The correlation between lipoprotein(a) and major adverse cardiovascular events in patients with acute myocardial infarction combined with heart failure with preserved ejection fraction.

In contrast, although Lp(a) showed an upward trend in relation to unplanned repeat revascularization, the association did not reach statistical significance. 3.3 Subgroup analysis In the subgroup analysis presented in Table 4 , elevated Lp(a) levels were significantly associated with an increased risk of MACE across a wide range of subgroups.

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