ライフサイエンスコーパス: heart rate variability

1 and r=0.00, respectively for heart rate and heart rate variability).

2 lipids, fecal SCFAs, blood pressure, or 24-h heart rate variability.

3 ed cardiac autonomic function and changes in heart rate variability.

4 rrelated to an objective measure of emotion, heart rate variability.

5 ained ventricular arrhythmias, and increased heart rate variability.

6 utonomic balance was assessed by determining heart rate variability.

7 of constipation, gastric emptying time, and heart rate variability.

8 ered cue-related insula activity and reduced heart rate variability.

9 lations typically seen in blood pressure and heart rate variability.

10 rence in cardiac conduction, arrhythmias, or heart rate variability.

11 -users of antidepressants, on heart rate and heart rate variability.

12 mbulatory ECG monitoring for arrhythmias and heart rate variability.

13 poor recovery of fear-induced suppression of heart rate variability.

14 cardiac phase, nor individual differences in heart rate variability.

15 tinal fundus photography, and an analysis of heart rate variability.

16 M(10) exposure was inversely associated with heart rate variability.

17 n-invasive endothelial function studies, and heart rate variability.

18 on produced increased heart rate and reduced heart rate variability.

19 phenotypes similar to CNC, including altered heart rate variability.

20 val (995+/-45 to 670+/-35 ms), and abolished heart rate variability.

21 trol mechanisms may contribute to changes in heart rate variability.

22 een measures of intrinsic cognitive load and heart rate variability.

23 arasympathetic nervous system as measured by heart rate variability.

24 d parasympathetic nervous system activity by heart rate variability.

25 een sedation levels in ICU patients based on heart rate variability.

26 ctivity measured by changes in instantaneous heart-rate variability.

27 Heart rate variability, a common and easily measured ind

28 , individual differences in autonomic state (heart rate variability, a proxy measure of autonomic bal

29 d relative power of a high frequency band of heart rate variability (adjusted odds ratio, 1.05; p < 0

30 leus predicted the magnitude of reduction in heart rate variability after induction.

31 entricular ejection fraction, lean mass, and heart rate variability (all p < 0.05 vs. control subject

32 ctivation of sgACC/25 reduces vagal tone and heart rate variability, alters cortisol dynamics during

33 ein) modify PM(2.5)-associated reductions in heart rate variability among 23 young male workers (mean

34 ar to aggravate particle-related declines in heart rate variability among workers.

35 Change in the high-frequency band of heart rate variability, an estimate of parasympathetic o

36 Natural pacing of the heart results in heart rate variability, an indicator of good health and

37 Previous research that used heart rate variability analysis alone to understand chan

38 on 96-hr neurologic outcomes and survival by heart rate variability analysis in a pig model of prolon

39 Heart rate variability analysis revealed sympathetic pre

40 In this study we used heart rate variability analysis to determine the effect

41 vagal modulation by 8-15%, as determined by heart rate variability analysis, and decreased 24-h urin

42 A significant correlation between 4-hr heart rate variability and 96-hr cerebral performance ca

43 Patients with PAF had very low heart rate variability and a prolonged QTc at baseline (

44 Heart rate variability and ambient arrhythmia activity w

45 in-13 reduced blood pressure, and normalized heart rate variability and baroreflex sensitivity in TGA

46 Continuous measurements of heart rate variability and baroreflex sensitivity in the

47 Using continuous measurements of heart rate variability and baroreflex sensitivity we aim

48 Autonomic impairment, as measured by heart rate variability and baroreflex sensitivity, is si

49 us system function was assessed according to heart rate variability and baroreflex sensitivity.

50 Instantaneous (SD1) and long-term (SD2) heart rate variability and circadian rhythm analyzed via

51 Heart rate variability and dietary data were obtained be

52 Heart rate variability and plasma catecholamine levels w

53 p between cardiac measures (mean heart rate, heart rate variability and QT interval variability) and

54 ormalized QT variance, and coherence between heart rate variability and QT variability have been meas

55 associated with rapid changes in measures of heart rate variability and repolarization.

