Low Insulin-Like Growth Factor-1 Levels Are Associated With Myocardial Mechano-Energetic Efficiency in Older Individuals

J Clin Endocrinol MetabPublished Cross-sectional study

Authors' conclusion

These findings suggest that low circulating IGF-1 levels are associated with depressed myocardial MEEi in older individuals. This highlights the potential importance of monitoring IGF-1 in clinical evaluations to assess cardiovascular health.

Study context

Population
Individuals older than 65 years with a broad spectrum of glucose tolerance, CATAMERI study
Participants
490 participants
Exposure
IGF-1 tertiles
Outcome
Myocardial mechano-energetic efficiency (MEE) per gram of left ventricular mass (MEEi) by echocardiography, in relation to plasma IGF-1

Main finding

As reported in the abstract

Association of IGF-1 with myocardial MEEi

Correlation of IGF-1 with MEEi (positive)

r = 0.200

P < .001

Observational data: associations, not effects.

Original publication

Low Insulin-Like Growth Factor-1 Levels Are Associated With Myocardial Mechano-Energetic Efficiency in Older Individuals. J Clin Endocrinol Metab. Published 7 April 2025. doi:10.1210/clinem/dgaf209

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