Obesity

Association of novel metabolic status with asymptomatic intracranial arterial stenosis: A cross-sectional study

Int J Obes (Lond)Published Cross-sectional study

Main finding · aICASResult — go to the resultOdds ratio 2.02 95% CI 1.11–3.68

Authors' conclusion

MU defined by the new criterion was significantly associated with aICAS, especially with moderate-to-severe aICAS. This novel criterion effectively identifies individuals with a high prevalence of aICAS among populations with obesity, which could be crucial for stroke prevention.

Study context

Population
Adults aged ≥40 years without history of clinical stroke or TIA, rural China, RICAS cohortRICAS cohort
Participants
2,005 adults
Exposure
Metabolically unhealthy (MU) vs metabolically healthy (MH) status, defined by a new criterion
  • MUn = 1,597
Outcome
aICAS

Main finding

As reported in the abstract

Odds ratio

2.02

95% CI 1.11–3.68

P = 0.021

MUvs MH
OR 2.02 (95% CI 1.11–3.68); P = 0.021

Observational data: associations, not effects.

Further findings

OutcomeOR (95% CI)P value
Moderate-to-severe aICAS2.43 (1.04–5.72)P = 0.042

Asymptomatic intracranial arterial stenosis (aICAS) by metabolic status and obesity

OR (95% CI)P value
MUNMetabolically unhealthy normal-weight2.11 (1.10–4.03)P = 0.025
MUOMetabolically unhealthy obesity3.30 (1.64–6.64)P = 0.001

aICAS prevalence by number of metabolic disorders

Prevalence of aICAS increased with the number of metabolic disorders
P for linear trend < 0.001

aICAS by metabolic status and obesity

Metabolically healthy obesity (MHO) not significantly correlated with aICAS

aICAS by sex (subgroup)

MU–aICAS association confirmed only in men
P for interaction = 0.042

Original publication

Association of novel metabolic status with asymptomatic intracranial arterial stenosis: A cross-sectional study. Int J Obes (Lond). Published 25 January 2025. doi:10.1038/s41366-025-01723-7

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