Skip to main content

Table 3 Stratified Cox regression analysis to identify variables that modify the correlation between triglyceride glucose index values and the risk of all-cause mortality

From: Influence of age on the association between the triglyceride-glucose index and all-cause mortality in patients with cardiovascular diseases

Subgroups

Middle-aged patients

Old patients

Hazard ratio (95% confidence interval)

P-value for interaction

Hazard ratio (95% confidence interval)

P-value for interaction

Sex

 

0.100

 

0.325

  Male

4.21 (1.56, 11.39),0.005

 

0.96 (0.48, 1.93), 0.914

 

  Female

1.82 (0.72, 4.58), 0.205

 

2.11 (0.95, 4.68), 0.067

 

Diabetes

 

0.459

 

0.060

  Yes

3.27 (0.41, 25.73),0.261

 

1.68 (0.13, 20.98),0.689

 

  No

2.34 (1.17, 4.69),0.016

 

1.20 (0.71, 2.03),0.496

 

Hypertension

 

0.852

 

0.457

  Yes

2.79 (0.98, 7.94), 0.055

 

1.45 (0.70, 3.03), 0.318

 

  No

2.41 (0.97, 5.98), 0.058

 

1.06 (0.54, 2.10), 0.860

 

BMI, kg/m2

 

0.887

 

0.722

  <24

1.93 (0.70, 5.34), 0.205

 

1.13 (0.63, 2.00), 0.684

 

  ≥24

3.14 (1.21, 8.20), 0.019

 

3.21 (1.04, 9.88), 0.043

 

Waist, cm

 

0.826

 

0.992

  <85

2.46 (0.82,7.43), 0.109

 

1.04 (0.51, 2.12), 0.913

 

  ≥85

2.91 (1.21, 6.99), 0.017

 

1.46 (0.70, 3.02), 0.312

 

Vigorous physical activity

0.798

 

0.596

  Yes

1.39 (0.23, 8.35),0.720

 

0.62 (1.13, 2.87),0.543

 

  No

3.45 (1.27, 9.31),0.015

 

1.27 (0.63, 2.53),0.504

 

Fasting

 

0.783

 

0.285

  Yes

4.29 (1.46, 12.64), 0.008

 

1.11 (0.56, 2.20), 0.764

 

  No

1.31 (0.25, 6.82), 0.750

 

3.01 (0.37, 24.50), 0.302

 
  1. Abbreviation: TGI Triglyceride glucose index, BMI Body mass index