Left-to-Right Shunt with Congenital Heart Disease: Single Center Experience
Table 3
Hemodynamic findings at cardiac catheterization by groups.
Variable
Group I
Group II
Group III
P value
RAP (mmHg)
5 (2–12)
5 (3–17)
5 (1–13)
0.329
LAP (mmHg)
10 (7–15)a
9 (5–17)b
7 (1–17)a,b
0.005
PAPmean (mmHg)
43 (27–96)a
33 (25–57)b
16 (9–26)a,b
<0.001
PAPsystolic (mmHg)
66 (40–126)a
52 (30–78)b
25 (14–63)a,b
<0.001
PAPdiastolic (mmHg)
23 (4–76)a
17 (7–37)b
9 (1–19)a,b
<0.001
Aortmean pressure (mmHg)
0.058
Aortsystolic (mmHg)
0.078
Aortdiastolic (mmHg)
0.082
Qp (L/min/m²)
7.5 (1.9–22.1)
8.2 (3.0–29.0)
6.4 (2.4–19.9)
0.124
Qs (L/min/m²)
3.2 (0.9–5.1)a
3.5 (0.8–7.4)b
3.9 (2.0–7.4)a,b
0.007
Qp/Qs
2.4 (1.1–9.2)a
2.6 (1.3–5.7)b
1.6 (0.6–6.5)a,b
<0.001
RpI (WU/m²)
11.0 (3.2–20.0)a,c
2.6 (1.0–6.6)b,c
1.1 (0.4–3.0)a,b
<0.001
Rs (WU/m²)
19.7 (12.0–27.0)
15.5 (12.0–28.2)
20.0 (11.0–27.7)
0.731
RpI/RsI
2.2 (0.2–8.3)a
2.3 (0.05–9.0)b
1.2 (0.01–3.8)a,b
<0.001
Statistically significant differences between agroups I and III (); bII and III (); cI and II (). LAP: left atrium pressure, PAP: pulmonary arterial pressure, Qp: pulmonary arterial flow, RAP: right atrium pressure, RpI: pulmonary resistance index, RsI: systemic resistance index, Qs: systemic blood flow.