56 Mean heart rate variability and respiratory rate variability

57 Our results suggest that both heart rate variability and respiratory rate variability

58 lows for uncovering a greater restoration of heart rate variability and respiratory rate variability

59 d its interruption on continuously monitored heart rate variability and respiratory rate variability

60 We aim to explore whether sedation reduces heart rate variability and respiratory rate variability

61 ress event (sham clipping) and compared with heart rate variability and salivary cortisol.

62 For the entire sample, SBR correlated with heart rate variability and salivary cortisol.

63 Basal cardiovascular activity, including heart rate variability and sympathovagal balance, which

64 raphy revealed suppressed interictal resting heart-rate variability and episodes of ictal bradycardia

65 decrease in the high-frequency component of heart rate variability, and a 1.2% increase in QT durati

66 related with decreased resting HR, increased heart rate variability, and enhanced sensitivity to the

67 Using indices of heart rate variability, and high- and low-frequency powe

68 , urinary retention, dilated pupils, reduced heart rate variability, and impaired catecholamine respo

69 heir effects on cholesterol, blood pressure, heart rate variability, and inflammation.

70 Frequency of arrhythmias, heart rate variability, and markers of cardiac repolariz

71 influence cardiac autonomic tone and reduce heart rate variability, and may increase the risk of car

72 blunted poststress recovery in systolic BP, heart rate variability, and monocyte chemoattractant pro

73 ess autonomic monitors to record heart rate, heart rate variability, and movement in infants and pare

74 ECG-MI, high QRS nondipolar voltage, reduced heart rate variability, and QT prolongation (in the card

75 tions between alpha7 level, vagally mediated heart rate variability as an indirect reflection of CAP

76 PM and the high-frequency (HF) component of heart rate variability as modified by the presence or ab

77 of the hypothalamic-pituitary-adrenal axis), heart rate variability (as a marker of the sympathovagal

78 zations; higher resting heart rate and lower heart rate variability associated with both outcomes.

79 Inverse PM(10)-heart rate variability associations were strongest for t

80 The normal increase in high-frequency heart rate variability at night was absent or blunted in

81 There was no difference in heart rate variability between the 1-year and 2-year pos

82 effects of air pollution on blood pressure, heart rate variability, blood lipids, and biomarkers of

83 lation of air pollutants affects heart rate, heart rate variability, blood pressure, vascular tone, b

84 In the CAD patients, LF and HF heart rate variability both correlated with average BFR

85 so prolonged QTc (to 463+/-7 ms) and reduced heart rate variability but did not significantly change

86 y-inventory, observer rating, coefficient of heart rate variability (C_HRV), and salivary cortisol.

87 sure to particulate air pollutants decreases heart rate variability, causes ST-segment depression and

88 tended to result in greater improvements in heart rate variability compared with placebo (p = 0.052)

89 tended to result in greater improvements in heart rate variability compared with sertraline (p = 0.0

90 Heart rate variability components were analyzed for the

91 In the clinic, heart rate variability continues to be a useful tool in

92 icrom in aerodynamic diameter in relation to heart rate variability, controlling for potential confou

93 lated pollutants on systolic blood pressure, heart rate variability, corrected QT interval, low densi

94 The two indices of heart rate variability correlated with an index of ocula

95 we investigate a possible mechanism by which heart rate variability could protect against cardiac arr

96 Time- and frequency-domain heart rate variability demonstrated significant decrease

97 lected based on the patient's heart rate and heart rate variability, derived from the patient's ECG.

98 The preserved heart rate variability during postresuscitation hypother

99 ion syndrome experienced greater increase in heart rate variability during sedation interruption (p <

100 90 minutes after stress, and high-frequency heart rate variability during stress were also assessed.

101 nsula activity significantly correlated with heart rate variability during the task.

