Pregnancy, High-Risk

  • 文章类型: Journal Article
    背景:这项前瞻性队列研究,从怀孕到产后六个月进行,并以STROBE方法为基础,定量探讨高危孕妇的产前母乳喂养意向与后续母乳喂养结果之间的关系,与低风险妊娠组相比。
    方法:这项研究是在阿提卡最大的公立医院之一进行的,该医院为孕妇提供护理。招募380名参与者,分为高风险(n=200)和低风险(n=180)队列。数据收集时间为20个月(从2020年5月底至2022年1月),从怀孕到产后六个月,通过全面的问卷。
    结果:统计分析显示,两组的产前母乳喂养意向和实际母乳喂养行为之间存在显著的相关性。具体来说,高危人群中81.1%的女性和低危人群中82.5%的女性表达了在怀孕期间纯母乳喂养的意图。产后六个月,54.9%的高风险和64.3%的低风险妊娠组设法维持母乳喂养。延长产前住院时间是一个具有统计学意义的因素(p=0.045),对高危妊娠的纯母乳喂养意愿产生负面影响。
    结论:研究结果阐明了产前意向对母乳喂养结局的关键影响,特别是在高危妊娠中。此外,该研究确定了长期住院对母乳喂养愿望的不利影响.这些见解强调了细微差别的必要性,旨在提高母乳喂养率的支持性干预措施,从而推进符合世界卫生组织建议的孕产妇和新生儿健康目标。
    BACKGROUND: This prospective cohort study, conducted from pregnancy to six months postpartum and grounded in STROBE methodology, quantitatively explores the relationship between antenatal breastfeeding intentions and subsequent breastfeeding outcomes among high-risk pregnant women, compared to a low-risk pregnancy group.
    METHODS: The study was conducted in one of the largest public hospitals in Attica that provides care to pregnant women, enrolling 380 participants divided into high-risk (n = 200) and low-risk (n = 180) cohorts. Data were collected over 20 months (starting from the end of May 2020 until January 2022), spanning from pregnancy to six months postpartum, via comprehensive questionnaires.
    RESULTS: Statistical analysis revealed a pronounced correlation between prenatal breastfeeding intentions and actual breastfeeding behaviors across both groups. Specifically, 81.1% of women in the high-risk group and 82.5% in the low-risk group expressed intentions of exclusively breastfeeding during pregnancy. By six months postpartum, 54.9% of the high-risk and 64.3% of the low-risk pregnancy group managed to sustain breastfeeding. Extended antenatal hospitalization emerged as a statistically significant factor (p = 0.045) negatively impacting exclusive breastfeeding intentions among high-risk pregnancies.
    CONCLUSIONS: The findings illuminate the critical influence of antenatal intentions on breastfeeding outcomes, particularly among high-risk pregnancies. Moreover, the study identifies the detrimental effect of prolonged hospital stays on breastfeeding aspirations. These insights underscore the necessity for nuanced, supportive interventions aimed at bolstering breastfeeding rates, thereby advancing maternal and neonatal health objectives aligned with World Health Organization recommendations.
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  • 文章类型: Journal Article
    背景:数字疗法已被批准作为各种医学病症的治疗辅助手段,并且越来越普遍。尽管有大量研究表明数字治疗干预在预防妊娠期糖尿病(GDM)方面的潜力,迫切需要更高质量的产品,大规模的研究来验证它们的有效性。这种需要是由于以前研究结果的不一致和质量的变化。
    方法:我们提出了一项非随机对照试验,涉及福建省6家妇幼保健院的800名高危孕妇,中国。本研究旨在调查基于数字疗法的生活方式干预在管理GDM高危孕妇健康中的作用和有效性。该研究将比较GDM患病率的差异,接受基于数字治疗的生活方式干预的孕妇与对照组之间的妊娠体重管理和其他与妊娠相关的健康结局。干预措施包括饮食指导,通过智能手机应用程序提供个性化的身体活动计划和生活方式改善策略。主要结果包括妊娠24-28周时GDM的发生率和妊娠体重增加(GWG)。次要结果包括个人生活方式和风险因素的改善,营养问题,实施结果和其他与妊娠相关的结果。
    本试验经福建省妇幼保健院伦理委员会批准(批准号:2023KY046),简阳市妇幼保健院(批准号:A202401),福清市妇幼保健院(批准号:FY2024003),长汀妇幼保健院(批准号:202401),大田妇幼保健院(批准文号:dtfy202401)、泉州市妇幼保健院(批准文号:2024(50))。我们将通过在领先的同行评审期刊上发表文章来传播我们的发现。
    背景:ChiCTR2300071496。
    BACKGROUND: Digital therapeutics have been approved as a treatment aid for various medical conditions and are increasingly prevalent. Despite numerous studies on the potential of digital therapeutic interventions in preventing gestational diabetes mellitus (GDM), there is a critical need for more high-quality, large-scale studies to validate their effectiveness. This need arises from the inconsistencies in results and variations in the quality of previous research.
