Blood Pressure Monitoring最新文献

{"title":"Validation of the Aktiia blood pressure cuff for clinical use according to the ANSI/AAMI/ISO 81060-2:2013 protocol.","authors":"Jérémy Alexandre,&nbsp;Kevin Tan,&nbsp;Tiago P Almeida,&nbsp;Josep Sola,&nbsp;Bruce S Alpert,&nbsp;Jay Shah","doi":"10.1097/MBP.0000000000000639","DOIUrl":"10.1097/MBP.0000000000000639","url":null,"abstract":"<p><strong>Objective: </strong>Assess the accuracy and precision of the Aktiia initialization oscillometric upper-arm cuff device (Aktiia SA, Neuchâtel, Switzerland) for home blood pressure (BP) monitoring in the general population according to the American National Standards Institute / Association for the Advancement of Medical Instrumentation/International Organization for Standardization (ANSI/AAMI/ISO) 81060-2:2013 standard.</p><p><strong>Methods: </strong>Three trained observers validated BP measurements performed using the Aktiia cuff versus BP measurements performed using a standard mercury sphygmomanometer. Two ISO 81060-2 criteria were used to validate the Aktiia cuff. Criterion 1 evaluated, for both SBP and DBP, whether the mean error between BP readings performed by the Aktiia cuff and auscultation was ≤±5 mmHg, and whether the SD of the error was ≤8 mmHg. Criterion 2 assessed whether, for the SBP and DBP of each individual subject, the SD of the averaged paired determinations per subject of the Aktiia cuff and of the auscultation met the criteria listed in the table of Averaged Subject Data Acceptance.</p><p><strong>Results: </strong>Mean differences between the Aktiia cuff and the standard mercury sphygmomanometer (criterion 1) were 1.3 ± 7.11 mmHg for SBP and -0.2 ± 5.46 mmHg for DBP. The SD of the averaged paired differences per subject (criterion 2) was 6.55 mmHg for SBP and 5.15 mmHg for DBP.</p><p><strong>Conclusion: </strong>Aktiia initialization cuff complies with the requirements of the ANSI/AAMI/ISO guidelines and can be safely recommended for BP measurements in the adult population.</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/5c/40/bpmj-28-109.PMC9981319.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9111246","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Brachial-femoral pulse wave velocity in 2-4-year-old children: a feasibility study.","authors":"Melissa A Jones, Kara M Whitaker, Joshua L Paley, Alexis Thrower, Lee Stoner, Bethany Barone Gibbs","doi":"10.1097/MBP.0000000000000622","DOIUrl":"10.1097/MBP.0000000000000622","url":null,"abstract":"<p><strong>Background: </strong>Cardiovascular disease (CVD) progression occurs across the lifespan. However, available measures of CVD risk in young children are limited. Carotid-femoral pulse wave velocity (cfPWV) is a gold-standard, noninvasive measure of CVD risk that has been studied in children ages 6-18 years. Yet, cfPWV has been measured to a lesser extent in younger children, a population whose temperament or attention span may pose unique challenges. Brachial-femoral PWV (bfPWV) may be feasible, more acceptable, and could provide similar CVD risk assessment to cfPWV in younger children. This study aimed to determine the feasibility of bfPWV measurement in children ages 2-4 years including assessment of comparability of bfPWV to cfPWV normative data.</p><p><strong>Methods: </strong>In 10 children (mean 2.9 ± 0.5 years), oscillometric cuffs were placed on the upper thigh and upper arm. Following a 5-min rest, cuffs were inflated to a subdiastolic pressure three times, and waveforms were captured. Procedures were repeated after a 15-min rest. Measured values were compared to age-predicted cfPWV extrapolated from published normative data in children 6-18 years of age.</p><p><strong>Results: </strong>We successfully obtained at least one acceptable quality bfPWV scan in all participants. Among the subset with a repeated measurement ( n = 5), mean (SD) difference between measurements was 0.013 (0.28) m/s. Mean bfPWV was slightly higher than age-predicted cfPWV (observed: 4.55 m/s; predicted: 3.99 m/s; P = 0.012) with larger residuals among younger children and those not reclined in a chair during measurement.</p><p><strong>Conclusion: </strong>bfPWV appears to be feasible tool for noninvasive CVD risk assessment in children ages 2-4 years.