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Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 4

Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 4

Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 4

... means of time- and frequency-domain HRV parameters obtained by the two systems and in relation to foetal gestational age It can be seen in Figure 11 -4 that the foetal heart rate (fHR) and mNN ... summary, after selection of the corresponding 256 s epoch and elimination of ectopic and artifact beats, foetal HRV was evaluated by both the Nevrokard and FEXTRACT In total, 3 74 foetal ECG (fECG) recordings ... ranged from -58.8% to 27.0% while that of HF power ranged from from 4. 4% to 117 .4% (Table 11-3) Discussion In this study, the agreement between two HRV systems was evaluated using the Bland-Altman...
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Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 5

Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 5

... valuable information to the field of non- invasive foetal ECG and to the understanding of the development of the foetal autonomic nervous system via measurement of heart rate variability, it has ... Influence of gestational age and foetal heart rate on the foetal mechanical PR interval J Matern Foetal Neonatal Med 2004; 15( 5): 303-3 05 47 Bonnemeier H, Richardt G, Potratz J, Wiegand UK, Brandes ... rate variability in healthy subjects: effect of age and the derivation of normal ranges for tests of autonomic function Br Heart J 1986; 55 (4): 348 -54 277 O'Leary DS Autonomic mechanisms of muscle...
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Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 3

Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 3

... 38 .544.8 1.6 (1 .3) 1 .31 .9 11 23 (629) 9671279 >27 -32 49 38 6 (1 73) 33 8 435 54.4 (10.2) 51.557.2 31 1 (1 43) 27 135 1 43. 8 (9.1) 41 .34 6.4 1 .3 (0.5) 1.21.5 1141 (524) 9941289 >32 - 27 -32 49 139 .5 (12.1) 136 .1142.9 433 .3 (37 .0) 422.94 43. 7 26.7 (10.2) 23. 829.6 17.0 (8.5) 14.619.4 8.7 (6.2) 6.910.4 >32 - ...
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Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 2

Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periods 2

... 47.4 52. 1 22 9.8 (23 .3) 22 2. 923 6.8 354.1 (37.8) 3 42. 7365.4 123 .2 (23 .8) 116.1130 .2 >27 - 32 49 48.0 (9.8) 44.651.5 111.6 (17 .2) 105.5117.7 51.1 (9.1) 48.553.7 23 1.4 (25 .3) 22 3. 723 9.1 353.0 ( 42. 0) ... >=37 20 -24 >=37 44 53 1 02 110 47 53 22 4 24 3 344 368 124 1 52 Foetal Magnetocardiography (MCG) Abboud *2 Taylor*3 Horigome#1 - - - 75-154 39- 52 205 -28 4 - 92 105 41 55 24 2 25 9 381 393 41 54 22 3 24 7 ... (ms) 20 0 400 300 160 140 120 100 female female 80 20 0 male 18 -22 wks >27 - 32 wks >22 -27 wks >=37 wks > 32- 27 - 32 wks >22 -27 wks >=37 wks > 32- ...
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Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periodsb 1

Assessment and quantification of foetal electrocardiography and heart rate variability of normal foetuses from early to late gestational periodsb 1

... studies……………………… 31 Chapter Heart rate variability …………………………………… 35 Definition of heart rate variability ………………………………… 36 History of heart rate variability …………………………………… 36 Measurement of heart rate variability …………………………… ... spectrum and results on Nevrokard software …… 18 1 Figure 11 -4 Time-domain HRV from Nevokard and F-EXTRACT ……… 18 5 Figure 11 -5 Frequency-domain HRV from Nevokard and F-EXTRACT …… 18 6 Figure 11 -6 Bland-Altman ... male and female foetuses ………… 16 5 Table 11 -1 Time-domain statistics displayed by Nevrokard software … 18 0 Table 11 -2 Bland-Altman analysis (mean difference) ….…………………… 18 8 Table 11 -3 Bland-Altman...
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Báo cáo y học:

Báo cáo y học: " Post traumatic stress symptoms and heart rate variability in Bihar flood survivors following yoga: a randomized controlled study" ppsx

... (tadasana), lateral arc posture (ardhakaticakrasana), hand-to-foot posture (padahastasana), half wheel posture (ardhacakrasana), back-stretching posture (paschimottanasana), half lotus posture (ardha ... (ardha padmasana), moon posture (sasankasana), crocodile posture (makrasana), cobra posture (bhujangasana), locust posture (shalabhasana), shoulder stand posture (sarvangasana), and fish posture ... Janakiramaiah N, Gangadhar BN, Naga Venkatesha Murthy PJ, Harish MG, Subbakrishna DK, Vedamurthachar A: Antidepressant efficacy of Sudarshan Kriya Yoga (SKY) in melancholia: a randomized comparison...
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Báo cáo y học:

Báo cáo y học: "Effect of Acute Administration of an Herbal Preparation on Blood Pressure and Heart Rate in Humans"

... p-synephrine and bitter orange extract will likewise result in increases in heart rate and blood pressure [8-11] The purpose of this study was to determine the effects of the acute administration ... administration of a product containing caffeine from guarana, p-synephrine from C aurantium and a green tea polyphenolic extract on heart rate and blood pressure in mildly overweight human subjects ... properties of p-synephrine (hydroxyl group on the para position of the benzene ring) which is found in C aurantium, and m-synephrine (phenylephrine; with the hydroxyl group on the meta position) which...
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báo cáo hóa học:

báo cáo hóa học: " Evaluation of adaptation to visually induced motion sickness based on the maximum cross-correlation between pulse transmission time and heart rate" docx

