Cardiometabolic & kidney

Misalignment Between Circadian Preference and Accelerometer-Derived Sleep-Wake Cycle With Increased Risk of Cardiometabolic Diseases

JACC AdvPublished Prospective cohort study

Authors' conclusion

Both advanced and delayed circadian misalignment were associated with an increased CMD risk

Study context

Population
UK Biobank participants without pre-existing cardiometabolic diseases; misalignment from self-reported chronotype vs accelerometer-derived sleep timing
Participants
60,965 participants
Exposure
Circadian misalignment quintiles vs aligned
Outcome
Incident cardiometabolic diseases: T2DM, CHD, stroke
Follow-up
Mean 7.9 years

Main finding

As reported in the abstract

Each group vs Q3Hazard ratio (95% CI)
Q1T2DM
1.22(1.03–1.45)
Q5T2DM
1.39(1.18–1.62)
Q4CHD
1.15(1.01–1.31)
Q5CHD
1.16(1.02–1.33)

Observational data: associations, not effects.

Further findings

T2DM by chronotype

HR (95% CI)
Early chronotypeLate chronotype not associated1.19 (1.06–1.34)

Delayed misalignment, by sex and age (subgroup)

Association with T2DM greater in women
P for interaction = 0.03
Association with coronary heart disease (CHD) greater in younger adults
P for interaction = 0.02

Original publication

Misalignment Between Circadian Preference and Accelerometer-Derived Sleep-Wake Cycle With Increased Risk of Cardiometabolic Diseases. JACC Adv. Published 18 November 2024. doi:10.1016/j.jacadv.2024.101406

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