end-diastolic volume, LVESD left ventricular end-systolic diameter, LVESV left ventricular end-systolic volume, msec millisecond, PWd posterior wall diameter