死亡原因最常见是低心排出量，其次为呼吸衰竭。

The most common cause of death was low cardiac output, and then was breath failure.

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结果术后早期并发症包括：低心排血量综合征7例，呼吸衰竭3例，心律失常6例。

Results Postoperative complications included low cardiac output syndromes in 7 patients, respiratory failure in 3 and arrhythmia in 6 patients.

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死亡原因分别为：低心排出量综合征1例，肺高压危象2例，呼吸衰竭2例。

The reasons for death included low cardiac output syndrome (1 case), pulmonary hypertension crisis (2 cases) and respiratory failure (2 cases).

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