Do Blood Pressure Levels and Other Patient Characteristics Influence Native Fistula Patency?

2013 ◽  
Vol 27 (3) ◽  
pp. E27-E31 ◽  
Author(s):  
Jeyna Irvinn ◽  
Nicola Oldman ◽  
Philip Sedgwick ◽  
Eric Chemla
Author(s):  
Ashis Mookerjee ◽  
Ahmed M. Al-Jumaily ◽  
Andrew Lowe

A model-based investigation is carried out with the aim of developing an ab-initio methodology for the patient-specific estimation of central pressures from brachial blood pressure readings. The subclavian root-brachial artery segment is modeled as a 1-D tube with all model parameters linked to patient characteristics. A simulation is also run with typical physiological parameters, which gives a “first estimate” of the transfer function (TF). The TF derived using the patient characteristics is studied in detail to investigate the change in the arterial TF occurring with changes in patient characteristics. This TF is compared with the “first estimate” to evaluate the feasibility of using standard arterial properties.


Author(s):  
Noémie Chaniaud ◽  
Olga Megalakaki ◽  
Sophie Capo ◽  
Emilie Loup-Escande

The Smart Angel connected medical device allows ambulatory surgery patients to monitor their health by taking their own blood pressure and oxygen levels and by answering a health questionnaire from home. This preventive device must necessarily be "usable" by patients with different profiles. The objective of this article is, therefore, to better understand the links between certain characteristics of potential patients and usability. We conducted an experimental study involving thirty-six participants, investigating the effects of four patient characteristics (i.e. age, education, technophilia and health literacy) on usability measured in terms of effectiveness, efficiency, and satisfaction. The results show a moderate correlation between age, health literacy and usability. However, there is a weak correlation between technophilia and usability and no relationship between the level of education and usability. This study provides theoretical insights into the effects of user characteristics by means of personas in usability (ISO 9241-11).


2018 ◽  
Vol 6 (6) ◽  
Author(s):  
Suratun Haryono ◽  
Paula Krisanty ◽  
Santa Manurung

Hypertension is defined as a persistent blood pressure where the systolic pressure is above 140mmHg and the diastolic pressure is above 90 mmHg. Empowering patients by providing ongoing care services can create ongoing communication, building relationships between clients and service providers so that they will increase patients' confidence in overcoming problems. The visit of hypertensive patients has increased every month, health education about hypertension diet is generally carried out when the patient is diagnosed with hypertension and does not regularly monitor the implementation of the diet. The purpose of this study was to determine the difference in the effect of the approach to sustainable nursing services through health education about diet to changes in blood pressure of hypertensive patients. The research method uses a quasi-experimental design pre-post test with the control group. The study population was 108 respondents, the sampling technique used purposive sampling and obtained a sample of 33 respondents for each intervention and control group. Patient characteristics data were taken using a questionnaire, while blood pressure data was carried out by blood pressure examination. Data analysis used univariate, bivariate analysis with paired t-test statistical test. The results showed that there was a significant influence on diet health education on changes in elderly behaviour.  


2020 ◽  
Author(s):  
Ha Eun Park ◽  
Sarah J Billups ◽  
Lisa M Schilling

Abstract BackgroundThe Dietary Approach to Stopping Hypertension (DASH) is proven to lower systolic and diastolic blood pressure up to 7.8 and 3.7 mmHg, respectively and is considered first-line therapy per national guidelines. Yet, implementation into clinical practice remains suboptimal. MethodsWe designed a provider survey to identify and characterize physician-identified barriers to providing DASH diet to eligible primary care patients to reduce blood pressure. The survey assessed four domains: (1) provider beliefs/knowledge of DASH benefits (2) patient characteristics influencing likelihood of recommendation, (3) practice barriers to provision of DASH diet advice/education, and (4) resources necessary to facilitate use. We conducted qualitative interviews with 4 primary care physicians and designed a 7-item Likert scale-based survey.Participants: University of Colorado affiliated primary care clinics and School of medicine faculty providers working in Denver metro.ResultsThe survey was sent electronically to 149 providers, with 49 (33%) responders. Most providers (65%) believed DASH diet is as effective at lowering blood pressure as adding a medication for patients with pre-hypertension and established hypertension. Providers identified perceived low patient motivation (88%) and low ability to implement DASH diet into patient’s lifestyle (88%) as patient factors influencing their decision to provide DASH diet education. The most significant practice barriers were lack of time (71%) and lack of patient-directed educational resources (67%). Resources providers would find useful included resources accessible through the electronic medical record, (88%), a dietician (83%), and printed patient education materials (59%).ConclusionMost physicians believe DASH diet is effective at lowering blood pressure. The most common barriers to providing DASH education are low perceived patient ability or motivation, lack of provider time, and lack of patient-directed educational resources. Providers identified that readily available electronic and printed materials and access to dieticians would help improve DASH counseling in practice.


2019 ◽  
Vol 32 (12) ◽  
pp. 1192-1198
Author(s):  
Elizabeth L Tung ◽  
Rhys F M Chua ◽  
Stephanie A Besser ◽  
Stacy Tessler Lindau ◽  
Marynia Kolak ◽  
...  

Abstract BACKGROUND The purpose of this study was to examine the longitudinal association between rising violent crime and elevated blood pressure (BP). METHODS We analyzed 217,816 BP measurements from 17,783 adults during a temporal surge in violent crime in Chicago (2014–2016). Serial observations were abstracted from the electronic health record at an academic medical center and paired to the City of Chicago Police Data Portal. The violent crime rate (VCR) was calculated as the number of violent crimes per 1,000 population per year for each census tract. Longitudinal multilevel regression models were implemented to assess elevated BP (systolic BP ≥ 140 mm Hg or diastolic BP ≥ 90 mm Hg) as a function of the VCR, adjusting for patient characteristics, neighborhood characteristics, and time effects. Secondary dependent measures included elevated heart rate, obesity, missed outpatient appointments, all-cause hospital admissions, and cardiovascular hospital admissions. RESULTS At baseline, the median VCR was 41.3 (interquartile range: 15.2–66.8), with a maximum rise in VCR of 59.1 over the 3-year surge period. A 20-unit rise in the VCR was associated with 3% higher adjusted odds of having elevated BP (95% confidence interval [CI]: 1.01–1.06), 8% higher adjusted odds of missing an outpatient appointment (95% CI: 1.03–1.13), and 6% higher adjusted odds of having a cardiovascular-related hospital admission (95% CI: 1.01–1.12); associations were not significant for elevated heart rate and obesity. CONCLUSION Rising violent crime was associated with increased BP during a temporal crime surge.


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