Table 2.
baseline mean ± SD | 10 min mean ± SD | 20 min mean ± SD | % change baseline-10 min median | % change baseline-20 min median | ||
---|---|---|---|---|---|---|
pCO2 arterial | Shunt PA -LΑ | 32.98 ± 7.61 | 33.23 ± 6.06 | 34.25 ± 6.84 | 0.0 | 5.1 |
Shunt RA -LΑ | 32.98 ± 7.61 | 31.28 ± 7.07 | 32.65 ± 6.20 | -1,39 | 0.30 | |
p-value | NS | NS | NS | NS | NS | |
pO2 arterial | Shunt PA -LΑ | 377.02 ± 82.72 | 352.31 ± 76.01 | 335.65 ± 55.35* | -5.18 | -8.78 |
Shunt RA -LΑ | 377.02 ± 82.72 | 362.27 ± 90.92 | 362.86 ± 90.10 | 0.0 | 0.0 | |
p-value | NS | NS | NS | NS | NS | |
O2Sat arterial | Shunt PA -LΑ | 99.45 ± 0.94 | 99.24 ± 0.95 | 99.32 ± 0.88 | -0.10 | 0.0 |
Shunt RA -LΑ | 99.45 ± 0.94 | 99.43 ± 0.90 | 99.59 ± 0.58 | 0.0 | 0.0 | |
p-value | NS | NS | NS | NS | NS | |
pH pulmonary artery (distal) | Shunt PA -LΑ | 7.50 ± 0.09 | 7.44 ± 0.07 | 7.44 ± 0.08 | -0.27 | -0.66 |
Shunt RA -LΑ | 7.50 ± 0.09 | 7.44 ± 0.06 | 7.42 ± 0.07 | -0.27 | -0.94 | |
p-value | NS | NS | NS | NS | NS | |
pCO2 pulmonary artery (distal) | Shunt PA -LΑ | 36.54 ± 8.25 | 43.22 ± 7.19* | 42.78 ± 8.26* | 11.11 | 11.11 |
Shunt RA -LΑ | 36.54 ± 8.25 | 40.13 ± 8.40 | 41.25 ± 7.61* | 4.06 | 10.62 | |
p-value | NS | NS | NS | NS | NS | |
pO2 pulmonary artery (distal) | Shunt PA -LΑ | 39.66 ± 6.40 | 33.40 ± 5.11** | 33.19 ± 6.22** | -9.97 | -14.65 |
Shunt RA -LΑ | 39.66 ± 6.40 | 33.48 ± 4.44** | 35.66 ± 6.31* | -15.21 | -5.47 | |
p-value | NS | NS | NS | NS | NS | |
O2Sat pulmonary artery (distal) | Shunt PA -LΑ | 76.86 ± 9.63 | 65.58 ± 9.69** | 64.98 ± 10.75** | -14.74 | -14.28 |
Shunt RA -LΑ | 76.86 ± 9.63 | 64.75 ± 8.78** | 65.83 ± 12.19* | -16.86 | -7.39 | |
p-value | NS | NS | NS | NS | NS | |
pCO2 left atrium | Shunt PA -LΑ | 36.10 ± 4.07 | 40.68 ± 4.31** | 39.54 ± 5.15* | 10.40 | 3.32 |
Shunt RA -LΑ | 36.10 ± 4.07 | 37.30 ± 4.80 | 35.84 ± 5.11 | 1.07 | -6.63 | |
p-value | NS | 0.052 | 0.058 | 0.016 | 0.023 | |
pO2 left atrium | Shunt PA -LΑ | 172.85 ± 43.10 | 99.27 ± 19.83** | 118.23 ± 24.57** | -42.05 | -25.50 |
Shunt RA -LΑ | 172.85 ± 43.10 | 114.47 ± 10.96** | 121.30 ± 17.01** | -36.57 | -29.94 | |
p-value | NS | 0.015 | NS | 0.050 | NS | |
O2Sat left atrium | Shunt PA -LΑ | 99.10 ± 0.97 | 97.01 ± 2.20* | 97.74 ± 1.88 | -2.61 | -1.00 |
Shunt RA -LΑ | 99.10 ± 0.97 | 97.46 ± 2.65 | 98.71 ± 0.89 | -0.51 | -0.31 | |
p-value | NS | NS | NS | NS | NS |
** p < 0.005 vs. baseline, * p < 0.05 vs. baseline, $ p < 0.05 vs. 20 min