Diabetes complications

Association of baseline and trajectory of triglyceride-glucose index with the incidence of cardiovascular autonomic neuropathy in type 2 diabetes mellitus

Cardiovasc DiabetolPublished Secondary analysis of the Action to Control Cardiovascular Risk in Diabetes (ACCORD) randomised trial

Primary result · Incidence of CAN by baseline TyG indexResult — go to the resultOdds ratio 1.29 95% CI 1.03–1.62

Authors' conclusion

Increased baseline levels and long-term trajectory of TyG index are associated with an increased incidence of CAN. Intensive glycemic therapy might influence the association between the trajectory of TyG index and the chance of developing CAN.

Study context

Population
Individuals with T2D in the ACCORD trial
Comparison
Triglyceride-glucose (TyG) index quartiles and TyG trajectory classes
  • Class 1n = 431reference
  • Class 2n = 798
  • Class 3n = 293
Primary endpoint
Incidence of CAN
Methodological detailsmultivariate logistic regression, restricted cubic splines, trajectory analysis, Cox proportional hazards regression
  • Multivariate logistic regression
  • Restricted cubic splines
  • Trajectory analysis
  • Cox proportional hazards regression

Primary result

Incidence of CAN by baseline TyG index

Odds ratio

1.29

95% CI 1.03–1.62

P = 0.027

Q4vs Q1
OR 1.29 (95% CI 1.03–1.62); P = 0.027

As reported in the abstract

Further findings

CAN risk by TyG trajectory · 7-year follow-up — Class 1 vs Class 3 · Kaplan-Meier, differences across trajectories

P < 0.001

TyG index for predicting cardiovascular autonomic neuropathy (CAN)

AUC
0.636 (95% CI 0.620-0.651; P < 0.001)
Cut-off value
0.208

CAN risk by TyG trajectory · 7-year follow-up

Class 3 had greater incidence of CAN vs class 1 after full covariate adjustment (Cox)
Subgroup analysis: no significant effect modification

Intensive vs standard glycemia: trajectory and CAN risk

In intensive glycemia group, class 2 had reduced and class 3 increased CAN risk vs standard glycemia group

Original publication

Association of baseline and trajectory of triglyceride-glucose index with the incidence of cardiovascular autonomic neuropathy in type 2 diabetes mellitus. Cardiovasc Diabetol. Published 7 February 2025. doi:10.1186/s12933-025-02622-x

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