Key result
Higher VO2peak is linked to ~12-fold greater odds of health behavior adherence post-stroke.
Why the study?
Recurrent vascular event risk is high post-ischaemic stroke or TIA, and unmanaged modifiable risk factors provide opportunities for enhanced secondary prevention.
What are the predictors of adherence to lifestyle recommendations in individuals post-ischaemic stroke or TIA?
Cross-Sectional (n=142)
What are the predictors of adherence to lifestyle recommendations in individuals post-ischaemic stroke or TIA?
Effect estimate: aOR 12.1
p-value: p=0.01
Higher cardiovascular fitness (VO2peak) is strongly predictive of adherence to multiple lifestyle recommendations, including moderate-to-vigorous physical activity, in patients post-ischaemic stroke or TIA.
Higher VO2peak may identify adherent post-stroke patients; leaves open whether fitness interventions improve adherence in prospective studies.
The risk of recurrent vascular events is high following ischaemic stroke or transient ischaemic attack (TIA). Unmanaged modifiable risk factors present opportunities for enhanced secondary prevention. This cross-sectional study (n = 142 individuals post-ischaemic stroke/TIA; mean age 63 years, 70% male) describes adherence rates with risk-reducing behaviours and logistical regression models of behaviour adherence. Predictor variables used in the models com-prised age, sex, stroke/TIA status, aetiology (TOAST), modified Rankin Scale, cardiovascular fit-ness (VO2peak) measured as peak oxygen uptake during incremental exercise (L/min) and Hospital Anxiety and Depression Score (HADS). Of the study participants, 84% abstained from smoking; 54% consumed ≥ 5 portions of fruit and vegetables/day; 31% engaged in 30 min moderate-to-vigorous physical activity (MVPA) at least 3 times/week and 18% were adherent to all three behaviours. VO2peak was the only variable predictive of adherence to all three health behaviours (aOR 12.1; p = 0.01) and to MVPA participation (aOR 7.5; p = 0.01). Increased age (aOR 1.1; p = 0.03) and lower HADS scores (aOR 0.9; p = 0.02) were predictive of smoking abstinence. Men were less likely to consume fruit and vegetables (aOR 0.36; p = 0.04). Targeted secondary prevention interventions after stroke should address cardiovascular fitness training for MVPA and combined health behaviours; management of psychological distress in persistent smokers and consider environmental and social factors in dietary interventions, notably in men.
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Lennon et al. (2021) conducted a cross-sectional in Post-ischaemic stroke or transient ischaemic attack (TIA) (n=142). Cardiovascular fitness (VO2peak) and clinical predictors was evaluated on Adherence to all three health behaviours (smoking abstinence, diet, and physical activity) (aOR 12.1, p=0.01). Cardiovascular fitness (VO2peak) was the only variable predictive of adherence to all three health behaviors post-stroke (aOR 12.1; p=0.01).
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