American journal of perinatology最新文献

{"title":"Gut-Brain Axis in Preterm Infants with Surgical Necrotizing Enterocolitis.","authors":"Parvesh Mohan Garg, Jeffrey Shenberger, Mckenzie Ostrander, Terrie Inder, Padma Parvesh Garg","doi":"10.1055/a-2563-0878","DOIUrl":"10.1055/a-2563-0878","url":null,"abstract":"<p><p>Necrotizing enterocolitis (NEC) affects 5-10% of very-low-birth-weight infants and remains a leading cause of mortality and long-term morbidity. Preterm infants with NEC, especially those requiring surgery, have higher inflammatory markers in the blood, severe white matter abnormalities on brain imaging, and adverse neurodevelopmental outcomes. This review presents current evidence regarding the clinical factors associated with brain injury in preterm infants with necrotizing enterocolitis needing surgical intervention. Studies that evaluate neuroprotective strategies to prevent brain injury are greatly needed to improve neurodevelopmental outcomes in high-risk preterm infants with NEC.</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143668857","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":"FETAL TEI INDEX IN PREGNANCIES WITH INTRAHEPATIC CHOLESTASIS OF PREGNANCY: A CASE-CONTROL STUDY.","authors":"Manuel Guerra, Maria Haye, Ignacio Montaño, Victoria Toro, Nerea Maiz","doi":"10.1055/a-2555-3684","DOIUrl":"10.1055/a-2555-3684","url":null,"abstract":"<p><strong>Objectives: </strong>First, to explore differences in fetal cardiac function in patients with and without intrahepatic cholestasis of pregnancy (ICP) based on the TEI index. Second, to explore a potential correlation between TEI index and bile acid levels in pregnant women with ICP. Thirdly, to study changes in the TEI index of fetuses from pregnant women with ICP after administration of ursodeoxycholic acid (UDCA).</p><p><strong>Methods: </strong>This is a prospective observational case-control study conducted at Hospital Clínico San José and Clínica RedSalud Vitacura, both in Santiago, Chile, between April 2018 and October 2020. ICP was defined as palmar-plantar pruritus of nocturnal predominance for more than one week associated with a total bile acid level above 10 μmol/L. Control cases were women with pregnancies scheduled for induction or elective cesarean section between 37 and 40 weeks of gestation according to current protocols. Differences in the TEI index between cases and controls were assessed by the Wilcoxon test. The correlation between the TEI index and bile acid levels was assessed by the Spearman correlation test. Changes in TEI index before and after administration of UDCA were analyzed by the paired samples Wilcoxon test.</p><p><strong>Results: </strong>One hundred and ten women with ICP and 72 controls were included in the Sstudy. Median gestational age at inclusion was 35.9 weeks. Median TEI index was 0.31 (IQR, 0.29-0.36),; this was significantly longer in fetuses of women with ICP ((0.34 vs 0.30, p<0.001). There was a significant correlation between bile acid levels and TEI index (0.584, p<0.001). In 21 fetuses the median TEI index decreased significantly following UDCA administration ((0.40 ms before treatment vs 0.33 after treatment, p=0.001).</p><p><strong>Conclusions: </strong>The TEI index is increased in fetuses of women with ICP. TEI index was significantly correlated with bile acid levels, and administration of UDCA significantly reduced the TEI index.</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143668790","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":"The Sound of Comfort - Neonatal Healthcare Professionals' Perspectives on Music and Other Comfort Measures during Targeted Neonatal Echocardiography.","authors":"Joshua Hazan Mea, Daniela Villegas Martinez, Stephanie Mardakis, Elissa Remmer, Tíscar Cavallé-Garrido, Gabriel Altit","doi":"10.1055/a-2562-1538","DOIUrl":"10.1055/a-2562-1538","url":null,"abstract":"<p><strong>Objective: </strong>Assess healthcare professionals' perspectives on how implemented measures impact patient comfort during targeted neonatal echocardiography (TNE).</p><p><strong>Study design: </strong>Survey distributed to neonatal healthcare professionals at the Montreal Children's Hospital NICU. Responses were collected for four weeks, anonymized and analyzed using descriptive statistics.</p><p><strong>Results: </strong>Of 110 respondents, most believed that scans in general disturbed infants (71%) by increasing the risk of hypothermia (75%) and lability (67%). Key comfort measures identified were warm gel (85%), bundling (80%), and a focused exam (<30 minutes) (80%). Neoclassical music recordings were valued for their calming effect on the infant (73%), parent (44%), and sonographer (39%). Respondents preferred recorded music over other forms of music delivery (53%).</p><p><strong>Conclusion: </strong>Healthcare workers generally agree that scans disturb newborns and that implementing comfort measures, such as music and the cost-efficient bundle used in our NICU, may enhance patient comfort. Further objective studies are needed to validate these findings and assess their impact on neonatal care outcomes Keywords: music, targeted neonatal echocardiography, ultrasound, comfort, neonatology.