    METHODS: We propose a non-randomised controlled trial involving 800 high-risk pregnant women in 6 maternity and child health hospitals in Fujian, China. This study aims to investigate the role and effectiveness of digital therapeutics-based lifestyle intervention in managing the health of pregnant women at high risk for GDM. The study will compare the differences in GDM prevalence, pregnancy weight management and other pregnancy-related health outcomes between pregnant women who received digital therapeutics-based lifestyle intervention and those in the control group. The intervention includes dietary guidance, a personalised physical activity programme and lifestyle improvement strategies delivered through a smartphone app. Primary outcomes include the incidence of GDM at 24-28 weeks gestation and gestational weight gain (GWG). Secondary outcomes comprise improvements in individual lifestyle and risk factors, nutritional issues, implementation outcomes and other pregnancy-related outcomes.
    UNASSIGNED: The trial was approved by the Ethics Committee of Fujian Maternity and Child Health Hospital (approval number: 2023KY046), Jianyang Maternity and Child Health Hospital (approval number: A202401), Fuqing Maternity and Child Health Hospital (approval number: FY2024003), Changting Maternity and Child Health Hospital (approval number: 202401), Datian Maternity and Child Health Hospital (approval number: dtfy202401) and Quanzhou Maternity and Child Health Hospital (approval number: 2024(50)). We will disseminate our findings by publishing articles in leading peer-reviewed journals.
    BACKGROUND: ChiCTR2300071496.
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  • 文章类型: Journal Article
    背景:加强母乳喂养实践,即使在富裕国家,大大降低了儿童死亡率。然而,五分之三的新生儿在出生后的第一个小时内没有接受母乳喂养。研究表明,在高风险怀孕的情况下,在开始和维持母乳喂养方面可能存在挑战.高危妊娠出生的婴儿特别容易患病和死亡。尽管母乳喂养是预防各种婴儿和婴儿期后疾病的保护措施,许多母亲在开始或维持母乳喂养时遇到困难,原因是与她们的状况相关的并发症。本研究旨在阐明高危妊娠母亲对母乳喂养的理解和经验。考虑到伊朗的文化和社会背景。
    方法:本研究是一项利用常规内容分析方法的定性研究。在这项定性研究中,将通过有目的和滚雪球抽样选择经历过高风险怀孕并目前有6个月以下婴儿的母亲。他们的母乳喂养经验将通过个人收集,半结构化,和面对面的采访。除了面试,观察组和焦点组也将用于收集数据。数据分析采用Graneheim和Lundman's方法,MAXQDA软件版本10,VERBISoftwareGmbH,柏林。该研究将利用Lincoln和Guba(1985)的有效性和可靠性标准。
    结论:这项定性研究旨在调查高危妊娠母亲母乳喂养的经历和挑战,以查明这一人群中的母乳喂养障碍,并制定解决这些障碍的必要干预措施和策略。
    BACKGROUND: Enhancing breastfeeding practices, even in affluent nations, significantly reduces child mortality rates. Nevertheless, three out of five newborns do not receive breastfeeding within the first hour of birth. Research indicates that under high-risk pregnancy circumstances, there may be challenges in initiating and sustaining breastfeeding. Infants born from high-risk pregnancies are particularly vulnerable to illnesses and mortality. Although breastfeeding serves as a protective measure against various infant and post-infancy ailments, many mothers encounter difficulties in commencing or maintaining breastfeeding due to complications associated with their conditions. The present study aims to illuminate the understanding and experience of breastfeeding in mothers with high-risk pregnancies, considering the cultural and social context of Iran.
    METHODS: This study is a qualitative research utilizing a conventional content analysis approach. In this qualitative study, mothers who have undergone a high-risk pregnancy and currently have infants under 6 months old will be chosen through purposeful and snowball sampling. Their breastfeeding experiences will be gathered through individual, semi-structured, and face-to-face interviews. In addition to interviews, observation and focus groups will also be used to collect data. Data analysis was performed using Graneheim and Lundman\'s method with MAXQDA software version 10, VERBI Software GmbH, Berlin. The study will utilize the criteria of Lincoln and Guba (1985) for validity and reliability.
