Heart Rate Variability in White Coat Hypertension and Essential Hypertension
Heart Rate Variability in White Coat Hypertension and Essential Hypertension
The aim of the study is to investigate heart rate variability in patients with white coat
 hypertension and patients with essential hypertension.
Inclusion Criteria:

 -  age 30-70 years

 -  office BP >150/95 mmHg and 24-h ambulatory BP =/>135/85 mmHg

 -  office BP >150/95 mmHg and 24-h ambulatory BP <135/85 mmHg

 -  office BP <150/95 mmHg and 24-h ambulatory BP <135/85 mmHg

 Exclusion Criteria:

 -  Clinical signs of disease of the heart, lungs, liver, kidneys, brain or endocrine
 organs

 -  neoplastic disease

 -  daily use of medicine

 -  alcohol abuse

 -  abnormal laboratory screening including blood-hemoglobin, blood-white cell count,
 plasma-creatinine, plasma-alanine-amino-transaminases, plasma-albumin, plasma-sodium,
 plasma-potassium, urinary glucose, urinary albumin; electrocardiogram

 -  pregnancy

 -  unwillingness to participate