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Mean pressures and minimum and maximum ranges of pulmonary systolic pressures measured at three intervals in the study group
| Systolic pressure | Mean ± SD (mmHg) | Minimum (mmHg) | Maximum (mmHg) | P-value |
|---|---|---|---|---|
| Preoperation | 44.9 ± 5.7 | 35.50 | 55.00 | |
| Early postoperation | 34.9 ± 7.1 | 22.50 | 50.00 | 0.001 |
| Follow-up study | 29.4 ± 11.5 | 16.00 | 60.00 |