... Yambe T, Nitta S: Quantification of emotional reaction based on cross-correlation between pulse wave transmission time and heart rate in the Mayer wave-band J Japan Circ Cont in Med 2004, 25(1):41-49 ... Adaptation occurs with repetitive exposure to the motion that causes the motion sickness [8,9] The repetitive exposure usually improves motion sickness This means that the response of ρmax to the ... pressure and whose frequency components are limited to the Mayer wave-related band, is capable of assessing VIMS On the other hand, an important feature of motion sickness is the adaptation process Adaptation...
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báo cáo hóa học:

báo cáo hóa học: " Effect of predictive sign of acceleration on heart rate variability in passive translation situation: preliminary evidence using visual and vestibular stimuli in VR " ppt

... 0.46 None Yes "Yes" including "childhood" and "occasionally" in Table (no sign and 3500-ms interval conditions) at phases 4, and 10 at p < 0.1, and 5, 6, 7, and at p < 0.05 It also revealed a significant ... Occasionally None Everyday None None Occasionally None None Occasionally Occasionally None None Occasionally Everyday None Occasionally None Everyday None Occasionally Childhood None Childhood None ... possibility of affecting the activation state of the autonomic nervous system by presenting predictive information only when acceleration will occur, rather than constantly signaling the direction of...
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Báo cáo y học:

Báo cáo y học: "Clinical review: A review and analysis of heart rate variability and the diagnosis and prognosis of infection" pps

... infection with heart rate variability analysis Several studies have examined the usefulness of HRV analysis for early diagnosis of infection, particularly in neonates and infants The majority of work ... reduced adaptability associated with a stressed physiologic state and/ or activation of the sympathetic response Nonetheless, alteration of variability offers a clinically useful and quantifiable measure ... variability analysis Variability analysis is essentially a collection of various mathematical and computational techniques that characterize biologic time series with respect to their overall...
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Effects of Minimum Drinking Age Laws Review and Analyses of the Literature from 1960 to 2000

Effects of Minimum Drinking Age Laws Review and Analyses of the Literature from 1960 to 2000

... after the establishment of drinking age laws in New York State Alcsm Clin Exp Res 22: 1443-1449, 1998 COPYRIGHT INFORMATION TITLE: Effects of Minimum Drinking Age Laws: Review and Analyses of the ... 1970s and early 1980s when states were raising the age (Wagenaar, 1993), and today The most recent national survey shows 84% of the U.S population age 18 and over oppose lowering the age from 21 to ... rates of enforcement to prevent alcohol sales to minors Other means to improve implementation of the age- 21 policy, such as efforts to reduce use of WAGENAAR AND TOOMEY false age identification and...
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Báo cáo y học:

Báo cáo y học: " Correction: Frequency, course and correlates of alcohol use from adolescence to young adulthood in a Swiss community survey" ppt

... this article as: Steinhausen et al.: Correction: Frequency, course and correlates of alcohol use from adolescence to young adulthood in a Swiss community survey BMC Psychiatry 2010 10:15 Submit your ... 2009 Accepted: 18 February 2010 Published: 18 February 2010 References Steinhausen H-C, Eschmann S, Heimgartner A, Winkler Metzke C: Frequency, course and correlates of alcohol use from adolescence ... adolescence to young adulthood in a Swiss community survey BMC Psychiatry 2008, 8:5 Pre-publication history The pre-publication history for this paper can be accessed here:http://www biomedcentral.com/1471-244X/10/15/prepub...
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Báo cáo y học:

Báo cáo y học: " Chronic obstructive pulmonary disease, asthma and protective effects of food intake: from hypothesis to evidence?" docx

... IgE, asthma symptoms) and COPD (lung function, COPD symptoms), although the consistency of the evidence is a matter of judgement (see Table 1) Because of the overlap of indicators of asthma and ... fatty acids and trans-fatty acids [6] There is thus support from experimental and observational studies for an association of several dietary factors with indicators of asthma (airway reactivity, ... already taken place may contribute to a better understanding of the protective role of diet in lung disease, provided they focus on the temporal effects of diet and on a careful assessment of the...
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Báo cáo khoa học:

Báo cáo khoa học: "Reproductive performance of Norwegian cattle from 1985 to 2005: trends and seasonality" potx

... semen from bulls of the NRF Figure every 5th year with 1985 (■)2005 percentages of breed (ᮀ) inseminations of first inseminations to and Total number of first inseminations (■) and percentages of ... in 1985 to 73.4% in 2002 (p < 0.001) and then declined to 72.7% in 2005 RR0-3 has increased from 6% in 1985 to 12% in 2005 (p < 0.001) The seasonal variation in NR60 every 5th year from 1985 to ... Reksen O, Tverdal A, Landsverk K, Kommisrud E, Boe KE, Ropstad E: Effects of photointensity and photoperiod on milk yield and reproductive performance of Norwegian red cattle J Dairy Sci 1999,...
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