</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9830551/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10514538","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Attenuation by habitual alcohol drinking of the associations of obesity with blood pressure and pulse pressure.","authors":"Ichiro Wakabayashi,&nbsp;Takashi Daimon","doi":"10.1097/MBP.0000000000000623","DOIUrl":"https://doi.org/10.1097/MBP.0000000000000623","url":null,"abstract":"<p><strong>Background: </strong>Obesity and alcohol drinking are known to be risk factors for hypertension. However, it remains to be determined whether alcohol affects the relationships of obesity with blood pressure and pulse pressure.</p><p><strong>Methods: </strong>The participants in this study were 29 171 men who had received annual health checkups. Relationships of BMI with blood pressure and pulse pressure were investigated in four subject groups divided by average daily alcohol consumption (grams of ethanol/day), non-, light (<22), moderate (≥22 and <44) and heavy (≥44) drinkers.</p><p><strong>Results: </strong>BMI was significantly correlated with SBP and DBP levels both in nondrinkers and drinkers. The strength of the correlations was significantly weaker in drinkers than in nondrinkers. Odds ratios for hypertension in subjects with vs. subjects without obesity tended to be lower with an increase in alcohol intake (odds ratios with 95% confidence intervals: 4.09 (3.69-4.52) in nondrinkers; 3.11 (2.62-3.68) in light drinkers; 2.87 (2.61-3.16) in moderate drinkers; 2.81 (2.49-3.18) in heavy drinkers). Pulse pressure was weakly but significantly associated with BMI and obesity, and these associations were significantly weaker in heavy drinkers than in nondrinkers. There were significant odds ratios for hypertension and high pulse pressure of the interaction term between obesity and alcohol drinking.</p><p><strong>Conclusion: </strong>The associations of BMI with blood pressure and pulse pressure and the associations of obesity with hypertension and high pulse pressure were weaker in drinkers than in nondrinkers. Thus, alcohol drinking attenuates the associations of obesity with hypertension and high pulse pressure.</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10493703","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Conventional office blood pressure measurements and unattended automated office blood pressure compared with home self-measurement and 24-h ambulatory blood pressure monitoring.","authors":"Salvador Fonseca-Reyes,&nbsp;Karla Fonseca-Cortés,&nbsp;Antonio Coca,&nbsp;Enrique Romero-Velarde,&nbsp;Jesús Pérez-Molina","doi":"10.1097/MBP.0000000000000629","DOIUrl":"https://doi.org/10.1097/MBP.0000000000000629","url":null,"abstract":"<p><strong>Objective: </strong>To assess whether automated office blood pressure (BP) (AOBP) measurement is a better method for measuring BP in the office than conventional techniques and an alternative to out-of-office BP measurements: home-self BP (HSBP) or ambulatory BP monitoring (ABPM).</p><p><strong>Methods: </strong>We conducted a cross-sectional study of 74 patients and compared AOBP with the conventional technique using a mercury sphygmomanometer and with both out-to-office BP measurements: HSBP of 7 days (three measurements in the morning, afternoon, and night) and daytime ABPM. In addition, we compared BP values obtained using HSBP and ABPM to determine their level of agreement. We used ANOVA to compare means, Bland-Altman, and intraclass correlation coefficients (ICC) for concordance.</p><p><strong>Results: </strong>BP values obtained by the two office methods were similar: conventional 147.2/85.0 mmHg and AOBP 146.0/85.5 mmHg ( P > 0.05) with good agreement (ICC 0.85). The mean SBP differences between AOBP and HSBP ( P < 0.001) and between AOBP and ABPM ( P < 0.001) were 8.6/13.0 mmHg with limits of agreement of -21.2 to 38.5 and -18.4 to 44.3 mmHg, respectively. The average SBP values obtained by HSBP were 4.3 mmHg higher than those obtained by ABPM ( P < 0.01).</p><p><strong>Conclusion: </strong>Our study showed good agreement and concordance between the two office methods as well between the two out-to-office methods, although there was a significant difference in the mean SBP between the HSBP and ABPM. Moreover, AOBP was not comparable to either HSBP or ABPM; therefore, the estimation of out-to-office BP using AOBP is not supported.