2013
Maintained consciousness during witnessed asystole after spinal anesthesia for Cesarean section
Rajput K, Woehlck H, Riess M. Maintained consciousness during witnessed asystole after spinal anesthesia for Cesarean section. F1000Research 2013, 2: 11. DOI: 10.12688/f1000research.2-11.v1.Peer-Reviewed Case Reports and Technical NotesSpinal anesthesiaCesarean sectionSupine positionHeart rateHigh mortalityOnset of asystoleElective cesarean sectionCerebral blood flowRegular sinus rhythmLoss of consciousnessSpontaneous cardiac activityApgar scoreCerebral hypoxiaVenous poolingCardiac arrestEpinephrine administrationHealthy patientsSinus rhythmVenous bloodLower incidenceCerebral vasculatureBlood flowVagal toneChest compressionsResuscitative drugs
2011
Blunted vagal reactivity predicts stress-precipitated tobacco smoking
Ashare RL, Sinha R, Lampert R, Weinberger AH, Anderson GM, Lavery ME, Yanagisawa K, McKee SA. Blunted vagal reactivity predicts stress-precipitated tobacco smoking. Psychopharmacology 2011, 220: 259-268. PMID: 21938416, PMCID: PMC3260347, DOI: 10.1007/s00213-011-2473-3.Peer-Reviewed Original ResearchConceptsAd lib smokingLF/HFVagal reactivityHF-HRVAbstinent smokersVagal toneSmoking behaviorSmoking cessation outcomesHigh-frequency heart rate variabilityHigh-frequency HRVBaseline HF-HRVHeart rate variabilityScript-driven imageryAltered stress responseTobacco smokingAutonomic functionConclusionsThe current findingsCessation outcomesSympathovagal balanceSmokingRate variabilityAutonomic reactivitySmokersRelapseCurrent findings
2008
Prediction of Cardiovascular Death using a Novel Heart Rate Recovery Parameter
HADLEY DM, DEWEY FE, FREEMAN JV, MYERS JN, FROELICHER VF. Prediction of Cardiovascular Death using a Novel Heart Rate Recovery Parameter. Medicine & Science In Sports & Exercise 2008, 40: 1072-1079. PMID: 18460999, DOI: 10.1249/mss.0b013e318167665a.Peer-Reviewed Original ResearchConceptsDuke treadmill scoreHeart rate recoveryHR increaseCV mortalityVagal toneCardiovascular causesCardiovascular deathPeak exerciseLowest tertileTreadmill scoreCox analysisClinical parametersMaximal exerciseSympathetic influencesExercise indexRate recoveryVagal influencePrognostic measurementMortalityPatientsRecovery variablesNormal scoresScoresExerciseRecovery parametersPhysiology and functioning: Parents’ vagal tone, emotion socialization, and children’s emotion knowledge
Perlman SB, Camras LA, Pelphrey KA. Physiology and functioning: Parents’ vagal tone, emotion socialization, and children’s emotion knowledge. Journal Of Experimental Child Psychology 2008, 100: 308-315. PMID: 18486947, DOI: 10.1016/j.jecp.2008.03.007.Peer-Reviewed Original ResearchConceptsChildren's emotion knowledgeEmotion knowledgeSocialization behaviorsEmotion socialization behaviorsEmotional facial expressionsFamily emotional expressivenessVagal toneEmotion socializationEmotional expressivenessEmotional developmentCardiac vagal toneFacial expressionsSocialization variablesLaboratory sessionsParentsPhysiological regulationToneChildrenFunctioningBehaviorSocializationSessionsExpressivenessKnowledgeFindings
2001
Responses to Laboratory Psychosocial Stress in Postpartum Women