102 stiffness, low (LF)- and high (HF)-frequency heart rate variability, ECG monitoring, and the plasma m

103 al variations in the methionine cycle affect heart rate variability either independently or by modify

104 rdiovascular biomarkers included measures of heart rate variability, endothelial function, baroreflex

105 rosclerosis, oxidative stress, inflammation, heart rate variability, energy metabolism, and increased

106 data, consisting of an individual's labeled heart rate variability epochs from the preceding 24 hour

107 All patients underwent Holter ECG and heart rate variability evaluation at baseline and at 3,

108 ess-induced interleukin-6 and high-frequency heart rate variability explained 15.5% and 32.5% of the

109 Fetal heart rate variability (FHRV) emerges from influences of

110 of the heart rate ([Formula: see text]) and heart rate variability ([Formula: see text]).

111 ed TEN produced a significant suppression of heart rate variability, galvanic skin conductance, and s

112 None of the autonomic tests (heart rate variability, heart rate turbulence, barorefle

113 ocardiography measure of PNS (high frequency heart rate variability; HF-HRV).

114 activity [normalized high frequency power of heart rate variability (HFn)] were evaluated using GLM a

115 e levels of interleukin-6 and high-frequency heart rate variability, higher rmPFC stress reactivity w

116 metry), cardiac function (echocardiography), heart rate variability (Holter electrocardiography), bod

117 We analyzed trajectories of heart rate variability (HRV) 1 h before and after ischem

118 Heart rate (HR), heart rate variability (HRV) [rMSSD, SD1, HF (ms(2))] an

119 mplexity analysis is derived from non-linear heart rate variability (HRV) analysis and has shown exce

120 Conventional heart rate variability (HRV) analysis, and complexity in

121 complexity analysis, derived from non-linear heart rate variability (HRV) analysis, has been proposed

122 equivalent (V(E)/V(O(2))), heart rate (HR), heart rate variability (HRV) and arterial haemoglobin sa

123 nd genetic and environmental correlations of heart rate variability (HRV) and baroreceptor reflex sen

124 Although heart rate variability (HRV) and baroreflex sensitivity

125 s late after the Fontan operation, employing heart rate variability (HRV) and baroreflex sensitivity.

126 Heart rate variability (HRV) and CAEP were evaluated bef

127 mparing time and frequency domain changes in heart rate variability (HRV) and electrocardiographic re

128 ds for analyzing the interaction between the heart rate variability (HRV) and electroencephalography

129 the effects of VNS on metabolic parameters, heart rate variability (HRV) and LV function in obese-in

130 Heart rate variability (HRV) and pulse rate variability

131 Frequency domain measures of heart rate variability (HRV) are associated with adverse

132 ion sample whether individuals with impaired heart rate variability (HRV) are at increased risk of de

133 Heart rate and heart rate variability (HRV) are mainly determined by th

134 Heart rate variability (HRV) as an indirect autonomic as

135 of cardiac autonomic modulation assessed by heart rate variability (HRV) during 14-month expeditions

136 Decreased heart rate variability (HRV) has been associated with fu

137 ic nervous system functioning as measured by heart rate variability (HRV) has been associated with po

138 Reduced heart rate variability (HRV) has been suggested as a pos

139 ssed left ventricular function (LVF) and low heart rate variability (HRV) identify patients at risk o

140 based on frequency-domain characteristics of heart rate variability (HRV) in 24-hour Holter recording

141 ined whether temperature was associated with heart rate variability (HRV) in a Boston, Massachusetts,

142 tes </=2.5 microm in diameter (PM(2.5)) with heart rate variability (HRV) in an occupational cohort (

143 MAE) on inhibitory control and resting-state heart rate variability (HRV) in children with Attention-

144 Thus, we examined heart rate variability (HRV) in healthy (n = 34), dysmen

145 Depression is associated with low heart rate variability (HRV) in patients following myoca

146 ts of effortful swallowing maneuver (ESM) on heart rate variability (HRV) in subjects with neurogenic

147 considered as the in vitro equivalent of the heart rate variability (HRV) in vivo.

148 rdiac autonomic function was evaluated using heart rate variability (HRV) indices, cardiovascular aut

149 Decreased heart rate variability (HRV) is a major risk factor for

150 Heart rate variability (HRV) is a valid and non-invasive

151 duced cardiac vagal control reflected in low heart rate variability (HRV) is associated with greater

152 omic function that is clinically assessed by heart rate variability (HRV) is involved in tumorigenesi

153 extract features from ECGs including simple heart rate variability (HRV) metrics, commonly used sign

154 icating that the latter adequately contained heart rate variability (HRV) oscillations.