</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10863305","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Left atrial structure and function: association with blood pressure variability in pregnant women.","authors":"Selda Murat,&nbsp;Melih Velipasaoglu,&nbsp;Bektas Murat,&nbsp;Aytug Al,&nbsp;Sevil Cicek,&nbsp;Yüksel Cavusoglu","doi":"10.1097/MBP.0000000000000626","DOIUrl":"https://doi.org/10.1097/MBP.0000000000000626","url":null,"abstract":"<p><strong>Background: </strong>The aim of this study was to investigate the relationship between left atrial (LA) abnormalities and ambulatory blood pressure variability (BPV) in pregnant women and their relationship with hypertension-related clinical outcomes in pregnancy.</p><p><strong>Methods: </strong>This single-center, prospective study included 119 pregnant women. All participants underwent 24-h ambulatory blood pressure (BP) monitoring and echocardiographic examination before 20 weeks of gestation. BPV was evaluated using 24-h ambulatory BP monitoring. SD of the mean of SBP (SBP-SD) and DBP variability was calculated as 24-h, daytime and nighttime SBP and DBP. The patients were classified into two groups based on median 24-h SBP-SD (11.3 mmHg). LA features of the patients were compared according to the high and low BPV groups.</p><p><strong>Results: </strong>One hundred and nineteen pregnant women (mean age, 28.6 ± 5.2 years) were included in the study. The mean office SBP and DBP were 108.7 ± 15.4 mmHg and 68.2 ± 10.2 mmHg, respectively. In pregnant women with high BPV, even though BP is normal, reservoir and conduit LA functions have decreased and LA stiffness has increased. Gestational hypertension and composite outcomes were more common in pregnant women with high BPV. Among the LA parameters, the most associated with composite outcome was conduit LA function.</p><p><strong>Conclusion: </strong>In pregnancy, higher BPV is associated with worse LA function. The LA conduit strain offers potential value in predicting hypertension-related clinical outcomes in pregnancy.</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10497322","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Population attributable fraction estimates of cardiovascular diseases in different blood pressure levels in a large-scale cross-sectional study: a focus on prevention strategies and treatment coverage.","authors":"Mohammad Keykhaei,&nbsp;Negar Rezaei,&nbsp;Shahin Roshani,&nbsp;Fateme Montazeri,&nbsp;Maryam Nasserinejad,&nbsp;Sina Azadnajafabad,&nbsp;Esmaeil Mohammadi,&nbsp;Erfan Ghasemi,&nbsp;Nazila Rezaei,&nbsp;Hossein Farrokhpour,&nbsp;Roham Foroumadi,&nbsp;Sayna Bagheri,&nbsp;Mana Moghimi,&nbsp;Bagher Larijani,&nbsp;Farshad Farzadfar","doi":"10.1097/MBP.0000000000000612","DOIUrl":"https://doi.org/10.1097/MBP.0000000000000612","url":null,"abstract":"<p><strong>Objective: </strong>Hypertension is one of the major modifiable risk factors in developing cardiovascular diseases (CVD). Hence, we aimed to ascertain age- and sex-specific population attributable fraction (PAF) for CVD in different blood pressure levels to implement efficient preventive strategies at the population level.</p><p><strong>Methods: </strong>Participants' data were obtained from the Iranian stepwise approach for surveillance of noncommunicable disease risk factors (STEPs) survey to calculate PAF in four subsequent phases. In phase 0, PAF was measured, irrespective of the diagnosis status. In phase 1, the theoretical minimum range of 115 ≤SBP less than 130 mmHg was considered as the low-risk and measurements equal to or higher than 130 mmHg as the high-risk group. Across phase 2, patients were divided into normal and hypertensive groups based on the American College of Cardiology/American Heart Association guideline. In phase 3, patients were divided into two categories based on treatment coverage.</p><p><strong>Results: </strong>A total number of 27 165 participants aged ≥25 years had valid blood pressure measurements and were enrolled. Phase 0: PAF generally had an upward trend with age advancing. Phase 1: participants with BP ≥130 mmHg comprised the largest PAF, extending from 0.31 (0.25-0.37) in older male individuals to 0.85 (0.79-0.91) in younger females. Phase 2: higher values were found in younger ages for hypertension. Phase 3 represented that attributable fractions among hypertensive patients who received treatment were much lower than drug-naïve hypertensive participants.</p><p><strong>Conclusion: </strong>Our study enlightens the necessity for implementing effective screening strategies for the younger generation and providing adequate access to antihypertensive medications for the low-risk population.