Blake Neuburg , Meghan Gallagher , Melodee Liegl , Amy Y Pan , Anna Palatnik
{"title":"Inpatient versus outpatient management of gestational hypertension or preeclampsia without severe features","authors":"Blake Neuburg , Meghan Gallagher , Melodee Liegl , Amy Y Pan , Anna Palatnik","doi":"10.1016/j.preghy.2024.101173","DOIUrl":"10.1016/j.preghy.2024.101173","url":null,"abstract":"<div><h3>Objective</h3><div>To compare<!--> <!-->maternal and neonatal outcomes in patients diagnosed with gestational hypertension or preeclampsia without severe features by outpatient versus inpatient management.</div></div><div><h3>Materials and methods</h3><div>This was a single center, retrospective, cohort study of patients with hypertensive disorder of pregnancy (HDP) before 37 weeks’ gestation from January 2014 to March 2022. Patients were triaged to inpatient or outpatient management at the discretion of their obstetrician. Patients with an initial presentation of severe features were excluded. Bivariate and multivariate analyses were used to compare the primary outcome, severe maternal morbidity (SMM) as defined by one or more of the 21 CDC maternal morbidity identifiers, and the secondary outcomes of maternal ICU admission, development of severe features, placental abruption, time from diagnosis to giving birth, preterm birth < 37 weeks, low birthweight (<2500 g), 5-minute Apgar score < 7, and stillbirth.</div></div><div><h3>Results</h3><div>A total of 272 patients met the inclusion criteria with 229 (84.2 %) being managed outpatient and 43 (15.8 %) managed inpatient. In univariate analysis, outpatient management was associated with lower incidence of SMM, an increased interval from diagnosis of HDP to giving birth, an increased interval to onset of severe features, and a lower incidence of maternal ICU admission. In multivariate analysis, outpatient management remained associated with lower odds of SMM, (aOR 0.18, 95 % CI 0.05–0.59) and improved neonatal outcomes with lower incidence of 5-minute APGAR score less than 7 (aOR 0.32, 95 % CI 0.13–0.82), low birth weight (aOR 0.37 95 % CI 0.17–0.79), and preterm birth (aOR 0.31, 95 % CI 0.15–0.67).</div></div><div><h3>Conclusion</h3><div>Outpatient management of HDP was associated with lower rates of SMM and adverse maternal and neonatal outcomes. While not all confounding factors were measured, the clinical decision regarding HDP management settings was associated with good diagnostic capability.</div></div>","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"39 ","pages":"Article 101173"},"PeriodicalIF":2.5,"publicationDate":"2024-12-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142814275","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anna C.M. Kluivers , Rugina I. Neuman , Bhanu Kalra , Ajay Kumar , Willy Visser , A.H. Jan Danser , Langeza Saleh
{"title":"Glycosylated fibronectin as a biomarker for preeclampsia and preeclampsia-related complications","authors":"Anna C.M. Kluivers , Rugina I. Neuman , Bhanu Kalra , Ajay Kumar , Willy Visser , A.H. Jan Danser , Langeza Saleh","doi":"10.1016/j.preghy.2024.101177","DOIUrl":"10.1016/j.preghy.2024.101177","url":null,"abstract":"<div><h3>Objectives</h3><div>To evaluate glycosylated fibronectin (GlyFn) as a novel biomarker for preeclampsia and preeclampsia-related complications, and to compare GlyFn to traditional biomarkers, including soluble Fms-like tyrosine kinase-1 (sFlt-1) and placental growth factor (PlGF).</div></div><div><h3>Study Design</h3><div>Secondary analysis of a prospective cohort study (n = 524) with suspected preeclampsia (control), gestational hypertension (GH), or confirmed preeclampsia/hemolysis, elevated liver enzymes and low platelets syndrome (PE/HELLP).</div></div><div><h3>Main outcome Measures</h3><div>GlyFn levels in PE/HELLP versus control and GH. Its association with preeclampsia-related complications, and its added value on top of a traditional model incorporating gestational age, proteinuria, parity, and blood pressure. A comparison of all GlyFn-related performances versus those of sFlt-1 and PlGF.</div></div><div><h3>Results</h3><div>A significant elevation in GlyFn levels in patients with GH and PE/HELLP was observed versus control. Notably, GlyFn displayed positive correlations with sFlt-1 and the sFlt-1/PlGF ratio, and a negative correlation with PlGF. GlyFn alone outperformed the traditional model in predicting maternal but not fetal complications. This pattern was also observed for sFlt-1, PlGF and their ratio. Combining GlyFn with the traditional model, enhanced the C-index for maternal complications. However, the GlyFn/PlGF ratio, when added to the traditional model, yielded the best results for predicting fetal complications in the overall cohort. In women with a GA < 37 weeks, the latter combination also showed the best predictive value for predicting maternal complications.