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Time-Qualified Reference Values for Ambulatory Blood Pressure Monitoring in Pregnancy

Ramón C. Hermida, Diana E. Ayala, Artemio Mojón, José R. Fernández
2001 Hypertension  
Data were then used to compute 90% circadian tolerance intervals for each trimester of pregnancy, in keeping with the trends in blood pressure along gestation previously documented.  ...  To recognize the highly statistically significant circadian variability of blood pressure in pregnancy is to admit that the diagnosis of gestational hypertension or preeclampsia should be based not just  ...  from Dirección General de Enseñanza Superior e Investigación Científica, DGES (PM98-0106); Xunta de Galicia (PGICT99-PXI-32202B and PGICT00-PXI-32205PN); and Vicerrectorado de Investigación, University of  ... 
doi:10.1161/01.hyp.38.3.746 pmid:11566969 fatcat:hydkfc2kprcuxgzu3vopv7vtwi

Reproducibility of the Hyperbaric Index as a Measure of Blood Pressure Excess

R. C. Hermida, J. R. Fernandez, A. Mojon, D. E. Ayala
2000 Hypertension  
The approach of establishing a time-specified tolerance limit reflecting the circadian variability in blood pressure and then determining the hyperbaric index, the area of blood pressure excess above the  ...  upper limit of the tolerance interval, has been proposed for diagnosing hypertension as well as for evaluating the patient's response to treatment.  ...  Educación e Ordenación Universitaria, Xunta de Galicia (XUGA-32202B97 and PGIDT99PXI32202B); Direcció n General de Enseñanza Superior, DGES (PM98-0106); and Vicerrectorado de Investigación, University of  ... 
doi:10.1161/01.hyp.35.1.118 pmid:10642285 fatcat:svjsjeyj5bfn3j37ooj7enyqy4

Blood Pressure Excess for the Early Identification of Gestational Hypertension and Preeclampsia

R. C. Hermida, D. E. Ayala, A. Mojon, J. R. Fernandez, I. Silva, R. Ucieda, M. Iglesias
1998 Hypertension  
We have examined prospectively whether the combined approach of establishing tolerance intervals for the circadian variability of blood pressure (BP) as a function of gestational age, and then determining  ...  the so-called hyperbaric index (area of BP excess above the upper limit of the tolerance interval) by comparison of any patient's BP profile (obtained by ambulatory monitoring) with those intervals provides  ...  The authors appreciate the helpful comments and suggestions from the reviewers.  ... 
doi:10.1161/01.hyp.31.1.83 pmid:9449396 fatcat:vrskuubvife4tkrty2csckted4

Prediabetes is associated with abnormal circadian blood pressure variability

A K Gupta, F L Greenway, G Cornelissen, W Pan, F Halberg
2008 Journal of Human Hypertension  
Blood pressure (BP) exhibits a circadian variation characterized by a morning increase, followed by a small postprandial valley and a deeper descent during nocturnal rest.  ...  analysis of the gathered data, permits identification of consistency of any abnormal circadian variation.  ...  Acknowledgements This study was supported by grants from NIH (GM-13981) (FH) and University of Minnesota Supercomputing Institute (GC and FH).  ... 
doi:10.1038/jhh.2008.32 pmid:18480832 pmcid:PMC2573901 fatcat:rkw2hl57cbfldpfzmwp35b5r4y

Blood Pressure Patterns in Normal Pregnancy, Gestational Hypertension, and Preeclampsia

R. C. Hermida, D. E. Ayala, A. Mojon, J. R. Fernandez, I. Alonso, I. Silva, R. Ucieda, M. Iglesias
2000 Hypertension  
normal physiological range of blood pressure variability.  ...  The circadian pattern of blood pressure variation for each group and trimester of gestation was established by population multiple-component analysis.  ...  grants from Xunta de Galicia (XUGA-32202B97 and PGICT99-PXI-32202B); Dirección General de Enseñanza Superior e Investigación Científica, DGES (PM98-0106); and Vicerrectorado de Investigación, University of  ... 
doi:10.1161/01.hyp.36.2.149 pmid:10948070 fatcat:kqvb7nk6ozdy3eog3crovankne