</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143668860","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":"The Yield of Amnioinfusion in the Prevention of Postpartum Hemorrhage.","authors":"Keren Zloto, Eyal Sivan, Rakefet Yoeli-Ullman, Shali Mazaki-Tovi, Suneet P Chauhan, Michal Fishel Bartal","doi":"10.1055/a-2535-8109","DOIUrl":"10.1055/a-2535-8109","url":null,"abstract":"<p><p>Although amnioinfusion decreases the rate of uterine atony, its effect on postpartum hemorrhage (PPH) is uncertain. This study aimed to assess whether amnioinfusion reduces the risk of PPH in laboring individuals.A retrospective study of all laboring singletons at a tertiary center between January 2013 and December 2022 at ≥34 weeks. Individuals with known major fetal anomalies, stillbirths, or missing delivery records were excluded. The primary outcome was PPH. Neonatal and secondary maternal outcomes were also explored. Adjusted odds ratios (aOR) were estimated using multivariable regression models.Out of 113,816 deliveries during the study period, 83,152 (77.1%) met inclusion criteria, and among them 4,597 (4.03%) had amnioinfusion. Laboring individuals with amnioinfusion were more commonly nulliparous, had more polyhydramnios, oligohydramnios, preeclampsia, gestational diabetes, and fetal growth restriction. Furthermore, individuals with amnioinfusion had a higher rate of labor induction (54.54 vs. 27.8%; <i>p</i> < 0.01) and a higher cesarean rate (36.9 vs. 9.5%; <i>p</i> < 0.01). Following multivariable regression, there was no significant difference in the rate of PPH among individuals who had an amnioinfusion (2.6%) versus those who did not (3.1%; aOR: 0.95, 95% confidence interval [CI]: 0.87, 1.27). The rates of endometritis (aOR: 1.4; 95% CI: 1.04-1.89) and postpartum fever (aOR: 1.70; 95% CI: 1.36-2.12) were higher in those who had amnioinfusion compared with those that did not.Among laboring individuals ≥ 34 weeks, intrapartum amnioinfusion was not associated with a reduction in the rate of PPH and was associated with a higher likelihood of infectious morbidity. · PPH stands as the foremost contributor to maternal mortality.. · There is limited information regarding the yield of amnioinfusion in the reduction of PPH.. · We evaluate whether amnioinfusion reduces the rate of PPH in laboring individuals ≥ 34 weeks..</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143389613","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":"Evaluation of First-Trimester Low Percentile Nuchal Translucency Association with Adverse Perinatal Outcomes and Fetal Congenital Anomalies.","authors":"Mefkure Eraslan Sahin, Erdem Sahin, Mehmet M Kirlangic, Seyma Daglituncezdi Cam, Serhan Kutuk, Havva Can Ozdemir, Emre Genc","doi":"10.1055/a-2544-9078","DOIUrl":"10.1055/a-2544-9078","url":null,"abstract":"<p><p>This study aimed to evaluate the association of first-trimester low percentile nuchal translucency (NT) thickness values with adverse perinatal outcomes and fetal congenital anomalies.In this retrospective study, 2,150 pregnant women who screened first trimester NT and delivered at Kayseri City Hospital were divided into three groups based on their fetal NT thickness percentiles as follows: third percentile NT group (<i>n</i>: 101), 3rd to 10th percentile NT group (<i>n</i>: 242), and 10th to 90th percentile NT group (<i>n</i>: 1,807).First-trimester NT thickness was analyzed in 5 mm intervals according to gestational age, and the mean NT value was 0.76 mm in the third percentile, 0.95 mm in the 3rd to 10th percentile, 1.51 mm in the 50th percentile, and 2.36 mm in the 90th percentile. Fetal birth weight was significantly decreased in the third percentile NT group and 3rd to 10th percentile NT group compared with the 10 to 90th percentile NT group. Small for gestational age, intrauterine growth restriction with abnormal Doppler value and second-trimester spontaneous abortion rates were significantly increased in the third percentile NT group and the 3rd to 10th percentile NT group compared with the 10th to 90th percentile NT group. The study did not find an increased risk for fetal congenital anomalies in the third percentile group or the 3rd to 10th percentile group.The results indicated that first-trimester NT thickness values below the 10th percentile were associated with low fetal birth weight and adverse perinatal outcomes. Additionally, low percentile first-trimester NT thickness was not a risk factor for fetal congenital abnormalities. · First trimester NT screening is a well-explained phenomenon.. · There is little information regarding decreased NT below the 10th percentile.. · NT thickness values below the 10th percentile were associated with adverse perinatal outcomes..