</div></div><div><h3>Conclusions</h3><div>GlyFn is a novel biomarker for PE diagnosis and its complications, particularly at GA < 37 weeks. Prospective studies should evaluate to what degree it outperforms traditional biomarkers.</div></div>","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"39 ","pages":"Article 101177"},"PeriodicalIF":2.5,"publicationDate":"2024-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142814290","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Effectiveness of calcium supplementation in the prevention of gestational hypertension: A systematic review and meta-analysis of randomised controlled trials","authors":"Qing Zhu, Qin Yu, Mengyao Liu, Yongqing Wei","doi":"10.1016/j.preghy.2024.101174","DOIUrl":"10.1016/j.preghy.2024.101174","url":null,"abstract":"<div><h3>Background</h3><div>Gestational hypertension and related disorders, such as preeclampsia, pose significant risks to maternal and foetal health. Calcium supplementation has been proposed as a preventive measure, but its effectiveness remains debated. This review assess the impact of calcium supplementation in prevention of gestational hypertension.</div></div><div><h3>Methods</h3><div>A comprehensive literature search was conducted across multiple databases, including Scopus, EMBASE, PubMed, Web of Science, CINAHL, Cochrane CENTRAL, from inception to July 2024. Eligibility criteria included studies involving pregnant women at risk of gestational hypertension, comparing calcium supplementation to control group, and reporting on outcomes such as preeclampsia, pregnancy-induced hypertension, HELLP syndrome, preterm birth, and maternal mortality. Data were analysed using a random-effects inverse-variance model to calculate pooled risk ratios (RRs) and assess heterogeneity using Cochran’s Q and I2 statistics. Publication bias was evaluated using funnel plots and Egger’s test.</div></div><div><h3>Results</h3><div>22 studies with 39,270 individuals were included. Most studies had higher risk of bias. Calcium supplementation significantly reduced the risk of preeclampsia (pooled RR = 0.606, 95 %CI: 0.483–0.761, p < 0.001) and pregnancy-induced hypertension (pooled RR = 0.870, 95 %CI: 0.759–0.996, p = 0.044). However, it showed no significant effect on HELLP syndrome, preterm birth, or mortality. Heterogeneity was moderate to substantial across outcomes, and publication bias was detected for preterm birth and pregnancy-induced hypertension.</div></div><div><h3>Conclusion</h3><div>Calcium supplementation during pregnancy significantly reduces the risk of preeclampsia and pregnancy-induced hypertension, highlighting its value as a cost-effective intervention for improving maternal health. These findings support integrating calcium supplementation into prenatal care strategies, particularly for populations with low dietary calcium intake.</div></div>","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"38 ","pages":"Article 101174"},"PeriodicalIF":2.5,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142747540","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Aspirin resistance in pregnancy is associated with reduced interleukin-2 concentration in maternal serum: A letter","authors":"Avir Sarkar, Kritika Singh, Madhav Raheja, Prathamesh Lanjewar","doi":"10.1016/j.preghy.2024.101175","DOIUrl":"10.1016/j.preghy.2024.101175","url":null,"abstract":"","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"38 ","pages":"Article 101175"},"PeriodicalIF":2.5,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142781513","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Jesus Serrano-Lomelin , Graeme N. Smith , Sandra T. Davidge , Meghan Riddell , Radha Chari , Susan Crawford , Jeffrey A. Bakal , Maria B. Ospina