</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10497324","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Criteria for a suitable reference cuff for validation studies of blood pressure measuring devices in people with arm circumference between 43 and 50 cm.","authors":"Paolo Palatini,&nbsp;Claudio Fania,&nbsp;Elisabetta Benetti,&nbsp;Francesca Saladini,&nbsp;Francesca Battista,&nbsp;Andrea Ermolao","doi":"10.1097/MBP.0000000000000630","DOIUrl":"https://doi.org/10.1097/MBP.0000000000000630","url":null,"abstract":"<p><strong>Objective: </strong>Recommendations about the dimensions of the reference cuff for device validations in people with arm size >42 cm are still unavailable. The aim of this study was to identify the criteria for an appropriate reference cuff for validation studies in people with upper arm circumference between 43 and 50 cm.</p><p><strong>Methods: </strong>In 20 adults with upper arm circumference between 43 and 50 cm (X-large group), 34 subjects with arm circumference between 37 and 42 cm and 78 subjects with arm circumference <37 cm cylindrical and tronco-conical cuffs were compared. In all participants, the pressure transmitted to the arm under the two cuffs was measured using a paper-thin pressure sensor.</p><p><strong>Results: </strong>In the X-large group, all participants had an arm slant angle <86.0°. In this group, the difference between the pressure detected on the arm surface with the sensor using the cylindrical versus the tronco-conical cuff (13.5 mmHg) was larger than in the group with an arm circumference of 37-to 42 cm and the group with a circumference <37 cm (3.7 and 0.6 mmHg, respectively, P  < 0.001 versus both). In the whole sample, the between-cuff pressure difference was proportional to the conical shape of the arm ( P  < 0.001).</p><p><strong>Conclusions: </strong>These data suggest that in people with arm size between 43 and 50 cm the reference cuff for validation studies should have a conical shape with an 84-85° slant angle. To comply with current guidelines, an 18.5 × 37.0 cm bladder should be used which would allow proper cuffing in the large majority of subjects.</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9082541","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Variability of blood pressure response to orthostatism and reproducibility of orthostatic hypotension in hospitalized patients with acute ischemic stroke.","authors":"Hui Huang,&nbsp;Bin Wu,&nbsp;Li Liu,&nbsp;Xianbi Tang,&nbsp;Ziwei Yi,&nbsp;Ling Zeng,&nbsp;Kaiquan Jing,&nbsp;Chuzheng Pan","doi":"10.1097/MBP.0000000000000627","DOIUrl":"https://doi.org/10.1097/MBP.0000000000000627","url":null,"abstract":"<p><strong>Objective: </strong>Orthostatic hypotension (OH) which diagnosis is based on the measurement of the blood pressure response to orthostatism (BPRO) is a common condition associated with adverse cerebrovascular and cognitive prognosis. It is likely that the single measurement might underestimate the true prevalence of OH. This study investigated the prevalence and reproducibility of the diagnosis of OH and related risk factors in hospitalized acute ischemic stroke (AIS) patients with multiple measurements.</p><p><strong>Materials and methods: </strong>This study was a prospective cohort analysis of consecutive AIS patients admitted to the hospital. A total of 211 patients were included. BPRO was assessed five times at the same time on different days.</p><p><strong>Results: </strong>OH was found in 33 cases (15.6%) in the initial set of measurements of the first day. A cumulative diagnosis of OH after five BPRO tests was found in 75 cases (35.5%). The reproducibility of the diagnosis of OH was mild or poor. In patients with a cumulative diagnosis of OH, 29 (38.7%) patients had orthostatic hypertension (OHTN). In multivariate analysis, the Fazekas scale (odds radio = 1.28, 95% confidence interval (CI), 1.04-1.59, P  = 0.023) and extracranial carotid stenosis (≥70%) (odds radio = 3.64, 95% CI, 1.19-11.13, P  = 0.023) were independent risk factors for OH.</p><p><strong>Conclusion: </strong>The reproducibility of OH is poor and the concurrent appearance of OH and OHTN is common in hospitalized AIS patients. Multiple measurements should be taken in hospitalized AIS patients when screening for OH especially patients with higher Fazekas scale and extracranial carotid stenosis (≥70%).