Organizations operating as ACOs include both long-standing integrated systems and more recently formed entities. An understanding of this diversity — and variation in performance among these organizations — may provide insight into ways to improve ACO performance.

中文翻译：

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解释责任追究下的缓慢储蓄

作为ACO运作的组织既包括长期的集成系统，也包括较新成立的实体。对这种多样性的理解以及这些组织之间绩效的差异可能会为改进ACO绩效的方法提供见解。