Lipids & metabolic liver disease

Triglyceride-glucose index, symptomatic intracranial artery stenosis and recurrence risk in minor stroke patients with hypertension

Cardiovasc DiabetolPublished Prospective cohort study

Main finding · Stroke recurrenceResult — go to the resultHazard ratio 2.02 95% CI 1.07–3.84

Authors' conclusion

TyG is a significant risk factor for sICAS in hypertensive patients, and there is a synergistic effect of sICAS and higher TyG on ischemic stroke recurrence.

Study context

Population
Patients with acute minor ischaemic stroke and preadmission diagnosis of hypertension, September 2019 to November 2021; mean age 61.6 ± 11.6 years, 70.1% male, 26.4% with symptomatic intracranial atherosclerosis (sICAS)
Participants
1,281 patients
Exposure
Triglyceride-glucose (TyG) quartiles; high vs low TyG combined with sICAS
Outcome
Ischaemic stroke recurrence
Follow-up
90-day follow-up
Methodological detailsmulticentre
  • Multicentre

Main finding

Stroke recurrence · 90 days

Hazard ratio

2.02

95% CI 1.07–3.84

P = 0.025

Q4 TyGvs Q1 TyG
HR 2.02 (95% CI 1.07–3.84); P = 0.025

As reported in the abstract

Patients with stroke recurrence during follow-up
117

Observational data: associations, not effects.

Further findings

OutcomeEstimateP value
sICASQ4 TyGvs Q1 TyGAdjusted for confoundersOR 1.59 (95% CI 1.04–2.43)P = 0.033
Stroke recurrence by TyG (threshold 8.4) and sICASHigh TyG with sICASvs Low TyG without sICASHR 2.54 (95% CI 1.39–4.65)
OutcomeP value
Stroke recurrence by TyG (threshold 8.4) and sICASTyG × sICAS · interaction effect on stroke recurrenceP = 0.043
sICAS — Linear relationship between TyG and sICAS on restricted cubic spline (RCS); TyG threshold
8.4

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

Original publication

Triglyceride-glucose index, symptomatic intracranial artery stenosis and recurrence risk in minor stroke patients with hypertension. Cardiovasc Diabetol. Published 19 April 2023. doi:10.1186/s12933-023-01823-6

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