The Egyptian Heart Journal

Table 1 Demographic characteristics of patients with PVR

From: Impact of pulmonary valve replacement on left and right ventricular function using strain analysis, in children with repaired tetralogy of Fallot

Variables	Mean ± SD, percent
Age (year)	12.17 ± 2.5
Age of operation (year)	2.86 ± 1.88
Surface area (m²)	1.29 ± 0.28
Gender (male/female)	2.33 (70%male)
Symptoms
No symptom	3 (10%)
Dyspnea	23 (76%)
Dyspnea + fatigue	4 (13%)
Type of valve
Biologic	22 (73%)
Mechanical	7 (23%)

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