155 Heart rate variability (HRV) predicts cardiac death and

156 Heart rate variability (HRV) provides indices of autonom

157 Heart rate variability (HRV) provides insight into cardi

158 was obtained from power spectral analysis of heart rate variability (HRV) recordings.

159 Abnormal heart rate variability (HRV) reflects autonomic dysfunct

160 The correlation of healthy states with heart rate variability (HRV) using time series analyses

161 We measured blood pressure, heart rate, and heart rate variability (HRV) via 3-h continuous electroc

162 Heart rate variability (HRV) was examined in 50 patients

163 Participant's heart rate variability (HRV) was measured, and they rate

164 roduct (RPP) oxygen saturation (SpO(2)), and heart rate variability (HRV) were measured at rest, midp

165 Five-minute segments of heart rate variability (HRV) were studied using linear r

166 Five-minute recordings of heart rate variability (HRV) were used to assess cardiac

167 ure, we measured resting heart rate (HR) and heart rate variability (HRV) with electrocardiogram, and

168 influence (cardiorespiratory interaction) on heart rate variability (HRV) with heartbeats increasing

169 uence of disinhibited eating and vagal tone (heart rate variability (HRV)) on hunger and the postpran

170 data exist on the prospective association of heart rate variability (HRV), a marker of autonomic func

171 at trauma exposure are associated with lower heart rate variability (HRV), a measure of autonomic fun

172 Decreased heart rate variability (HRV), also a predictor of mortal

173 ter (PM2.5) has been associated with reduced heart rate variability (HRV), an indicator of cardiac au

174 re (DBT), sleeping heart rate (HR), sleeping heart rate variability (HRV), and sleep timing, could be

175 the relationship of a single day measure of heart rate variability (HRV), and the averaged baseline

176 entified eight loci that are associated with heart rate variability (HRV), but candidate genes in the

177 n ANS activity during waking, as measured by heart rate variability (HRV), have been correlated with

178 art rhythm complexity analysis, derived from heart rate variability (HRV), is a powerful tool to quan

179 ervous system (ANS) function, as measured by heart rate variability (HRV), or cortical electroencepha

180 onomic balance with standing, as measured by heart rate variability (HRV), were prospectively associa

181 However, whether low heart rate or heart rate variability (HRV), which are noninvasive meas

182 its substantial variations in time, known as heart rate variability (HRV), which introduces deviation

183 f waveforms, power spectra and variations in heart rate variability (HRV)--all of which are important

184 e circadian variation in heart rate (HR) and heart rate variability (HRV).

185 n a deterministic rhythm due to the inherent heart rate variability (HRV).

186 uld be associated with beneficial changes in heart rate variability (HRV).

187 pathetic stimulation has variable effects on heart rate variability (HRV).

188 change the conventional spectral indices of heart rate variability (HRV).

189 g effects in humans by analyzing astronauts' heart rate variability (HRV).

190 polycyclic aromatic hydrocarbons (PAHs) and heart rate variability (HRV).

191 der men was associated with reduced baseline heart rate variability (HRV, P<0.05); the change in hear

192 Second, participant's heart-rate variability (HRV) - a marker of parasympathet

193 ink to health outcomes has been reported for heart-rate variability (HRV), a marker of physiological

194 We tested whether resting heart-rate variability (HRV), a physiological indicator

195 eased cardiovascular mortality and decreased heart-rate variability (HRV).

196 tegrative physiological parameter of resting heart-rate variability (HRV); low resting HRV indicating

197 a technique to test whether intrinsic fetal heart rate variability (iFHRV) exists and we show the ut

198 We tested whether intrinsic heart rate variability (iHRV), devoid of any external in

199 We measured resting heart rate and heart rate variability in 13,241 adults (45- to 64-years

200 or = 2.5 microm in aerodynamic diameter and heart rate variability in 518 older men from the Normati

201 The authors investigated heart rate and heart rate variability in a large cohort from Brazil, us

202 homeostasis modifies the effect of PM(10) on heart rate variability in a stratified, random sample of

203 latter may be a surrogate marker of abnormal heart rate variability in CAD.