Altemus M, Redwine L, Leong Y, Frye C, Porges S, Carter C. Responses to Laboratory Psychosocial Stress in Postpartum Women. Biopsychosocial Science And Medicine 2001, 63: 814-821. PMID: 11573030, DOI: 10.1097/00006842-200109000-00015.Peer-Reviewed Original ResearchConceptsSystolic blood pressureBlood pressurePostpartum womenCardiac vagal toneHeart rateNonlactating womenVagal controlVagal toneParasympathetic nervous system toneHigher systolic blood pressurePsychological stressDiastolic blood pressureEarly follicular phaseHealthy control womenAutonomic nervous systemTrier Social Stress TestAllopregnanolone levelsControl womenAdrenal axisLower cardiac vagal toneFollicular phaseControl subjectsMenstrual cycleSocial Stress TestEffect of lactationLymphocyte responses to stress in postpartum women: relationship to vagal tone
Redwine L, Altemus M, Leong Y, Carter C. Lymphocyte responses to stress in postpartum women: relationship to vagal tone. Psychoneuroendocrinology 2001, 26: 241-251. PMID: 11166487, DOI: 10.1016/s0306-4530(00)00049-4.Peer-Reviewed Original ResearchConceptsPoke-weed mitogenLymphocyte responsesLymphocyte proliferationVagal toneImmune responseNon-postpartum womenCellular immune responsesLymphocyte proliferation responseCardiac vagal toneBlood pressureHPA axisPostpartum womenFollicular phaseParturient womenVagal systemHeart rateProliferation responseEndocrine measuresWeed mitogenStress-induced changesPhytohemagglutininWomenAutonomic measuresBottlefeedingRegression analysis
1994
Effect of athletic training on heart rate variability
Sacknoff D, Gleim G, Stachenfeld N, Coplan N. Effect of athletic training on heart rate variability. American Heart Journal 1994, 127: 1275-1278. PMID: 8172056, DOI: 10.1016/0002-8703(94)90046-9.Peer-Reviewed Original ResearchConceptsHeart rate variabilityRate variabilityParasympathetic toneControl subjectsHeart diseaseVagal activityBaseline parasympathetic toneCardiac vagal toneFrequency domain variablesChronic exerciseHabitual exercisePrognostic stratificationVagal toneControl groupEndurance athletesActivity levelsPatientsAthletic trainingAthletesDiseaseToneExerciseAccurate indicatorSubjectsPrognosis
1989
Heart Rate Response to Breath-Hold, Valsalva and Mueller Maneuvers in Obstructive Sleep Apnea
Hanly P, George C, Millar T, Kryger M. Heart Rate Response to Breath-Hold, Valsalva and Mueller Maneuvers in Obstructive Sleep Apnea. CHEST Journal 1989, 95: 735-739. PMID: 2924602, DOI: 10.1378/chest.95.4.735.Peer-Reviewed Original ResearchConceptsVoluntary respiratory maneuversObstructive sleep apneaHR responseSleep apneaRespiratory maneuversMueller maneuverOxygen saturationVagal toneAbsence of hypoxemiaArterial oxygen saturationHeart rate responseObstructive apneaMouth pressureApneaHR changesMale subjectsRate responseBreath holdSimilar durationValsalvaSignificant differencesSignificant correlationOSASMajor determinantWakefulness
1987
Combined echocardiographic and Doppler assessment of fetal congenital atrioventricular block
KLEINMAN C, COPEL J, HOBBINS J. Combined echocardiographic and Doppler assessment of fetal congenital atrioventricular block. BJOG An International Journal Of Obstetrics & Gynaecology 1987, 94: 967-974. PMID: 3689729, DOI: 10.1111/j.1471-0528.1987.tb02271.x.Peer-Reviewed Original ResearchConceptsHeart blockFetal echocardiographyThird-degree heart blockElective caesarean deliveryFetal heart rate monitoringDegree heart blockCongenital atrioventricular blockAtrial activityCaesarean deliveryCaesarean sectionCephalopelvic disproportionFetal bradycardiaAtrioventricular blockDoppler assessmentLate decelerationsAtrial rateHeart rate monitoringVagal toneHeart rate monitorEchocardiographyVariable degreesRate monitoringRate monitorBradycardiaPatients
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