    CONCLUSIONS: This qualitative study aims to investigate the experiences and challenges of breastfeeding in mothers with high-risk pregnancies to pinpoint breastfeeding barriers in this demographic and develop essential interventions and strategies to address these obstacles.
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  • 文章类型: Journal Article
    评估高危妊娠转诊中心产后预约的错失率,并比较参加和未参加这些预约的产褥期妇女,以确定相关因素。
    这是一项回顾性的横断面研究,计划于2018年在高风险产科服务机构进行产后咨询。用来比较女性的变量是个人的,产科,和围产期。感兴趣的变量是从医院的电子病历中获得的。使用卡方进行统计分析,费希尔的精确,或者Mann-Whitney测试.对于出生间隔的变量,受试者工作特征曲线(ROC)用于最好地辨别患者是否参加了产后咨询.统计学检验的显著性水平为5%。
    共包括2018年计划进行产后咨询的1,629名妇女。产后咨询漏诊率为34.8%。出生间隔较短(p=0.039),以前使用过精神活性物质(p=0.027),当前或以前吸烟(p=0.003),和多胎(p<0.001)与不出勤有关。
    这项研究显示产后预约缺勤率很高。这一点尤其重要,因为它在与临床严重程度或社会脆弱性病例相关的高风险产科服务中得到了证明。这凸显了产褥期妇女在出院前需要新的方法和新的工具,以增加对产后咨询的依从性,特别是对于多胎妇女。
    UNASSIGNED: To assess the rate of missed postpartum appointments at a referral center for high-risk pregnancy and compare puerperal women who did and did not attend these appointments to identify related factors.
    UNASSIGNED: This was a retrospective cross-sectional study with all women scheduled for postpartum consultations at a high-risk obstetrics service in 2018. The variables selected to compare women were personal, obstetric, and perinatal. The variables of interest were obtained from the hospital\'s electronic medical records. Statistical analyses were performed using the Chi-square, Fisher\'s exact, or Mann-Whitney tests. For the variable of the interbirth interval, a receiver operating characteristic curve (ROC) was used to best discriminate whether or not patients attended the postpartum consultation. The significance level for the statistical tests was 5%.
    UNASSIGNED: A total of 1,629 women scheduled for postpartum consultations in 2018 were included. The rate of missing the postpartum consultation was 34.8%. A shorter interbirth interval (p = 0.039), previous use of psychoactive substances (p = 0.027), current or former smoking (p = 0.003), and multiparity (p < 0.001) were associated with non-attendance.
    UNASSIGNED: This study showed a high rate of postpartum appointment non-attendance. This is particularly relevant because it was demonstrated in a high-risk obstetric service linked to clinical severity or social vulnerability cases. This highlights the need for new approaches to puerperal women before hospital discharge and new tools to increase adherence to postpartum consultations, especially for multiparous women.
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  • 文章类型: Journal Article
    目的:本研究的目的是研究高危妊娠孕妇及其配偶的二元应对现状,以及相关因素和合作伙伴之间的相互作用。
    方法:从2022年10月到2023年9月,进行了横断面调查,涉及460对因分娩住院的高危妊娠孕妇及其配偶。这些参与者完成了对二元应对的自我评估,婚姻满意度,感知压力,和自我效能感通过纸质问卷的完成。然后利用相关分析和多元线性回归对收集的数据进行分析。然后使用结构方程模型(SEM)开发了参与者-合作伙伴相互依存模型(APIM),以测试二元关联。
    结果:孕妇更喜欢利用压力性沟通,而他们的配偶采用支持和委托应对。两者都是外部的(如教育水平、就业状况,和医疗保险)和内部(如婚姻满意度,感知压力,和自我效能)因素与孕妇的二元应对有关。教育水平和内部因素也与配偶的二元应对有关。与配偶相比,只能通过婚姻满意度对孕妇产生伴侣效应,所有孕妇的内在因素对配偶的二元应对都起着伴侣效应。
    结论:这项研究的发现有助于识别应对能力不足的人群。促进婚姻满意度,自我效能感,减少感知压力与增强高危妊娠孕妇及其配偶的二元应对能力有关。并建议产前保健对高危妊娠孕妇及其配偶整体进行干预,强调夫妻之间的协作应对和有效的相互支持,而不是单靠配偶支持。
    OBJECTIVE: The objective of this study was to examine the present situation of dyadic coping in pregnant women with high-risk pregnancy and their spouses, as well as the relevant factors and the interactions between partners.