{"title":"Associations of Diabetes, Mental Health, and Asthma with Hypertensive Disorders of Pregnancy: A Population-based Case-Control Study in Alberta, Canada","authors":"Jesus Serrano-Lomelin , Graeme N. Smith , Sandra T. Davidge , Meghan Riddell , Radha Chari , Susan Crawford , Jeffrey A. Bakal , Maria B. Ospina","doi":"10.1016/j.preghy.2024.101172","DOIUrl":"10.1016/j.preghy.2024.101172","url":null,"abstract":"<div><h3>Objective</h3><div>To explore direct and indirect associations of diabetes, mental health, and asthma diagnosed before or during pregnancy with gestational hypertension (GH) or preeclampsia (PE).</div></div><div><h3>Study design</h3><div>This population-based case-control study conducted in Alberta, Canada, analyzed perinatal registry data from primiparous pregnant women aged 16 years and above, with no prior hypertension history, during the period 2010 to 2013. Cases of GH and PE were matched on gestational age with a random sample of controls at a 1:3 ratio.</div></div><div><h3>Main outcome measures</h3><div>We examined the presence of type 2 diabetes mellitus (T2DM) or gestational diabetes, depression, anxiety, and asthma diagnoses within five years before and during pregnancy. To estimate direct and indirect associations between these diagnoses and GH and PE, we used multivariable logistic and mediation models, adjusting for covariates.</div></div><div><h3>Results</h3><div>The analysis included 18,381 women (3,443 GH cases, 1,152 PE cases, and 13,786 controls). We found a direct association between anxiety during pregnancy and GH (adjusted Odds Ratio [aOR] 2.18, 95 % confidence interval (CI) 1.43–3.31). Depression before pregnancy increased the odds of anxiety during pregnancy (aOR 4.78, 95 % CI 2.89–7.92) resulting in an indirect effect on GH (aOR 3.63, 95 % CI 1.67––7.87). For PE, we observed direct associations with pre-pregnancy T2DM (aOR 1.58, 95 % CI 1.12–2.24), gestational diabetes (aOR 1.28, 95 % CI 1.04–1.56), and asthma during pregnancy (aOR 2.23, 95 % CI 1.41–3.51).</div></div><div><h3>Conclusion</h3><div>These findings highlight the interplay of mental health factors in influencing GH and underscore the clinical importance of diabetes and asthma in the pathogenesis of PE.</div></div>","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"38 ","pages":"Article 101172"},"PeriodicalIF":2.5,"publicationDate":"2024-11-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142705222","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ana Filipa Ferreira , Joana Araújo , Maria João Azevedo , Francisca Saraiva , Sílvia O. Diaz , Carla Sousa , Ana Paula Machado , Benedita Sampaio-Maia , Carla Ramalho , Adelino F. Leite-Moreira , António Sousa Barros , Mário Santos , Inês Falcão-Pires
{"title":"Cardiovascular remodelling and reverse remodelling during pregnancy and postpartum: Looking at the right side","authors":"Ana Filipa Ferreira , Joana Araújo , Maria João Azevedo , Francisca Saraiva , Sílvia O. Diaz , Carla Sousa , Ana Paula Machado , Benedita Sampaio-Maia , Carla Ramalho , Adelino F. Leite-Moreira , António Sousa Barros , Mário Santos , Inês Falcão-Pires","doi":"10.1016/j.preghy.2024.101171","DOIUrl":"10.1016/j.preghy.2024.101171","url":null,"abstract":"<div><h3>Background</h3><div>Considering the limited information available on right cardiac remodelling during gestation, we aimed to characterise the right cardiovascular (CV) remodelling and reverse remodelling (RR) induced by pregnancy and postpartum, respectively, and the impact of perinatal CV risk (CVR) factors on these processes.</div></div><div><h3>Methods</h3><div>This prospective cohort was recruited at two tertiary centres during 2019–2022, including 51 healthy pregnant women and 79 with perinatal CVR factors. Participants were evaluated by transthoracic echocardiography during pregnancy (1st[1T] and 3rd[3T] trimesters) and postpartum (one-month[PP1], six-months[PP2], and one-year postpartum[PP3]). Generalised linear mixed-effects models were used for statistical analysis.</div></div><div><h3>Results</h3><div>Similar enlargement of the right atrium (RA) and right ventricle (RV) dimensions was observed throughout pregnancy, normalising at PP2 values similar to PT1. This anatomical postpartum recovery was accompanied by an increase of RV global longitudinal strain, being statistically significant in perinatal CVR group. Interestingly, at 3T, this group revealed lower RV and RA strain compared to healthy participants. Despite both groups maintained preserved RV systolic function from 1T to PP3, a significant reduction of TAPSE and tricuspid S’ velocity was observed at PP1. Concomitantly, all participants showed a significant increase of E/A at the same time-point, suggesting the recovery of diastolic deterioration seen from 1T to 3T that was persistingly higher in the perinatal CVR group througout the postpartum. Constant pulmonary artery systolic pressure (PASP) was documented throughout follow-up time, showing consistently higher values in the perinatal CVR group. All these echocardiographic index changes were within the normality range.</div></div><div><h3>Conclusion</h3><div>This study described subtle right cardiac changes within the normal/physiological range, recovering six-months after delivery. Coexisting perinatal CVR factors seem to affect the magnitude of RV diastolic function changes, PASP and myocardial deformation without any impact on other RV systolic function indexes.</div></div>","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"38 ","pages":"Article 101171"},"PeriodicalIF":2.5,"publicationDate":"2024-11-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142695959","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Winter S. Bruner , Robert L. Davis , Nicole Bush , Kaja Lewinn , W. Alex Mason , Claire L. Simpson
