Home blood pressure monitoring in paediatric chronic hypertension
E A Furusawa1, U D Filho, V H Koch
1Pediatric Nephrology Unit, Instituto da Criança do Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, São Paulo, Brazil. erika.furusawa@icr.usp.br
Insights
Home blood pressure monitoring (HBPM) is a reliable method for evaluating hypertension in children and adolescents. This study found HBPM comparable to office blood pressure measurements, supporting its use in managing pediatric hypertension.
Area of Science:
- Pediatric Nephrology
- Cardiovascular Research
- Hypertension Management
Background:
- Accurate blood pressure (BP) measurement is crucial for diagnosing and managing arterial hypertension.
- Home blood pressure monitoring (HBPM) offers a patient-centered approach to BP assessment.
- Validating HBPM in pediatric populations is essential for clinical practice.
Purpose of the Study:
- To compare office blood pressure (BP) measurements with home blood pressure monitoring (HBPM) in children and adolescents diagnosed with chronic arterial hypertension.
- To assess the reliability and consistency of HBPM over a 14-day period in a pediatric cohort.
- To determine if HBPM is an acceptable methodology for evaluating BP in hypertensive children and adolescents.
Main Methods:
- A 14-day home blood pressure monitoring (HBPM) protocol was implemented for 40 children and adolescents (mean age 12.1 years) with chronic arterial hypertension.
- Patients or guardians performed three daytime and three night-time BP measurements daily, with 1-minute intervals.
- Systolic blood pressure (SBP) and diastolic blood pressure (DBP) data from HBPM were compared against office BP readings.
Main Results:
- Average systolic HBPM (daytime and night-time) showed no significant difference compared to average office BP.
- Average diastolic HBPM (daytime and night-time) was statistically lower than office BP readings.
- While individual diastolic BP differences declined over the study, mean daytime and night-time SBP and DBP remained stable, indicating consistent HBPM readings.
Conclusions:
- Home blood pressure monitoring (HBPM) is confirmed as an acceptable and stable methodology for BP evaluation in hypertensive children and adolescents.
- HBPM provides valuable data that complements traditional office BP measurements for managing pediatric hypertension.
- Further research may explore the clinical implications of lower diastolic HBPM readings compared to office measurements.
Abstract:
Blood pressure (BP) measurement is the basis for the diagnosis and management of arterial hypertension. The aim of this study was to compare BP measurements performed in the office and at home (home blood pressure monitoring, HBPM) in children and adolescents with chronic arterial hypertension. HBPM was performed by the patient or by his/her legal guardian. During a 14-day period, three BP measurements were performed in the morning or in the afternoon (daytime measurement) and in the evening (night-time measurement), with 1-min intervals between measurements, totalling six measurements per day. HBPM was defined for systolic blood pressure (SBP) and diastolic blood pressure (DBP) values. HBPM was evaluated in 40 patients (26 boys), mean age of 12.1 years (4-18 years). SBP and DBP records were analysed. The mean differences between average HBP and doctor's office BP were 0.6+/-14 and 4+/-13 mm Hg for SBP and DBP, respectively. Average systolic HBPM (daytime and night-time) did not differ from average office BP, and diastolic HBPM (daytime and night-time) was statistically lower than office BP. The comparison of individual BP measurements along the study period (13 days) by s.d. of differences shows a significant decline only for DBP values from day 5, on which difference tends to disappear towards the end of the study. Mean daytime and night-time SBP and DBP values remained stable throughout the study period, confirming HBPM as an acceptable methodology for BP evaluation in hypertensive children and adolescents.
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