204 tic age acceleration was not associated with heart rate variability in either preterm or term born in

205 availability in the salience network and the heart rate variability in humans.

206 rdial ischaemia and enables the recording of heart rate variability in non-resting conditions.

207 decrease in the high-frequency component of heart rate variability in persons with the wild-type gen

208 PM(2.5) was negatively associated with heart rate variability in subjects with lower intakes, b

209 ement of parasympathetic autonomic function (heart rate variability) in 19 patients with GAD and 21 c

210 ously shown that cardiac uncoupling (reduced heart rate variability) in the first 24 hours of trauma

211 was assessed using noninvasive techniques of heart rate variability; in particular, time domain analy

212 0001) and the ratio of low-to-high frequency heart rate variability increased (0.24; 95% CI: 0.07, 0.

213 93 +/- 10 vs. 96 +/- 10 mmHg, p = 0.025) and heart rate variability increased (high-frequency power:

214 Heart rate variability index was < or =20 U in 363 (29.9

215 A heart rate variability index, reflecting sympathetic and

216 thetic activation (plasma catecholamines and heart rate variability indexes; all P<0.05).

217 high-frequency band in spectral analysis of heart rate variability indicated a better preserved vaga

218 panied by an increase in peak high frequency heart rate variability, indicating an increase in parasy

219 They calculated 5-minute heart rate variability indices and used logarithmically

220 Heart rate variability indices reduced significantly aft

221 ography, cardiac autonomic reflex tests, and heart rate variability indices were performed in 55 pati

222 Mean values of baroreflex sensitivity, heart rate variability, intracranial pressure, arterial

223 mponents showed that HIV+ men had: (1) lower heart rate variability irrespective of VL status, and (2

224 Depressed heart rate variability is a well-established risk factor

225 A contributor to heart rate variability is respiratory sinus arrhythmia o

226 Cardiac function, such as heart rate variability, is abnormal in coronary artery d

227 ognostic tool, it is unclear whether reduced heart rate variability itself is proarrhythmic or if it

228 roreflex sensitivity, heart rate turbulence, heart rate variability, left ventricular end-diastolic d

229 6 +/- 0.2 vs. 0.2 +/- 0.1 low/high frequency heart rate variability (LF/HFHRV )] and cardiac arrhythm

230 ensitivity), short-term spectral analysis of heart rate variability (low frequency/high frequency), a

231 ith increased basal heart rate and decreased heart rate variability (markers of low cholinergic/vagus

232 odynamic diameter during the 48 hours before heart rate variability measurement was associated with a

233 Heart rate variability measurements and gastric emptying

234 the probability of each sedation level from heart rate variability measures derived from the electro

235 Heart rate variability measures remained significantly d

236 omic dysfunction as assessed using overnight heart rate variability measures.

237 parasympathetic function, using time-domain heart rate variability measures.

238 Heart rate variability monitoring has also been suggeste

239 Heart rate variability monitoring is becoming more commo

240 xic and hypercapnic chemosensitivity (n=38), heart rate variability (n=34), baroreflex sensitivity (n

241 ecordings as the high-frequency component of heart rate variability or as the variability of RR inter

242 mal autonomics (high night heart rate or low heart rate variability), or notable device therapy (low

243 er arterial stiffness (P = 0.005), LF and HF heart rate variability (P = 0.004, P = 0.006), and vWf l

244 tivity, depressed low-frequency component of heart rate variability (P<0.0001) and baroreflex sensiti

245 underlying respiratory activity (P<0.001) or heart-rate variability (P=0.002).