{"title":"Effect of fetal apolipoprotein L1 genotype and vitamin D deficiencies on preeclampsia risk","authors":"Winter S. Bruner , Robert L. Davis , Nicole Bush , Kaja Lewinn , W. Alex Mason , Claire L. Simpson","doi":"10.1016/j.preghy.2024.101166","DOIUrl":"10.1016/j.preghy.2024.101166","url":null,"abstract":"<div><h3>Background</h3><div>Preeclampsia is a hypertensive disorder in pregnancy known to increase the risk of mortality and other pregnancy-related issues, such as prematurity. Currently, there no known prophylactics or treatment options available for preeclampsia. More research is needed to better understand factors that increase preeclampsia risk. Vitamin D deficiency is consistently associated with developing preeclampsia. In addition to micronutrient deficiency, the presence of two fetal apolipoprotein L1 high-risk variants are also associated with preeclampsia risk. We hypothesized that a potential additive effect between high-risk apolipoprotein L1 genotype status and nutritional deficiencies would place individuals at a higher risk of developing preeclampsia.</div></div><div><h3>Objective (s)</h3><div>The objective of this study was to determine the risk of developing preeclampsia in African American women with vitamin D deficiency and maternal/fetal high-risk apolipoprotein L1 genotype.</div></div><div><h3>Study Design</h3><div>This was a case-control study using a subset of 999 African American mother and infant pairs collected from the Conditions Affecting Neurocognitive Development and Learning in Early Childhood cohort in Memphis, TN. We performed multiple logistic regression to examine the association of preeclampsia with 2nd and 3rd trimester vitamin D concentrations. Concentrations were dichotomized into high or low categories. Vitamin D deficiency was defined as a concentration less than 20 ng/mL. Further analyses assessed whether maternal or fetal apolipoprotein genotype status modified the association between vitamin D association and preeclampsia. The reference group included individuals with both high vitamin D and low-risk apolipoprotein genotype.</div></div><div><h3>Results</h3><div>Pregnancies with low vitamin D in the 3rd trimester were at an increased risk for preeclampsia (odds ratio 2.10; 95 % confidence interval 1.09–4.12; P-value, 0.03). Risk for preeclampsia was greatest among pregnancies with fetal high-risk genotype and low vitamin D levels in the 2nd trimester (odds ratio, 2.79; 95 % confidence interval, 1.06–6.83; P-value, 0.03) and 3rd trimester (odds ratio 6.40; 95 % confidence interval 2.07–19.18; P-value, <0.01).</div></div><div><h3>Conclusion(s)</h3><div>Our significant findings suggest that the risk of preeclampsia associated with low vitamin D levels, especially during the 3rd trimester, is magnified by the presence of fetal high-risk apolipoprotein L1 genotype.</div></div>","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"38 ","pages":"Article 101166"},"PeriodicalIF":2.5,"publicationDate":"2024-11-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142695960","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Klara Palm , Catherine Cluver , Eduard Langenegger , Stephen Tong , Susan Walker , Henrik Imberg , Roxanne Hastie , Lina Bergman
{"title":"Circulating concentrations of pro-inflammatory cytokines in preeclampsia with varying disease severity","authors":"Klara Palm , Catherine Cluver , Eduard Langenegger , Stephen Tong , Susan Walker , Henrik Imberg , Roxanne Hastie , Lina Bergman","doi":"10.1016/j.preghy.2024.101168","DOIUrl":"10.1016/j.preghy.2024.101168","url":null,"abstract":"<div><h3>Objectives</h3><div>To assess whether plasma concentrations of the circulating inflammatory proteins Interleukin-6 (IL-6), Vascular Cell Adhesion Molecule-1 (VCAM-1) and C-Reactive Protein (CRP) are increased in women with preeclampsia with end-organ complications, compared with women with preeclampsia without end-organ complications.