</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143656028","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":"Reoperation following Cesarean Birth: An Analysis of Incidence, Indications, and Procedures Using a National Surgical Database.","authors":"Luke P Burns, Jourdan E Triebwasser, Christopher X Hong","doi":"10.1055/a-2542-9318","DOIUrl":"10.1055/a-2542-9318","url":null,"abstract":"<p><p>This study aimed to determine the incidence of reoperation after uncomplicated cesarean birth, describe the types of procedures and indications for reoperation, and identify risk factors associated with reoperation using a national surgical database.A retrospective cross-sectional study was conducted using the American College of Surgeons National Surgical Quality Improvement Program database, encompassing data from January 1, 2019, to December 31, 2021. A total of 43,492 patients who underwent cesarean birth were included. Patients who underwent concurrent nongynecologic procedures or hysterectomies were excluded. The primary outcomes measured were the incidence of unplanned reoperation within 30 days of cesarean birth, types of reoperative procedures, indications for reoperation, and associated risk factors. Statistical analyses included Student's <i>t</i>-test, Wilcoxon rank-sum test, chi-squared test, and multivariable logistic regression.Out of 43,492 cesarean deliveries, 397 (0.9%) required unplanned reoperation. Significant risk factors for reoperation included smoking (adjusted odds ratio [aOR]: 1.96, 95% confidence interval [CI]: 1.49-1.56), hypertension (aOR: 1.83, 95% CI: 1.27-2.62), bleeding disorders (aOR: 2.11, 95% CI: 1.15-3.89), American Society of Anesthesiologists (ASA) class > 3 (aOR: 2.23, 95% CI: 1.29-3.84), and concurrent myomectomy (aOR: 4.39, 95% CI: 1.06-18.2). The most common indications for reoperation were postpartum hemorrhage (47%), wound disruption or infection (18%), and hematoma or hemoperitoneum (14%). The most frequently performed reoperative procedures were exploratory laparotomy without hysterectomy (27%), uterine curettage (23%), and wound debridement or drainage (22%).Reoperation following cesarean birth is a relatively uncommon but significant event, occurring in 0.9% of cases. Key risk factors include smoking, hypertension, bleeding disorders, ASA class > 3, and concurrent myomectomy. This study provides comprehensive data on the clinical characteristics and indications for reoperation following cesarean birth in a diverse, multi-institutional US cohort. The findings highlight the need for enhanced perioperative monitoring and targeted interventions for high-risk patients to improve maternal outcomes. · In this retrospective cross-sectional study of 43,492 cesarean deliveries, the incidence of unplanned reoperation was found to be 0.9%.. · Significant risk factors for reoperation included smoking, hypertension, bleeding disorders, American Society of Anesthesiologists (ASA) class > 3, and concurrent myomectomy at the time of cesarean birth.. · The most common indications for reoperation were postpartum hemorrhage, wound disruption or infection, and hematoma or hemoperitoneum.. · The most common reoperative procedures were exploratory laparotomy without hysterectomy, uterine curettage, and wound debridement or drainage..</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143466552","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":"Comment on \"Surgical Morbidity following Planned Hysterectomy versus Conservative Management for Placenta Accreta Spectrum: A Systematic Review and Meta-analysis\".","authors":"Lakshmi Thangavelu","doi":"10.1055/a-2523-2247","DOIUrl":"10.1055/a-2523-2247","url":null,"abstract":"","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143027732","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":"Evaluating Risk-Adjusted Associations between Prenatal Care Utilization and Obstetric Outcomes in a Commercially Insured Patient Population.","authors":"Adina Rachel Kern-Goldberger, Natalie E Sheils, Rachell Vinculado, Ana Jane Paderanga, David A Asch, Sindhu Srinivas","doi":"10.1055/a-2559-7261","DOIUrl":"10.1055/a-2559-7261","url":null,"abstract":"<p><p>This study examined associations between prenatal care utilization and adverse obstetric outcomes including severe maternal morbidity (SMM), preterm birth, and stillbirth in a large, commercially insured U.S. patient population. This is a retrospective cohort study using an insurance claims database evaluating associations between prenatal care utilization and obstetric outcomes over four years (2017 - 2020). Prenatal care utilization was characterized based on the Adequacy of Prenatal Care Utilization (APNCU) index. The primary outcome was SMM (as per Centers for Disease Control). Secondary outcomes included preterm birth < 37 weeks and stillbirth. Associations between exposure and outcome were investigated using logistic regression models in designated \"low\" and \"medium\" maternal risk groups, defined based on obstetric co-morbidity index (OB-CMI) scores modeled at the time of the first trimester and at delivery. 297,453 patients were included: 78,100 in the sub-group who remained low-risk throughout pregnancy and 49,920 in the sub-group who remained medium-risk. The largest number of patients overall (29.9%) received \"adequate plus\" care, as defined by the APNCU index, while a plurality of low- and medium-risk patients received \"intermediate\" care (35.6% and 29.9%, respectively). 