[Evaluation of blood pressure control by repeated ambulatory automatic blood pressure measurements]
F Silhol1, R Gassend, K Bouchlaghem
1CHU Timone, bd Jean-Moulin, 13385 Marseille.
Insights
Automatic blood pressure devices (ABPD) underestimate hypertension control compared to ambulatory blood pressure monitoring (ABPM). ABPM offers a more accurate assessment for optimal blood pressure management.
Area of Science:
- Cardiology
- Hypertension Management
- Medical Device Evaluation
Context:
- Essential hypertension (HTA) affects a significant patient population.
- Accurate blood pressure monitoring is crucial for effective HTA management.
- Current clinical practices may rely on devices with varying accuracy.
Purpose:
- To compare the accuracy of automatic blood pressure devices (ABPD) versus ambulatory blood pressure monitoring (ABPM) in evaluating blood pressure control.
- To determine the percentage of patients with optimal hypertension control using each method.
- To assess the clinical implications of using ABPD versus ABPM for hypertension assessment.
Summary:
- A study involving 41 patients with essential hypertension compared blood pressure readings from two physicians using an ABPD and a 24-hour ABPM.
- ABPD readings showed significantly lower rates of optimal blood pressure control (27%) compared to ABPM (51%).
- Mean blood pressure readings were higher with ABPD (151/81 mmHg, 149/85 mmHg) than with ABPM (131/81 mmHg).
Impact:
- Ambulatory blood pressure monitoring (ABPM) provides a more accurate assessment of blood pressure control in hypertensive patients.
- The findings suggest that reliance on automatic blood pressure devices (ABPD) may lead to an underestimation of hypertension control.
- Improved accuracy in blood pressure measurement can lead to better-tailored antihypertensive treatment strategies and improved patient outcomes.
Unlabelled:
The aim of this study was to compare the evaluation of blood pressure control in using an automatic blood pressure device (ABPD) and an ambulatory blood pressure measurement (ABPM).
Method:
41 patients with essential hypertension (HTA) were screened prospectively from April to June 2000 (22 men and 19 female) mean age 63 years old, 2.6 antihypertensive drug per patient). The blood pressure was randomly measure by 2 physicians with an automatic blood pressure device OMRON 705 CP, 3 times. All the patients had a 24 hours ABPM in the month before and after this measure, without change in medication.
Results:
The mean blood pressure measured was 151/81 mmHg by the first physician, 149/85 mmHg with the physician observer and 131/81 mmHg with the ABPM. The percentage of patient who have an optimal control was significantly less in the ABPD estimation (27% < 140/90 mmHg) than ABPM (Day ABPM < 135/85 mmHg = 51%). In conclusion, the control of hypertension still remains insufficiency even if the utilisation of ABPM may increase the accuracy of that estimation.
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