</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10863302","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Nailfold video-capillaroscopy in the study of cardiovascular disease: a systematic review.","authors":"Matthew W S Lim,&nbsp;Dellaneira Setjiadi,&nbsp;Stephen J H Dobbin,&nbsp;Ninian N Lang,&nbsp;Christian Delles,&nbsp;Paul J Connelly","doi":"10.1097/MBP.0000000000000624","DOIUrl":"10.1097/MBP.0000000000000624","url":null,"abstract":"<p><strong>Objectives: </strong>Nailfold video-capillaroscopy (NVC) is an inexpensive method of assessing microcirculation. We reviewed the literature to assess whether changes to the nailfold capillaries exist in patients with cardiovascular disease (CVD).</p><p><strong>Methods: </strong>We searched PubMed, Scopus and Cochrane Library databases for original research articles relating to the use of noninvasive microvascular assessment in patients with CVD. Methodological quality was assessed with the 'Quality Assessment Tool for Observational Cohort and Cross-sectional Studies.' The results obtained from NVC were analysed qualitatively and compared with other forms of microvascular assessment.</p><p><strong>Results: </strong>In total 2759 articles were screened, of which 22 studies involving 562 patients (~40% women) with CVD were included. Mean age ranged between 3.7-68.4 years (cases) and 4.0-58.0 years (controls). Reduced capillary density and increased capillary dimensions were seen in patients with pulmonary arterial hypertension (PAH). Among patients with systemic sclerosis, advanced scleroderma patterns can be used to identify patients with or at risk of developing PAH. Functional nailfold changes precede structural changes in patients with hypertension. However, the studies were heterogeneous in the diagnosis of disease and the measurement of nailfold parameters. Most studies did not exclude conditions with altered nailfold features, and only one study performed a power calculation. Furthermore, abnormal nailfold findings are present in patients without systemic disease.</p><p><strong>Conclusions: </strong>Structural and functional changes to the nailfold are a feature of established CVD and precede the development of PAH. However, heterogeneity in measurement and abnormal findings in healthy participants limit their use in the wider population.</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9815820/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9086665","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Device-guided slow breathing with direct biofeedback of pulse wave velocity - acute effects on pulse arrival time and self-measured blood pressure.","authors":"Thomas Mengden, Martin Bachler, Walter Sehnert, Philip Marschall, Siegfried Wassertheurer","doi":"10.1097/MBP.0000000000000628","DOIUrl":"10.1097/MBP.0000000000000628","url":null,"abstract":"<p><strong>Background: </strong>There isevidence that device-guided slow breathing using biofeedback acutely reduces blood pressure (BP) and pulse wave velocity [i.e. increased pulse arrival time (PAT)].</p><p><strong>Objectives: </strong>The objectives of the study presented here were to test whether the results of changes observed in PAT in earlier studies are reproducible over 1 week and how changes in pulse wave velocity/PAT translate into absolute self-measured BP changes.</p><p><strong>Methods: </strong>Patients with a systolic BP 130-160 mmHg or treated essential hypertension (21 females/23 males) were trained to perform unattended device-guided slow breathing exercises for 10 min daily over 5 days. Furthermore, they were skilled to perform self-measurement of BP before and after the breathing exercise using a validated upper-arm device.</p><p><strong>Results: </strong>Office BP at screening [median (1, 3. Q)] was 137 (132, 142)/83 (79, 87) mmHg. We observed a significant ( P  < 0.05) increase in PAT of 5 ms (SD 12.5 ms) on average after 10 min of guided breathing and an additional 1 ms ( P  < 0.05, SD 8 ms) during the following 5 min of spontaneous breathing compared to baseline. PAT before the exercise remained constant over 5 days paralleled by constant self-measured BP before the exercise. Device-guided breathing was associated with a significant reduction of self-measured SBP of 5 mmHg ( P  < 0.01, SD 8 mmHg). Data furthermore demonstrated that these changes were highly reproducible over 1 week.</p><p><strong>Conclusions: </strong>Device-guided slow breathing and biofeedback lead to reproducible and favorable changes (increase) in PAT and SBP (decrease).</p>","PeriodicalId":8950,"journal":{"name":"Blood Pressure Monitoring","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/82/1d/bpmj-28-52.PMC9815813.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9478449","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}