Table 3

Characteristics of patients at follow up after tetralogy of Fallot repair

VariablesRestriction
(n = 10)
Non-restriction
(n = 22)
p value
Age at operation (years)1.1 (0.5–41.1)1.1 (0.5–9.9)NS
Follow up (years)2.0 (1.0)1.7 (1.1)NS
Echocardiography
PA (m/s)1.6 (0.32)1.6 (0.5)NS
PR duration (ms)219.8 (52.0)254.6 (40.6)NS
PR duration/√RR8.6 (2.0)10.6 (1.7)0.07
TVE deceleration (ms)110.9 (39.0)119.6 (25.6)0.2
TVE deceleration/√RR 4.2 (1.6)4.9 (1.7)< 0.05
E velocity (m/s)0.7 (0.16)0.8 (0.2)NS
A velocity (m/s)0.5 (0.2)0.6 (0.16)NS
Heart rate91 (14.6)102 (16.9)0.1
QRS116.2 (15.2)117.4 (12.9)NS
  • TV, tricuspid valve; PA, pulmonary artery; PR, pulmonary regurgitation.