    METHODS: From October 2022 to September 2023, a cross-sectional survey was undertaken, involving 460 pairs of pregnant women with high-risk pregnancy who were hospitalized for childbirth and their accompanying spouses. These participants completed self-assessments on dyadic coping, marital satisfaction, perceived stress, and self-efficacy through the completion of paper questionnaires. The collected data was then subjected to analysis utilizing correlation analysis and multiple linear regression. The actor-partner interdependence model (APIM) was then developed using the structural equation modeling(SEM) to test the binary association.
    RESULTS: Pregnant women preferred to utilize stressful communication, whereas their spouses employed supportive and delegated coping. Both external (such as education level, employment status, and medical insurance) and internal (such as marital satisfaction, perceived stress, and self-efficacy) factors were associated with pregnant women\'s dyadic coping. Education level and internal factors were also associated with the spouses\' dyadic coping. In contrast to spouses, who can only have a partner effect on pregnant women through marriage satisfaction, all pregnant women\'s internal elements played the partner effect on the spouses\' dyadic coping.
    CONCLUSIONS: The study\'s findings help identify populations with inadequate coping ability. Promoting marital satisfaction, self-efficacy, and reducing perceived stress are associated with enhancing the dyadic coping ability of pregnant women with high-risk pregnancy and their spouses. It also suggests that antenatal care should intervene with pregnant women with high-risk pregnancy and their spouses as a whole, and emphasize collaborative coping and effective mutual support between couples rather than spousal support alone.
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  • 文章类型: Journal Article
    本研究旨在评估阿司匹林预防高危孕妇先兆子痫的有效性和最佳剂量。对23项随机对照试验的数据进行了传统和网络荟萃分析,涉及10.547名孕妇。结果表明,阿司匹林显着降低先兆子痫的发生率(OR=0.66,95CI[0.58,0.75]),在80-100mg/天的剂量下观察到最好的预防效果(OR=0.51,95CI[0.36,0.72])。产后出血发生率差异无统计学意义(OR=1.03,95CI[0.79,1.33]),小于胎龄(OR=0.83,95CI[0.50,1.35]),胎盘早剥(OR=0.96,95CI[0.53,1.73]),服用阿司匹林和安慰剂的妇女之间的宫内生长受限(OR=0.63,95CI[0.45,1.86])。不同剂量的阿司匹林显示先兆子痫发病率降低,但各剂量组间疗效无显著差异。安慰剂组和不同阿司匹林剂量组之间的副作用没有显着差异。SUCRA分析表明,80-100毫克/天可能是最佳剂量,优先考虑有效性和最小化副作用。敏感性分析证实了研究结果的稳健性。然而,在解决失去后续行动等问题方面需要改进,报告偏见,和出版偏见。总之,建议使用80-100毫克/天的剂量来预防高危孕妇的先兆子痫,尽管在优化有效性和安全性之间的平衡时,应考虑个人情况。
    This study aimed to assess the effectiveness and optimal dosage of aspirin in preventing preeclampsia in high-risk pregnant women. Traditional and network meta-analyses were conducted on data from 23 randomized controlled trials involving 10 547 pregnant women. The findings demonstrated that aspirin significantly reduced the incidence of preeclampsia (OR = 0.66, 95%CI [0.58, 0.75]), with the best preventive effect observed at a dosage of 80-100 mg/day (OR = 0.51, 95%CI [0.36, 0.72]). No significant differences were found in the occurrence of postpartum hemorrhage (OR = 1.03, 95%CI [0.79, 1.33]), small for gestational age (OR = 0.83, 95%CI [0.50, 1.35]), placental abruption (OR = 0.96, 95%CI [0.53, 1.73]), and intrauterine growth restriction (OR = 0.63, 95%CI [0.45, 1.86]) between women taking aspirin and those taking placebos. Different doses of aspirin showed a reduction in preeclampsia incidence, but there was no significant difference in efficacy between the dosage groups. Side effects did not significantly differ between placebo and different aspirin dosage groups. SUCRA analysis suggested that 80-100 mg/day may be the optimal dosage, prioritizing both effectiveness and minimizing side effects. Sensitivity analysis confirmed the robustness of the findings. However, improvements are needed in addressing issues like loss to follow-up, reporting bias, and publication bias. In conclusion, a dosage of 80-100 mg/day is recommended for preventing preeclampsia in high-risk pregnant women, although individual circumstances should be considered for optimizing the balance between effectiveness and safety.
