Inclusion Criteria:  Pharmacologically treated hypertensive patients. Office systolic, diastolic blood pressure and heart rate available from the day (+/- 1 month) of ABPM recording. If office BP are not available, please provide first BP measurement from ABPM recording. Availability of at least two valid ABPM recordings in 9-15 months interval. a. Group 1 with the second ABPM during the pandemic period: i. First ABPM (visit 1) obtained 9-15 months before the second ABPM recording, but not later than 31.12.2019 ii. Second ABPM (visit 2) obtained during the pandemic period 01.04.2020 - 31.03.2021 b. Group 2 with both ABPM recordings before the pandemic period: i. First ABPM (visit 1) obtained 9-15 months before the Second ABPM ii. Second ABPM (visit 2) obtained between 01.01.2019 - 31.12.2019  Exclusion Criteria:  Confirmed secondary hypertension. Hypertension in pregnancy. Device based treatment of hypertension. Development of heart failure, cardiac surgery, myocardial infarction, or cancer between ABPM measurements. Parkinson disease. Alcohol or drug abuse.