</div></div><div><h3>Study design</h3><div>We used samples from a large prospective biobank collection (Preeclampsia Obstetric Adverse Event biobank), and two large, randomized preeclampsia therapeutic treatment trials. All samples were collected in Cape Town, South Africa. The last plasma sample collected prior to birth was analyzed for IL-6, VCAM-1 and CRP concentrations. We categorized cases according to disease severity and compared circulating levels of these analytes. Covariate adjustment was performed.</div></div><div><h3>Results</h3><div>183 women were included. Compared with women without end-organ complications (n = 119), those with preeclampsia with two or more end-organ complications (n = 15) had a 4.9-fold (95 % CI, 1.81–13.09, p = 0.001) increase in IL-6 and a 1.7-fold (95 % CI, 1.11–2.72, p = 0.012) increase in VCAM-1 plasma concentrations. Comparing women with two or more end-organ complications to those with one end-organ complication (n = 49), plasma concentrations of IL-6 were 3.2-fold (95 % CI, 1.18–8.39, p = 0.018) increased, while there was no statistically significant difference for VCAM-1 (1.2-fold higher, 95 % CI, 0.79–1.91, p = 0.50). Plasma concentrations of CRP did not differ between the groups.</div></div><div><h3>Conclusions</h3><div>Plasma concentrations of IL-6 and VCAM-1, but not CRP, were increased among women with preeclampsia and end-organ complications, compared with women without end-organ complications. IL-6 and VCAM-1 could be drivers of disease in preeclampsia and potentially useful to identify women at high risk of severe disease.</div></div>","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"38 ","pages":"Article 101168"},"PeriodicalIF":2.5,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142692465","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Saije K. Endacott , Cassandra Brennan , Richard G.S. Kahl , Oyepeju M. Onifade , Kym M. Rae , Eugenie R. Lumbers , Kirsty G. Pringle , The Gomeroi Gaaynggal Advisory Committee
{"title":"Soluble (pro)renin receptor (s(P)RR) levels in women carrying Aboriginal and/or Torres Strait Islander babies; the Gomeroi Gaaynggal study","authors":"Saije K. Endacott , Cassandra Brennan , Richard G.S. Kahl , Oyepeju M. Onifade , Kym M. Rae , Eugenie R. Lumbers , Kirsty G. Pringle , The Gomeroi Gaaynggal Advisory Committee","doi":"10.1016/j.preghy.2024.101169","DOIUrl":"10.1016/j.preghy.2024.101169","url":null,"abstract":"<div><h3>Objective</h3><div>To determine the levels of soluble (pro)renin receptor (s(P)RR) in women carrying Aboriginal and/or Torres Strait Islander (First Nations) babies and investigate whether s(P)RR levels change in women who have complicated pregnancies.</div></div><div><h3>Study Design</h3><div>Cross-sectional analysis of data (2010–2018). Data/samples were from the Gomeroi Gaaynggal Study, a longitudinal cohort study based on Gomeroi/Kamilaroi lands (Tamworth), NSW, Australia. Third trimester samples (blood/urine) were collected from pregnant women carrying a First Nations baby (N = 188).</div></div><div><h3>Methods/Main outcome measures</h3><div>Plasma s(P)RR and markers of kidney function (plasma: creatinine, urea and cystatin C; urinary: creatinine, protein, albumin, angiotensinogen, nephrin and Na/K) were measured by enzyme-linked immunosorbent assay or standardised pathology procedures as needed.</div></div><div><h3>Results</h3><div>Soluble (P)RR was detected in plasma of women in the cohort (median: 19.86 ng/mL; IQR: 12.52–26.8). Soluble (P)RR levels correlated positively with maternal plasma creatinine (P = 0.0001) and gestational age in the third trimester (P = 0.002). Levels of s(P)RR tended to positively correlate with urinary protein/creatinine (P = 0.04) and nephrin/creatinine (P = 0.03). Soluble (P)RR levels tended to be higher in women who birthed prematurely (P = 0.06). Soluble (P)RR levels did not change with other pregnancy complications or outcomes (preeclampsia, GDM or small or large for gestational age birth).</div></div><div><h3>Conclusions</h3><div>Soluble (P)RR is present in the plasma of pregnant women carrying First Nations babies and is correlated with known urinary biomarkers of renal function. Increased maternal s(P)RR levels may be associated with increased risk of preterm birth.</div></div>","PeriodicalId":48697,"journal":{"name":"Pregnancy Hypertension-An International Journal of Womens Cardiovascular Health","volume":"38 ","pages":"Article 101169"},"PeriodicalIF":2.5,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142692763","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}