Table 1.
The mean arterial blood pressure (MABP), heart rate (HR), mean left atrial pressure (MLAP) and peak intra-tracheal pressure (PITP) at the commencement of recording action potentials in all the units investigated
| Group | (n) | MABP (mmHg) | HR (beats min−1) | MLAP (mmHg) | PITP (mmHg) |
|---|---|---|---|---|---|
| Intact control | (22) | 68.0 ± 2.5 | 187.7 ± 5.8 | 2.9 ± 0.6 | 4.7 ± 0.1 |
| Sham operated | (4) | 63.3 ± 10.6 | 163.5 ± 9.0 | 4.25 ± 0.4 | 4.8 ± 0.9 |
| PVC 6 weeks | (10) | 55.4 ± 5.5 * | 164.5 ± 16.5 | 5.6 ± 0.5 § | 7.7 ± 0.2 † |
| PVC 12 weeks | (20) | 68.7 ± 3.3 | 178.4 ± 7.5 | 6.2 ± 0.8 § | 6.0 ± 0.5 ‡ |
n,number of experimental runs. PVC, pulmonary venous congestion after surgery.
*
Significantly different from the values in control rabbits and those with pulmonary venous congestion for 12 weeks.
§
Significantly different from control rabbits.
†
Significantly different from all the other values in the same column.
‡
Significantly different from the values in control rabbits and those with pulmonary venous congestion for 6 weeks.