Lipids & metabolic liver disease

The predictive value of cumulative atherogenic index of plasma (AIP) for cardiovascular outcomes: a prospective community-based cohort study

Cardiovasc DiabetolPublished Prospective community-based cohort study

Main finding · MACEResult — go to the resultHazard ratio 1.76 95% CI 1.27–2.44

Authors' conclusion

A higher cumulative AIP was significantly associated with an increased risk of MACE, stroke and MI independent of traditional cardiovascular risk factors in a community-based population, and the association of cumulative AIP and stroke was particularly pronounced in the elderly population.

Study context

Population
Community-based adults (36.1% male, mean age 59.1 years), enrolled December 2011 to April 2012, follow-up May to July 2014; AIP = log-transformed triglyceride (TG)/HDL-C ratio
Participants
3,820 adults
Exposure
Highest vs lowest quartile of cumulative AIP; per unit cumulative AIP
Outcome
MACE, stroke, MI and cardiovascular mortality
Follow-up
Median 7.5 years
Methodological detailsmultivariable Cox regression
  • Multivariable Cox regression

Main finding

MACE

Hazard ratio

1.76

95% CI 1.27–2.44

P < 0.001

Highest cumulative AIP quartile
HR 1.76 (95% CI 1.27–2.44); P < 0.001

As reported in the abstract

Major adverse cardiac events (MACE) events, total cohort
371 (9.7%)
Increment in MACE incidence per one higher unit of cumulative AIP, fully adjusted model
75%

Observational data: associations, not effects.

Further findings

Stroke · median follow-up 7.5 years

HR (95% CI)P value
Highest cumulative AIP quartile1.69 (1.17–2.45)P = 0.005

Myocardial infarction (MI) · median follow-up 7.5 years

HR (95% CI)P value
Highest cumulative AIP quartile2.82 (1.18–6.72)P = 0.019
OutcomeP value
Stroke, subgroups by ageAge <65 years vs Age ≥65 yearsP for interaction = 0.018
Stroke — Stroke events, total cohort
293 (7.7%)
MI — MI events, total cohort
68 (1.8%)
  • Stroke, subgroups by age: HR 0.89 (<65 years) vs 2.41 (≥65 years); association more pronounced in the elderly

Cardiovascular mortality · median follow-up 7.5 years

Cardiovascular deaths, total cohort
65 (1.7%)
No significant association between cumulative AIP and cardiovascular mortality

Parts of this Brief are withheld: the automatic checks could not confirm them against the abstract.

Original publication

The predictive value of cumulative atherogenic index of plasma (AIP) for cardiovascular outcomes: a prospective community-based cohort study. Cardiovasc Diabetol. Published 18 July 2024. doi:10.1186/s12933-024-02350-8

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