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  • 文章类型: Journal Article
    目的:确定接受联络精神科医生咨询的高风险产科服务的患者的精神病诊断和治疗。
    方法:一项描述性观察性研究,包括来自麦德林一家高度专业化诊所的高风险产科服务的孕妇,他在2013年至2017年之间进行了联络精神病学咨询。感兴趣的主要变量是精神病和产科诊断和治疗,除了生物心理社会风险因素。
    结果:共筛选了361份医疗记录,248例患者符合纳入标准。主要的精神病诊断是重度抑郁症(29%),其次是适应性障碍(21.8%)和焦虑症(12.5%)。精神病学机构最常用的药物治疗是SSRI抗抑郁药(24.2%),曲唑酮(6.8%)和苯二氮卓类药物(5.2%)。最常见的主要产科诊断是自发分娩(46.4%),主要的继发产科诊断是与妊娠相关的高血压疾病(10.4%),妊娠期糖尿病(9.2%)和复发性流产(6.4%)。总的来说,71.8%的患者有较高的生物心理社会风险。
    结论:研究人群的原发性精神疾病是重度抑郁症,适应障碍和焦虑症,这意味着及时识别这些围产期精神疾病症状的重要性,连同产科和社会风险,在产前咨询中。考虑到母亲和儿童的高生物心理社会风险的负面影响,应鼓励进行精神病学干预。
    OBJECTIVE: To determine the psychiatric diagnoses and treatments of patients admitted to the high-risk obstetric service who underwent a consultation with a liaison psychiatrist.
    METHODS: A descriptive observational study that included pregnant women from the high-risk obstetric service of a highly specialised clinic in Medellín, who had a liaison psychiatry consultation between 2013 and 2017. The main variables of interest were psychiatric and obstetric diagnoses and treatments, in addition to biopsychosocial risk factors.
    RESULTS: A total of 361 medical records were screened, with 248 patients meeting the inclusion criteria. The main prevailing psychiatric diagnosis was major depressive disorder (29%), followed by adaptive disorder (21.8%) and anxiety disorders (12.5%). The pharmacologic treatments most used by the psychiatry service were SSRI antidepressants (24.2%), trazodone (6.8%) and benzodiazepines (5.2%). The most common primary obstetric diagnosis was spontaneous delivery (46.4%), and the predominant secondary obstetric diagnoses were hypertensive disorder associated with pregnancy (10.4%), gestational diabetes (9.2%) and recurrent abortions (6.4%). Overall, 71.8% of the patients had a high biopsychosocial risk.
    CONCLUSIONS: The studied population\'s primary psychiatric disorders were major depressive disorder, adjustment disorder and anxiety disorders, which implies the importance of timely recognition of the symptoms of these perinatal mental pathologies, together with obstetric and social risks, in the prenatal consultation. Psychiatric intervention should be encouraged considering the negative implications of high biopsychosocial risk in both mothers and children.
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  • 文章类型: Journal Article
    目的:为了评估这种关联,如果有的话,在爱尔兰三级妇产医院中,分娩时无家可归或庇护住宿以及短期围产期结局。
    方法:一项回顾性队列研究,对2013年至2022年期间报告在预约产前检查时无家可归或生活在避难所的133例单胎妊娠妇女进行了研究。分析比较了该队列中的社会人口统计学特征和围产期结局与76,858名具有稳定生活安排的女性参考人群。
    结果:在统计上,无家可归/避难所人口中的女性单身的可能性更高(75.2%vs39.5%,p<0.001),有计划外怀孕(73.7%和27.2%,p<0.001),报告精神病史(42.9%vs22.4%,p<0.001),家庭暴力(18.8%对0.9%,p<0.001)妊娠期饮酒(3.0%vs0.8%,p<0.001)或怀孕期间吸烟(41.3%vs9.7%,p<0.001)。他们明显更有可能早产(校正OR1.71(1.01-2.87)p=0.04)。与参考人群相比,他们的中位出生体重也显着降低(出生体重3270gvs3420g,p<0.001)。
    结论:与生活安排稳定的女性相比,无家可归和避难人群中的女性更有可能经历较差的围产期结局。
    OBJECTIVE: To evaluate the association, if any, of homelessness or refuge accommodation on delivery and short term perinatal outcomes in an Irish tertiary maternity hospital.