246 point was the change in alpha1, a nonlinear heart rate variability parameter, between baseline and 1

247 However, the long-phase heart rate variability parameter, very-low-frequency pow

248 Neither analyzed heart rate variability parameters nor plasma catecholami

249 After ablation, heart rate variability parameters showed a significant p

250 g heart beat cycle length (6%), next-morning heart rate variability parameters, and ectopic beats thr

251 There were no differences in heart rate variability parameters.

252 The low-frequency and high-frequency heart rate variability power declined before the arrhyth

253 Individual differences in heart rate variability predicted magnitude of differenti

254 Increased QTVI because of depressed heart rate variability predicts cardiovascular mortality

255 Although measurements of heart rate variability provide a valuable prognostic too

256 d peripheral autonomic measures (heart rate, heart rate variability, pupil diameter, electrodermal ac

257 Decreased heart rate variability rather than increased QT variabil

258 Low frequency/high frequency heart rate variability ratio was similarly increased in

259 Heart rate variability recovery is impaired in depressed

260 f autonomic activity, we described increased heart rate variability reflecting increased Lfa and to a

261 traffic-related responses on blood pressure, heart rate variability, repolarization, lipids, and infl

262 ntifying stress (cortisol levels, heart rate/heart rate variability) require specialist equipment and

263 mediators of inflammation and reductions in heart rate variability, returning toward baseline levels

264 vation (noradrenaline, rho = 0.26, P = 0.05; heart rate variability, rho = -0.43, P = 0.003), and tre

265 ], p = 0.647) but was associated with higher heart rate variability (SD of normal-to-normal RR interv

266 ferred: signal-averaged electrocardiography; heart rate variability; severe ventricular arrhythmia on

267 ultaneous measurements of pupil dilation and heart-rate variability show that the neurofeedback indee

268 susceptibility to arrhythmias, whereas lower heart rate variability signals a component of autonomic

269 spontaneous heart rate and markedly greater heart rate variability, similar to sick-sinus syndrome i

270 these roles, EHD3-deficient mice demonstrate heart rate variability, sinus pause, and atrioventricula

271 o 10 mg/min IV) while monitoring heart rate, heart rate variability spectra, QT interval, and blood p

272 Electrocardiograms revealed decreased total heart rate variability, stress-induced arrhythmia, and i

273 he asymmetric barrier induced a reduction in heart rate variability, suggesting that this is a more d

274 vary cortisol (hypothalamic pituitary axis), heart rate variability (sympathetic adrenal medullary sy

275 provides a more precise characterization of heart rate variability that can be employed in conjuncti

276 fluctuations in distal body temperature and heart rate variability that consistently anticipate the

277 lone had no significant effect on changes in heart rate variability, the time-domain signal-averaged

278 Heart rate variability, though related to heart rate, as

279 Heart rate variability (time and frequency domain) and a

280 A mathematical model allowed heart rate variability to be partitioned into a componen

281 r hrs after resuscitation, mean RR interval, heart rate variability triangular index, and normalized

282 he final 5 min of each bout was analysed for heart rate variability using fast fourier transformation

283 Heart rate variability was assessed with the Fourier tra

284 Time and frequency domain heart rate variability was calculated in 5-min sections

285 velopment of POAF, total hospital costs, and heart rate variability was compared between groups.

286 The baroreflex was reset in the KO, and heart rate variability was decreased.

287 Heart rate variability was measured by 24-hour ambulator

288 2.5 mum in aerodynamic diameter (PM(2.5)) on heart rate variability was modified by dietary intakes o

289 art rate and cycle length were constant, and heart rate variability was small under control condition

290 ystem function and sympathovagal balance, by heart rate variability, was closely related to both this

291 Heart rate, blood pressure, and heart rate variability were assessed every 30 min and co

292 ce and low frequency/high frequency ratio of heart rate variability were assessed using ECG and blood

293 Markers of heart rate variability were markedly impaired in CRC pat

294 Frequency domain analyses of heart rate variability were performed automatically ever

295 Blood pressure and heart rate variability were registered at day 5 post-MI.

296 ity, plasma norepinephrine, epinephrine, and heart rate variability, were measured.

297 function, which were reflected by decreased heart rate variability, were significantly reduced by nN

298 the autonomous nervous system, as indexed by heart-rate variability, were correlated in a complex man

299 ho failed to mount a significant increase in heart rate variability when sedation was stopped.

300 igher interleukin-6 and lower high-frequency heart rate variability with stress.