Differences in circadian blood pressure variability during gestation between healthy and complicated pregnancies

R Hermida
2003 American Journal of Hypertension  
Changes in circadian variation of blood pressure (BP) could be used either to predict preeclampsia or to assess its severity.  ...  The circadian pattern of BP variation for each group and trimester of gestation was established by population multiple-components analysis.  ...  Acknowledgments The authors appreciate the helpful comments and suggestions from the reviewers.  ... 
doi:10.1016/s0895-7061(02)03254-5 pmid:12620698 fatcat:gu2ys2ihefdvfg7snkcjqgfx3m

Independent association between symptom onset time and infarct size in patients with ST-elevation myocardial infarction undergoing primary percutaneous coronary intervention

Karim D. Mahmoud, Maarten W. Nijsten, Wouter G. Wieringa, Jan P. Ottervanger, David R. Holmes, Hans L. Hillege, Arnoud W. van 't Hof, Erik Lipsic
2014 Chronobiology International  
To compare groups, we used analysis of variance for normally distributed continuous variables, Kruskal-Wallis test for nonparametric continuous variables, and Pearson's χ 2 test for Part 1 -Symptom onset  ...  Addition of systolic blood pressure and heart rate to the model did not mitigate the association between symptom onset time and infarct size either (Model D).  ... 
doi:10.3109/07420528.2014.992527 pmid:25524145 fatcat:ptnjj3bupbaojfbrceijov2sju

Influence of Parity and Age on Ambulatory Monitored Blood Pressure During Pregnancy

Diana E. Ayala, Ramón C. Hermida
2001 Hypertension  
Key Words: blood pressure Ⅲ pregnancy Ⅲ age Ⅲ blood pressure monitoring, ambulatory Ⅲ circadian rhythm P revious studies have shown the prognostic significance of  ...  A trend of increasing blood pressure with age was found for diastolic but not systolic blood pressure.  ...  from Dirección General de Enseñanza Superior e Investigación Científica, DGES (PM98-0106); Xunta de Galicia (PGICT99-PXI-32202B and PGICT00-PXI-32205PN); and Vicerrectorado de Investigación, University of  ... 
doi:10.1161/01.hyp.38.3.753 pmid:11566970 fatcat:eiohnznm3fhpvjcpgc2vhwjrgi

Models of Variability and Circadian Rhythm in Heart Rate, Blood Pressure and QT Interval for Healthy Subjects Who Received Placebo in Phase 1 Trials

Mukul Minocha, Hong Li, Yi‐Lin Chiu, David Carter, Ahmed A. Othman
2019 Clinical and Translational Science  
This work characterized the time-course, circadian rhythm, and inherent variability in key cardiovascular variables (heart rate, corrected QT interval, and systolic and diastolic blood pressure) that are  ...  An independent nonlinear mixed-effects model was developed for each variable, and combinations of cosine functions were used to capture circadian oscillations.  ...  The authors thank Allison Kitten and Amy Rohrlack for providing support in formatting the manuscript. Funding. This work was funded by AbbVie.  ... 
doi:10.1111/cts.12640 pmid:31021448 pmcid:PMC6742942 fatcat:nvrgwl4wqbd2dodmazmd4bruau

Differing Administration Time-Dependent Effects of Aspirin on Blood Pressure in Dipper and Non-Dipper Hypertensives

R. C. Hermida, D. E. Ayala, C. Calvo, J. E. Lopez, A. Mojon, M. Rodriguez, J. R. Fernandez
2005 Hypertension  
The timed administration of low-dose aspirin could thus provide a valuable approach, beyond prevention of cardiovascular disease, in the blood pressure control of patients with mild hypertension.  ...  Ambulatory blood pressure was measured for 48 hours at baseline and after 3 months of intervention.  ...  Acknowledgments This research was supported in part by grants from Xunta de Galicia (PGIDIT03-PXIB-32201PR), Química Farmacéutica Bayer, and Vicerrectorado de Investigación, University of Vigo.  ... 
doi:10.1161/01.hyp.0000172623.36098.4e pmid:16087788 fatcat:e3k7wq5eundqhlsllsoec225ci

