Search for dissertations about: "heart rate variability"

Showing result 1 - 5 of 98 swedish dissertations containing the words heart rate variability.

  1. 1. Spectral analysis of the heart rate variability a methodological study

    University dissertation from Umeå : Umeå universitet

    Author : Urban Niklasson; Umeå universitet.; [1993]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Heart-rate variability; R-R interval; cardiac autonomic function; spectral analysis; IPFM model;

    Abstract : Heart rate and other cardiovascular variables are not steady but fluctuate over time. The evolution of computer technology the last 2 decades has made detailed analysis of the fluctuations possible and has focused the attention to the information content of the variability. READ MORE

  2. 2. Towards Heart Rate Variability Tools in P-Health Pervasive, Preventive, Predictive and Personalized

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Farhad Abtahi; KTH.; Karolinska Institutet.; Karolinska Institutet.; [2016]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Medicinsk teknologi; Medical Technology; Heart Rate Variability; Cholinergic Anti-inflammatory Pathway; Autonomic Nervous System; Vagal activity; Biofeedback; Gamification; Serious Gaming; Inflammatory Markers; Raspberry PI;

    Abstract : Hjärtfrekvensvariabilitet (HRV) har senaste tiden rönt en hel del uppmärksamhet och flera teknikerför analys av HRV i tids- resp. frekvensområdet samt medels icke-linjära metoder har utvecklats. READ MORE

  3. 3. Heart rate variability and pacemaker treatment in children with Fontan circulation

    University dissertation from Umeå : Umeå universitet

    Author : Jenny Alenius Dahlqvist; Umeå universitet.; [2019]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Congenital heart disease; Fontan circulation; heart rate variability; pacemaker; sinus node dysfunction; pediatrik; Pediatrics; kardiologi; Cardiology;

    Abstract : Background: Fontan surgery is performed in children with univentricular heart defects. Arrhythmias are frequent complications, occasionally requiring pacemaker treatment. Previous data regarding indications and risk factors for pacemaker treatment in Fontan patients is limited and conflicting. READ MORE

  4. 4. Women's hearts ischaemic heart disease and stress management in women

    University dissertation from Umeå : Folkhälsa och klinisk medicin

    Author : Maria Claesson; Umeå universitet.; [2006]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Medicine; ischaemic heart disease; women; cognitive-behavioural therapy; psychosocial risk factors; inflammation; leptin; haemostasis; fibrinolysis; insulin resistance; HRV; ischemic heart disease; cognitive behavioral therapy; heart rate variability; chd; cvd; cad; Medicin; MEDICINE Dermatology and venerology; clinical genetics; internal medicine; MEDICIN Dermatologi och venerologi; klinisk genetik; invärtesmedicin; Medicine; medicin;

    Abstract : Acute myocardial infarction (AMI), caused by ischaemic heart disease (IHD), is a leading cause of death in both men and women in the western society. Hypertension, diabetes, and smoking are examples of well-known risk factors of IHD, but also there are psychosocial factors, such as stress, vital exhaustion (unusual fatigue, irritability, and demoralization) and depression that have been associated with an increased risk in both genders. READ MORE

  5. 5. Psycho-physiological reactions to violent video gaming Experimental studies of heart rate variability, cortisol, sleep and emotional reactions in teenage boys

    University dissertation from Stockholm : Department of Psychology, Stockholm University

    Author : Malena Ivarsson; Stockholms universitet.; [2014]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; video gaming; media violence; autonomic nervous system; heart rate variability; HPA axis; cortisol; sleep quality; emotional reactions; desensitization; teenagers; psykologi; Psychology;

    Abstract : Playing violent video games may provoke aggression. Psycho-physiological methods may provide knowledge about the underlying psychological processes. Most previous studies have been performed in laboratory settings at daytime with adults. READ MORE