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Nondipping blood pressure pattern predicts cardiovascular events and mortality in patients with atherosclerotic peripheral vascular disease

Dahle, Nina (författare)
Uppsala Univ, Ctr Clin Res Dalarna, Falun, Sweden.;Primary Hlth Care Ctr Britsarvet Grycksbo, Falun, Dalarna, Sweden,Center for Clinical Research Dalarna, Uppsala University, Falun; Primary Health Care Center Britsarvet-Grycksbo, County of Dalarna, Falun
Ärnlöv, Johan, 1970- (författare)
Högskolan Dalarna,Karolinska Institutet,Karolinska Inst, Dept Neurobiol, Div Family Med & Primary Care Care Sci & Soc, Huddinge, Sweden.;Dalarna Univ, Sch Hlth & Social Studies, Falun, Sweden,Medicinsk vetenskap,Karolinska Institutet, Huddinge
Leppert, Jerzy (författare)
Uppsala universitet,Centrum för klinisk forskning, Västerås,Center for Clinical Research, Uppsala University, Västmanland County Hospital, Västerås
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Hedberg, Pär (författare)
Uppsala universitet,Centrum för klinisk forskning, Västerås,Klinisk fysiologi,Center for Clinical Research, Uppsala University, Västmanland County Hospital, Västerås; Västmanland County Hospital, Västerås
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Uppsala Univ, Ctr Clin Res Dalarna, Falun, Sweden;Primary Hlth Care Ctr Britsarvet Grycksbo, Falun, Dalarna, Sweden Center for Clinical Research Dalarna, Uppsala University, Falun; Primary Health Care Center Britsarvet-Grycksbo, County of Dalarna, Falun (creator_code:org_t)
Sage Publications, 2023
2023
Engelska.
Ingår i: Vascular Medicine. - : Sage Publications. - 1358-863X .- 1477-0377. ; 28:4, s. 274-281
  • Tidskriftsartikel (refereegranskat)
Abstract Ämnesord
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  • Background: Patients with peripheral vascular disease (PVD) are often underdiagnosed and undertreated. Nocturnal nondipping blood pressure (BP) pattern, as diagnosed by ambulatory BP monitoring (ABPM), is associated with increased cardiovascular risk, but has not been studied in patients with PVD. We aimed to investigate if a nondipping BP pattern predicts cardiovascular events or all-cause death in outpatients with PVD.Methods: Consecutive outpatients with carotid or lower-extremity PVD were examined with 24-hour ABPM (n = 396). Nondipping was defined as a < 10% fall in systolic BP level during night-time. We used Cox regression models adjusting for potential confounders. We also evaluated the incremental prognostic value of dipping status in the COPART risk score. Our primary composite outcome was cardiovascular events or all-cause death.Results: In the cohort (mean age 70; 40% women), 137 events occurred during a 5.1-year median follow-up; incident rate of 7.35 events per 100 person-years. Nondipping was significantly associated with outcome (hazard ratio 1.55, 95% CI 1.07-2.26, p = 0.021) in a fully adjusted model. When adding nondipping to the risk markers in the COPART risk score, the model fit significantly improved (chi(2) 7.91, p < 0.005) and the C-statistic increased from 0.65 to 0.67.Conclusion: In a cohort of outpatients with PVD, nondipping was an independent risk factor for future cardiovascular events or mortality and seemed to be a strong predictor in patients with carotid artery disease but not in lower-extremity PVD. Additional studies are needed to evaluate the clinical utility of ABPM for improved prevention in these high-risk patients. (ClinicalTrials.gov Identifier: NCT01452165)

Ämnesord

MEDICIN OCH HÄLSOVETENSKAP  -- Klinisk medicin -- Kardiologi (hsv//swe)
MEDICAL AND HEALTH SCIENCES  -- Clinical Medicine -- Cardiac and Cardiovascular Systems (hsv//eng)

Nyckelord

ambulatory blood pressure monitoring
cardiovascular risk prediction
peripheral vascular disease
peripheral artery disease (PAD)

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