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Table 3 HR (95% CI) for risk of myocardial infarction according to number of visits with a high TyG index

From: Triglyceride–glucose index is associated with the risk of myocardial infarction: an 11-year prospective study in the Kailuan cohort

Variables

Number of visits with a high TyG index*

0

1

2

3

P for trend

Case, n (%)

173 (0.70)

139 (1.40)

126 (1.40)

164 (1.68)

 

Incidence rate, per 1000 person-y

0.65 (0.56–0.75)

1.07 (0.91–1.27)

1.29 (1.09–1.54)

1.55 (1.33–1.81)

 

Model 1

Reference

1.69 (1.36–2.12)

2.10 (1.67–2.64)

2.52 (2.03–3.12)

 < 0.0001

Model 2

Reference

1.61 (1.28–2.01)

1.90 (1.50–2.40)

2.21 (1.77–2.76)

 < 0.0001

Model 3

Reference

1.54 (1.23–1.93)

1.78 (1.41–2.26)

2.04 (1.63–2.56)

 < 0.0001

Sensitivity analysis

Reference

1.48 (1.16–1.91)

1.78 (1.37–2.31)

2.16 (1.69–2.78)

 < 0.0001

  1. CI confidence interval, HR hazard ratio, TyG triglyceride glucose
  2. *High TyG index was defined as TyG index ≥ 8.83
  3. Model 1, adjusted for age and sex at baseline
  4. Model 2, adjusted for variables in model 1 plus level of education, income, smoking, alcohol abuse, physical activity, and BMI at baseline
  5. Model 3, adjusted for variables in model 2 plus SBP, DBP, a history of hypertension, diabetes mellitus, and dyslipidemia, antidiabetic drugs, lipid-lowering drugs, antihypertensive drugs, HDL-C, LDL-C, and hs-CRP at baseline
  6. Sensitivity analysis was adjusted for variables in model 3 and further excluded all deaths during the follow-up visits