Glycemic control and outcome after carotid intervention in patients with T2D: A Swedish nationwide cohort study

Alexander Zabala, Anders Gottsäter, Marcus Lind, Björn Eliasson, Rebecka Bertilsson, Jan Ekelund, Magnus Jonsson, Thomas Nyström

Research output: Contribution to journalArticlepeer-review

Abstract

AIMS: To investigate the association between glycemic control and outcome in people with type 2 diabetes (T2D) after carotid intervention due to carotid stenosis.

METHODS: Observational nationwide population-based cohort study using inverse probability treatment weighting (IPTW) and Cox regressions with covariates, that is, 4 stepwise models, investigating the relationship between terciles of glycated hemoglobin (HbA1c) levels and stroke or death.

RESULTS: 1115 subjects with T2D undergoing carotid intervention were included during Jan 1st 2009 to Dec 31st 2015. Divided into terciles, with a mean HbA1c level of 44 (tercile 1), 53 (tercile 2), and 72 (tercile 3) mmol/mol. By using IPTW and Cox regression, each model was stepwise introduced for the investigating of relative risks, that is, hazard ratios (HRs) with associated 95% confidence intervals (CI). There was a significant increased risk for stroke or death, in every model observed for tercile 3, compared to tercile 1: HR for model 4: 1.35 (95% CI 1.02-1.78). No difference for stroke or death within 30 days was observed between the groups.

CONCLUSION: Poor glycemic control in people with T2D after carotid intervention is associated with an increased long-term risk for stroke or death.

Original languageEnglish
JournalDiabetes & Vascular Disease Research
Volume20
Issue number3
DOIs
Publication statusPublished - 2023

Subject classification (UKÄ)

  • Endocrinology and Diabetes
  • Cardiology and Cardiovascular Disease

Free keywords

  • Humans
  • Cohort Studies
  • Endarterectomy, Carotid/adverse effects
  • Diabetes Mellitus, Type 2/complications
  • Glycated Hemoglobin
  • Glycemic Control/adverse effects
  • Sweden/epidemiology
  • Treatment Outcome
  • Carotid Stenosis/diagnostic imaging
  • Stroke/diagnosis
  • Risk Factors

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