Arterial stiffness and blood pressure increase in pediatric kidney transplant recipients
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Arterial stiffness and blood pressure increase in pediatric kidney transplant recipients. / Sugianto, Rizky Indrameikha; Ostendorf, Karen; Bauer, Elena; von der Born, Jeannine; Oh, Jun; Kemper, Markus J; Buescher, Rainer; Schmidt, Bernhard M W; Memaran, Nima; Melk, Anette.
in: PEDIATR NEPHROL, Jahrgang 38, Nr. 4, 04.2023, S. 1319-1327.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Arterial stiffness and blood pressure increase in pediatric kidney transplant recipients
AU - Sugianto, Rizky Indrameikha
AU - Ostendorf, Karen
AU - Bauer, Elena
AU - von der Born, Jeannine
AU - Oh, Jun
AU - Kemper, Markus J
AU - Buescher, Rainer
AU - Schmidt, Bernhard M W
AU - Memaran, Nima
AU - Melk, Anette
N1 - © 2022. The Author(s).
PY - 2023/4
Y1 - 2023/4
N2 - BACKGROUND: Pulse wave velocity (PWV) is a measure of arterial stiffness. We investigated PWV and blood pressure (BP) to determine to what extent BP changes contribute to arterial stiffness, and secondly, to identify influencing factors on BP in children after kidney transplantation.METHODS: Seventy children ≥ 2.5 years post-transplantation with at least two PWV measurements were included. Changes of systolic (Δ SBP) and diastolic BP (Δ DBP) were classified into "stable/decreasing," "1-10 mmHg increase," and " > 10 mmHg increase." Linear mixed modeling for PWV z-score (PWVz) adjusted either for Δ SBP or Δ DBP was performed. An extended dataset with monthly entries of BP, immunosuppression, and creatinine was obtained in 35 participants over a median of 74 months to perform linear mixed modeling for SBP and DBP.RESULTS: PWVz increased with a rate of 0.11/year (95% CI 0.054 to 0.16). Compared to participants with stable BP, those with 1-10-mmHg SBP and DBP increase showed a higher PWVz of 0.59 (95% CI 0.046 to 1.13) and 0.86 (95% CI 0.43 to 1.30), respectively. A > 10-mmHg BP increase was associated with an even higher PWVz (SBP β = 0.78, 95% CI 0.22 to 1.34; DBP β = 1.37, 95% CI 0.80 to 1.94). Female sex and participants with lower eGFR showed higher PWVz. In the extended analysis, DBP was positively associated with cyclosporin A and everolimus trough levels.CONCLUSIONS: A higher increase of PWV is seen in patients with greater BP increase, with higher cyclosporin A and everolimus trough levels associated with higher BP. This emphasizes the role of BP as a modifiable risk factor for the improvement of cardiovascular outcome after transplantation. A higher resolution version of the Graphical abstract is available as Supplementary information.
AB - BACKGROUND: Pulse wave velocity (PWV) is a measure of arterial stiffness. We investigated PWV and blood pressure (BP) to determine to what extent BP changes contribute to arterial stiffness, and secondly, to identify influencing factors on BP in children after kidney transplantation.METHODS: Seventy children ≥ 2.5 years post-transplantation with at least two PWV measurements were included. Changes of systolic (Δ SBP) and diastolic BP (Δ DBP) were classified into "stable/decreasing," "1-10 mmHg increase," and " > 10 mmHg increase." Linear mixed modeling for PWV z-score (PWVz) adjusted either for Δ SBP or Δ DBP was performed. An extended dataset with monthly entries of BP, immunosuppression, and creatinine was obtained in 35 participants over a median of 74 months to perform linear mixed modeling for SBP and DBP.RESULTS: PWVz increased with a rate of 0.11/year (95% CI 0.054 to 0.16). Compared to participants with stable BP, those with 1-10-mmHg SBP and DBP increase showed a higher PWVz of 0.59 (95% CI 0.046 to 1.13) and 0.86 (95% CI 0.43 to 1.30), respectively. A > 10-mmHg BP increase was associated with an even higher PWVz (SBP β = 0.78, 95% CI 0.22 to 1.34; DBP β = 1.37, 95% CI 0.80 to 1.94). Female sex and participants with lower eGFR showed higher PWVz. In the extended analysis, DBP was positively associated with cyclosporin A and everolimus trough levels.CONCLUSIONS: A higher increase of PWV is seen in patients with greater BP increase, with higher cyclosporin A and everolimus trough levels associated with higher BP. This emphasizes the role of BP as a modifiable risk factor for the improvement of cardiovascular outcome after transplantation. A higher resolution version of the Graphical abstract is available as Supplementary information.
U2 - 10.1007/s00467-022-05611-4
DO - 10.1007/s00467-022-05611-4
M3 - SCORING: Journal article
C2 - 36094669
VL - 38
SP - 1319
EP - 1327
JO - PEDIATR NEPHROL
JF - PEDIATR NEPHROL
SN - 0931-041X
IS - 4
ER -