Association between 24-hour diastolic blood pressure and renal function in patients receiving treatment for essential hypertension

Autor: J Sveceny, J Charvat, K Hrach, M Horackova, O Schück
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Journal of International Medical Research, Vol 47 (2019)
Druh dokumentu: article
ISSN: 0300-0605
1473-2300
03000605
DOI: 10.1177/0300060519867805
Popis: Objectives To evaluate the association between diastolic blood pressure (BP), measured by 24-hour ambulatory blood pressure monitoring (ABPM) and renal function in patients receiving treatment for essential hypertension. Methods In this cross-sectional study, ABPM, transthoracic echocardiography, estimated glomerular filtration rate (eGFR) on the basis of serum cystatin C (eGFRcyst) and the renal resistive index (RRI) were measured in patients with essential hypertension. Results The cohort consisted of 105 patients (39 men, 66 women), with a mean ± SD age of 58 ± 12 years who had been receiving treatment for 11 ± 8 years. 24-hour diastolic BP significantly positively correlated with eGFRcyst and negatively correlated with RRI. No correlation was observed with 24-hour systolic BP values. 24-hour diastolic BP values ≤70 mmHg were associated with eGFRcyst ≤60 ml/min/1.73 m 2 (i.e., decreased GFR). Conclusion 24-hour diastolic BP values were significantly associated with markers of kidney function in patients receiving treatment for essential hypertension and values ≤70 mmHg may be associated with subnormal eGFRcyst.
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