Arrhythmias & electrophysiology

Association of self-reported and accelerometer-based walking pace with incident cardiac arrhythmias: a prospective cohort study using UK Biobank

HeartPublished prospective cohort study

Authors' conclusion

Average and brisk self-reported walking pace and time spent walking at moderate and brisk pace were associated with a decreased risk of cardiac arrhythmias, in part mediated via metabolic and inflammatory pathways. Our findings suggest brisk walking may be a safe and effective exercise to reduce arrhythmias, especially for higher risk groups.

Study context

Population
UK Biobank participantsself-reported walking pace available, accelerometer measured walking pace available for 81,956 · Self-reported walking pace 420,925 · Accelerometer measured walking pace 81,956
Participants
420,925 participants
Exposure
Average and brisk walking pace compared with slow walking pace
Outcome
All cardiac arrhythmias
Methodological detailsUK Biobank
  • UK Biobank

Main finding

As reported in the abstract

Each group vs slow walking paceHazard ratio (95% CI)
Average walking pace
0.65(0.62–0.68)
Brisk walking pace
0.57(0.54–0.60)

Observational data: associations, not effects.

Further findings

OutcomeHR (95% CI)
AFAverage walking pacevs slow walking pace0.62 (0.58–0.65)
AFBrisk walking pacevs slow walking pace0.54 (0.50–0.57)
Other arrhythmiasAverage walking pacevs slow walking pace0.69 (0.64–0.73)
Other arrhythmiasBrisk walking pacevs slow walking pace0.61 (0.57–0.65)

Mediation via metabolic and inflammatory markers (all arrhythmias)

Proportion of association between walking pace and all arrhythmias mediated via metabolic and inflammatory markers
36.0%

Subgroups

Associations stronger in women, in those aged <60 years, in those with a body mass index <30, in those who had hypertension and in those with ≥2 long term conditions

Original publication

Association of self-reported and accelerometer-based walking pace with incident cardiac arrhythmias: a prospective cohort study using UK Biobank. Heart. Published 15 April 2025. doi:10.1136/heartjnl-2024-325004

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