Type 2 & other diabetes

Associations of lipoprotein subclasses with risk of all‐cause and cardiovascular disease mortality in individuals with type 2 diabetes: A prospective cohort study

Diabetes Obes MetabPublished Prospective cohort study

Authors' conclusion

The associations between lipoprotein particles, particularly HDL particles, with all-cause and CVD mortality among patients with type 2 diabetes were significantly varied by particle sizes, highlighting the importance of particle size as a lipoprotein metric in mortality risk discrimination.

Study context

Population
Individuals with T2D from the UK Biobank
Participants
6,575 individuals
Exposure
HR per SD increment of log-transformed lipoprotein subclasses
Outcome
All-cause and CVD mortality
Follow-up
Median 11.4 years
Methodological detailsUK Biobank, quantitative nuclear magnetic resonance, multivariable-adjusted Cox regression, false discovery rate-adjusted p-values
  • UK Biobank
  • Quantitative nuclear magnetic resonance
  • Multivariable-adjusted Cox regression
  • False discovery rate-adjusted p-values

Main finding

As reported in the abstract

CVD mortality (310 CVD deaths)

Small high-density lipoprotein (HDL) particles, HR (95% CI) per SD

0.78

0.69, 0.87

Very large HDL particles, HR (95% CI) per SD

1.28

1.12, 1.45

Large HDL particles, HR (95% CI) per SD

1.19

1.05, 1.35

Observational data: associations, not effects.

Further findings

All-cause mortality (943 deaths) · median follow-up 11.4 years

Small HDL particle, HR
0.79, 0.74-0.85 (95% CI)
Large HDL particle, HR
1.15, 1.07-1.24 (95% CI)
Very large HDL particle, HR
1.26, 1.17-1.36 (95% CI)

Very-low-density lipoprotein (VLDL) and low-density lipoprotein (LDL) particles

Very small VLDL particle positively, medium LDL particle inversely associated with all-cause mortality; neither associated with cardiovascular disease (CVD) mortality

Cholesterol and TG within lipoprotein particles

Association pattern similar to that of the lipoprotein particles themselves

Original publication

Associations of lipoprotein subclasses with risk of all‐cause and cardiovascular disease mortality in individuals with type 2 diabetes: A prospective cohort study. Diabetes Obes Metab. Published 26 July 2023. doi:10.1111/dom.15224

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