Blood pressure measurement in hemodialysis: The importance of the measurement technique

Systemic arterial hypertension contributes to the high cardiovascular morbidity in hemodialysis (HD) patients, but the accuracy of blood pressure (BP) measurement in this population has not been well studied. To evaluate the agreement between BP measurement using the routine measurement technique (u...

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Main Authors: M Kubrusly, Claudia Maria Costa de Oliveira, R P Silva, M A Pinheiro, M. B. C. Rocha, R M Magalhães
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2016-01-01
Series:Saudi Journal of Kidney Diseases and Transplantation
Online Access:http://www.sjkdt.org/article.asp?issn=1319-2442;year=2016;volume=27;issue=2;spage=241;epage=249;aulast=Kubrusly
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author M Kubrusly
Claudia Maria Costa de Oliveira
R P Silva
M A Pinheiro
M. B. C. Rocha
R M Magalhães
author_facet M Kubrusly
Claudia Maria Costa de Oliveira
R P Silva
M A Pinheiro
M. B. C. Rocha
R M Magalhães
author_sort M Kubrusly
collection DOAJ
description Systemic arterial hypertension contributes to the high cardiovascular morbidity in hemodialysis (HD) patients, but the accuracy of blood pressure (BP) measurement in this population has not been well studied. To evaluate the agreement between BP measurement using the routine measurement technique (usual method) and the technique recommended by the VII Joint (standard method). This cross-sectional study enrolled 124 patients in a single center who had undergone dialysis for more than three months and were 18 years of age or older. The BP was verified at the start of dialysis by the nursing team (usual method) and by the researchers (standard method). The agreement between the systolic and diastolic BP (SBP and DBP) measurements was tested by the Bland-Altman analysis. A difference in BP measurement higher than ±5 mm Hg was considered clinically significant. The studied group had a mean age of 53.2 years. The average difference between routine and standard BP measurement was −6 mm Hg for SBP (limits of agreement: −40.1-28 mm Hg; P <0.001) and −5.6 mm Hg for DBP (limits of agreement: −33.1-21.8 mm Hg; P <0.001). A clinically significant difference in BP measured by both methods was observed in 69.4% of the patients for SBP and in 61.3% for DBP. The disagreement between the results of different BP measurement methods in HD patients was significant and the BP was underestimated using the usual BP method. BP measurement standardization should be encouraged to avoid errors in diagnosis and therapy.
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spelling doaj.art-dc0a7e15ac134c24a7af6dc9966a44ee2022-12-21T20:34:30ZengWolters Kluwer Medknow PublicationsSaudi Journal of Kidney Diseases and Transplantation1319-24422016-01-0127224124910.4103/1319-2442.178251Blood pressure measurement in hemodialysis: The importance of the measurement techniqueM KubruslyClaudia Maria Costa de OliveiraR P SilvaM A PinheiroM. B. C. RochaR M MagalhãesSystemic arterial hypertension contributes to the high cardiovascular morbidity in hemodialysis (HD) patients, but the accuracy of blood pressure (BP) measurement in this population has not been well studied. To evaluate the agreement between BP measurement using the routine measurement technique (usual method) and the technique recommended by the VII Joint (standard method). This cross-sectional study enrolled 124 patients in a single center who had undergone dialysis for more than three months and were 18 years of age or older. The BP was verified at the start of dialysis by the nursing team (usual method) and by the researchers (standard method). The agreement between the systolic and diastolic BP (SBP and DBP) measurements was tested by the Bland-Altman analysis. A difference in BP measurement higher than ±5 mm Hg was considered clinically significant. The studied group had a mean age of 53.2 years. The average difference between routine and standard BP measurement was −6 mm Hg for SBP (limits of agreement: −40.1-28 mm Hg; P <0.001) and −5.6 mm Hg for DBP (limits of agreement: −33.1-21.8 mm Hg; P <0.001). A clinically significant difference in BP measured by both methods was observed in 69.4% of the patients for SBP and in 61.3% for DBP. The disagreement between the results of different BP measurement methods in HD patients was significant and the BP was underestimated using the usual BP method. BP measurement standardization should be encouraged to avoid errors in diagnosis and therapy.http://www.sjkdt.org/article.asp?issn=1319-2442;year=2016;volume=27;issue=2;spage=241;epage=249;aulast=Kubrusly
spellingShingle M Kubrusly
Claudia Maria Costa de Oliveira
R P Silva
M A Pinheiro
M. B. C. Rocha
R M Magalhães
Blood pressure measurement in hemodialysis: The importance of the measurement technique
Saudi Journal of Kidney Diseases and Transplantation
title Blood pressure measurement in hemodialysis: The importance of the measurement technique
title_full Blood pressure measurement in hemodialysis: The importance of the measurement technique
title_fullStr Blood pressure measurement in hemodialysis: The importance of the measurement technique
title_full_unstemmed Blood pressure measurement in hemodialysis: The importance of the measurement technique
title_short Blood pressure measurement in hemodialysis: The importance of the measurement technique
title_sort blood pressure measurement in hemodialysis the importance of the measurement technique
url http://www.sjkdt.org/article.asp?issn=1319-2442;year=2016;volume=27;issue=2;spage=241;epage=249;aulast=Kubrusly
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