Administration Time-Dependent Effects of Valsartan on Ambulatory Blood Pressure in Hypertensive Subjects

R. C. Hermida, C. Calvo, D. E. Ayala, M. J. Dominguez, M. Covelo, J. R. Fernandez, A. Mojon, J. E. Lopez
2003 Hypertension  
The highly significant blood pressure reduction after 3 months of treatment with valsartan (PϽ0.001) was similar for both treatment times (17.0 and 11.3 mm Hg reduction in the 24-hour mean of systolic  ...  Blood pressure was measured by ambulatory monitoring every 20 minutes during the day and every 30 minutes at night for 48 consecutive hours before and after 3 months of treatment.  ...  influences blood pressure (BP) regulation.  ... 
doi:10.1161/01.hyp.0000084855.32823.da pmid:12874091 fatcat:uvgkqh3h5nh63i2mau25ndccdi

Diurnal variation of inflammatory plasma proteins involved in pain

Hajer Jasim, Anders Carlsson, Björn Gerdle, Malin Ernberg, Bijar Ghafouri
2019 PAIN Reports  
The circadian variations in the plasma proteome stress the need to collect blood samples of both patients and controls at a fixed time of the day.  ...  Proteomics is a powerful approach for biochemical research because it directly studies the main functional components of biochemical systems.  ...  The authors have no conflict of interest to declare.  ... 
doi:10.1097/pr9.0000000000000776 pmid:31875183 pmcid:PMC6882578 fatcat:h3hoyvwoabaorosoppysjucouu


2007 International Journal of Bifurcation and Chaos in Applied Sciences and Engineering  
The first part describes methods of cardiovascular physics, especially data analysis and modeling of noninvasively measured biosignals, with the aim to improve clinical diagnostics and to improve the understanding  ...  Applications of nonlinear data analysis and modeling tools are various and outlined in the second part of this tutorial: monitoring-, diagnosis-, course and mortality prognoses as well as early detection  ...  The authors acknowledge financial support by the EU Network of Excellence Grant No.  ... 
doi:10.1142/s0218127407019093 fatcat:q5msf4nxcbcwnn24dlzhrfg5xq

Mineralocorticoid Receptor Activation Contributes to the Supine Hypertension of Autonomic Failure

Amy C. Arnold, Luis E. Okamoto, Alfredo Gamboa, Bonnie K. Black, Satish R. Raj, Fernando Elijovich, David Robertson, Cyndya A. Shibao, Italo Biaggioni
2015 Hypertension  
Medications were given at 8:00 pm with blood pressure recorded every 2 hours for 12 hours.  ...  To test this hypothesis, we determined the acute effects of the mineralocorticoid receptor antagonist eplerenone (50 mg, oral) versus placebo on supine blood pressure in a randomized, double-blind, crossover  ...  Acknowledgments We acknowledge the patients who volunteered for these studies and the Vanderbilt Clinical Research Center nurses.  ... 
doi:10.1161/hypertensionaha.115.06617 pmid:26644241 pmcid:PMC4748950 fatcat:tkitetopvrhrnmnqspoafh76g4

Predicting post-experiment fatigue among healthy young adults: Random forest regression analysis

Eun-Young Mun, Feng Geng
2019 Psychological test and assessment modeling  
Not surprisingly, self-reported pre-experiment fatigue was the most important variable (54%) in the prediction of post-experiment fatigue.  ...  Feeling anxious (state anxiety) pre- and post-experiment (3%, 7%), feeling less vigorous post experiment (3%), systolic and diastolic blood pressure (3%, 2%) and LF HRV (2%) assessed at baseline, and self-reported  ...  Ray, and other members of the Sensation and Emotion Lab for their help with data collection.  ... 
pmid:32038903 pmcid:PMC7007183 fatcat:c4mwyssavnf3fed3prqmm5ofje
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