1.77% of patients experienced SMM, 8.63% delivered preterm, and 0.88% had stillbirth. Adjusted analysis comparing volume of prenatal care with these outcomes demonstrated no statistically significant associations, with the exception of preterm birth, which was positively associated with \"adequate\" and \"adequate plus\" care in low- and medium-risk patients. \"Inadequate care\" was not associated with any of the studied outcomes. Overall volume of prenatal care was not associated with a reduction in adverse obstetric outcomes. Clinical quality improvement and health policy efforts to improve prenatal care delivery models may need to bypass adherence to established guidelines in terms of gross visit number as a key metric and instead work to revise practices based on more meaningful clinical outcomes.</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143646874","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":"Time To Hemorrhage Response After Implementation of Obstetric Hemorrhage Bundle.","authors":"Akanksha Srivastava, Michelle Wang, Sara Young, Swetha Tummala, Diana Abbas, Megan Alexander, Lindsey Claus, Ronald Iverson, Ashley Comfort","doi":"10.1055/a-2559-1837","DOIUrl":"10.1055/a-2559-1837","url":null,"abstract":"<p><p>Objective To evaluate the time to uterotonic administration before and after the implementation of an obstetric hemorrhage bundle. Study Design This is a retrospective cohort study of deliveries at an urban tertiary care hospital before and after implementation of an obstetric hemorrhage bundle. Two groups were compared on time from delivery to first dose of postpartum uterotonic intervention. Secondary outcomes included total number of uterotonics, transfusion rates, and utilization of non-uterotonic hemorrhage interventions including uterine artery embolization and balloon tamponade. Results Of the 4,275 deliveries of live births included in this study, 1944 occurred pre-intervention and 2,331 occurred post-intervention. Mean time to oxytocin decreased from 12.2 minutes to 5.9 minutes after implementation of the bundle (p<0.01). Post-intervention deliveries received significantly more second line uterotonics when compared to pre-intervention deliveries (p<0.01). Conclusion Implementation of an obstetric hemorrhage bundle was associated with improved management as reflected in faster and increased delivery of uterotonic interventions for hemorrhage. Future studies should continue to explore the effect of hemorrhage bundle protocols on hemorrhage-related process measures.</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143646886","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":"Recurrence risk of preterm birth in successive pregnancies based on its subtypes.","authors":"Iris T Smith, Michael John Fassett, David A Sacks, Nehaa Khadka, Nana Mensah, Morgan Peltier, Vicki Y Chiu, Fagen Xie, Jiaxiao M Shi, Darios Getahun","doi":"10.1055/a-2552-9058","DOIUrl":"https://doi.org/10.1055/a-2552-9058","url":null,"abstract":"<p><strong>Objective: </strong>Preterm birth (PTB) remains one of the biggest public health challenges with both obstetric and perinatal implications. While a prior PTB is a known risk factor for recurrence, the understanding of the influence of factors such as race/ethnicity, gestational age, PTB subtypes, and interpregnancy intervals (IPI) remains limited. This study aimed to assess whether these factors modify PTB recurrence risk.</p><p><strong>Methods: </strong>We conducted a retrospective cohort study of singleton pregnancies in Kaiser Permanente Southern California (2009-2022) using electronic health record data from 82,610 women with two pregnancies and 14,925 women with three. PTB subtypes, spontaneous (sPTB) and indicated (iPTB), were identified through natural language processing. Logistic regression was used to estimate adjusted odds ratios (aOR) and 95% confidence intervals (CI).</p><p><strong>Results: </strong>A first PTB was associated with a 6-fold increased risk of PTB in the second pregnancy compared to an uncomplicated pregnancy (23.29% vs. 4.98%, respectively; aOR, 5.60, 95% CI: 5.23-5.99). Those with a history of sPTB (aOR: 5.32, 95% CI: 4.87, 5.81) and iPTB (aOR: 8.26, 95% CI: 7.18, 9.50) had increased risk for the same respective subtype at their second pregnancy. PTB recurrence risk persisted across race/ethnicity categories. In women with PTB in both prior pregnancies, the risk for PTB in a third pregnancy was significantly higher (aOR 14.59, 95% CI 11.28-18.88). The recurrence of PTB between 1st and 2nd pregnancy was substantially higher for those who delivered at 20-33 weeks of gestation, regardless of PTB subtype. Non-Hispanic Black and Asian/Pacific Islander women had higher recurrence risk compared to non-Hispanic Whites.</p><p><strong>Conclusion: </strong>These findings highlight disparities in PTB recurrence by race/ethnicity and PTB subtype among a large integrated healthcare system in Southern California, underscoring the need for targeted interventions, particularly for sPTB.</p>","PeriodicalId":7584,"journal":{"name":"American journal of perinatology","volume":" ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143584283","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}