Table 1 Preoperative patients’ data (continuous variables are presented as mean, standard deviation and range and categorical data as number and percent) (RVOT right ventricular outflow tract)
From: Primary versus staged repair of Fallot with borderline pulmonary artery anatomy
Group A (n = 120) | Group B (n = 100) | p value | |
|---|---|---|---|
Age (months) | |||
Range | 3.5–9 | 8–14 | |
Mean ± SD | 7 ± 3.1 | 11 ± 2.6 | < 0.001 |
Weight (kg) | |||
Range | 4–8.5 | 8.3–14 | |
Mean ± SD | 6.8 ± 2.2 | 9 ± 3.1 | < 0.001 |
Male | 66 (55%) | 60 (60%) | 0.455 |
McGoon ratio | 1.5 ± 0.08 | 1.61 ± 0.07 | |
Mean ± SD | < 0.001 | ||
O2 saturation (%) | |||
Range | 60–92 | 76–88 | < 0.001 |
Mean ± SD | 74 ± 12 | 82 ± 4.3 | |
Pressure gradient across RVOT (mmHg) | |||
Range | 67–90 | 71–105 | 0.008 |
Mean ± SD | 81.6 ± 6.3 | 84.5 ± 9.3 | |