    METHODS: A retrospective cohort study of 133 singleton pregnancies in women reporting to be homeless or living in refuge at their booking antenatal appointment between 2013 and 2022. Analysis compared sociodemographic characteristics and perinatal outcomes in this cohort to a reference population of 76,858 women with stable living arrangements.
    RESULTS: Women in the homeless/refuge population were statistically more likely to be single (75.2 % vs 39.5 %, p < 0.001), have an unplanned pregnancy (73.7 % vs 27.2 %, p < 0.001), report a history of psychiatric illness (42.9 % vs 22.4 %, p < 0.001), domestic violence (18.8 % vs 0.9 %, p < 0.001) alcohol consumption in pregnancy (3.0 % vs 0.8 %, p < 0.001) or smoking in pregnancy (41.3 % vs 9.7 %, p < 0.001). They were significantly more likely to have a preterm birth (adjusted OR 1.71 (1.01-2.87) p = 0.04). They also had a significantly lower median birth weight compared to the reference population (birthweight 3270 g vs 3420 g, p < 0.001).
    CONCLUSIONS: Women in the homeless and refuge population are more likely to experience poorer perinatal outcomes compared to women with stable living arrangements.
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  • 文章类型: Journal Article
    目的:比较妊娠20周产前高危妊娠的临床和家庭血压读数,并评估两种模式之间的差异。
    方法:一项队列研究,包括一项大型随机对照试验的二次分析(BUMP1)。
    方法:妊娠期高血压风险较高的正常血压女性随机接受自我血压监测。
    方法:主要结果是临床和家庭收缩压(sBP)和舒张压(dBP)读数之间的总体平均差。对每个参与者的每个孕周的血压读数进行平均,并在同一孕周内进行比较。总体差异的计算基于每个参与者每周的平均差异。
    结果:队列包括925名参与者。总的来说,92(10%)在怀孕期间发展为高血压疾病。总体平均sBP(诊所-家庭)有显著差异,为1.1mmHg(0.5-1.695CI),而总平均dBP没有发现显著差异(0.0mmHg(-0.4-0.495CI))。根据Bland-Altman图,没有发现比例偏差的趋势。在多变量分析中,总体上增加的体重指数增加了sBP和dBP的差异(诊所-家庭)。
    结论:从妊娠20+0周到40+0周,正常血压高风险妊娠的临床和家庭血压读数之间没有发现临床上的显著差异。在基线血压正常的女性怀孕期间,临床和家庭血压读数可能被认为是相等的。
    OBJECTIVE: To compare clinic and home blood pressure readings in higher risk pregnancies in the antenatal period from 20 weeks gestation, and to evaluate differences between the two modalities.
    METHODS: A cohort study comprising a secondary analysis of a large randomised controlled trial (BUMP 1).
    METHODS: Normotensive women at higher risk of pregnancy hypertension randomised to self-monitoring of blood pressure.
    METHODS: The primary outcome was the overall mean difference between clinic and home readings for systolic blood pressure (sBP) and diastolic blood pressure (dBP). Blood pressure readings were averaged across each gestational week for each participant and compared within the same gestational week. Calculations of the overall differences were based on the average difference for each week for each participant.
    RESULTS: The cohort comprised 925 participants. In total, 92 (10 %) developed a hypertensive disorder during the pregnancy. A significant difference in the overall mean sBP (clinic - home) of 1.1 mmHg (0.5-1.6 95 %CI) was noted, whereas no significant difference for the overall mean dBP was found (0.0 mmHg (-0.4-0.4 95 %CI)). No tendency of proportional bias was noted based on Bland-Altman plots. Increasing body mass index in general increased the difference (clinic - home) for both sBP and dBP in a multivariate analysis.
    CONCLUSIONS: No clinically significant difference was found between clinic and home blood pressure readings in normotensive higher risk pregnancies from gestational week 20+0 until 40+0. Clinic and home blood pressure readings might be considered equal during pregnancy in women who are normotensive at baseline.
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  • 文章类型: Journal Article
    目的:在爱尔兰早产监测诊所(PSC)的高危无症状妇女的独立队列中,对QUiPPAppv.2算法进行外部验证。
    方法:回顾性,单中心,在六个预先确定的临床时间点(怀孕30、34、37周前出生,评估QUiPPAppv.2的辨别和校准的观察性研究,和出生在一个,两周和四周的测试)。通过估计受试者工作特征(ROC)曲线(AUC)下的面积和固定假阳性率为5%的敏感性来评估歧视,10%和20%。评估模型校准以评估预期和观察结果之间的一致性。P值<0.05被认为具有统计学意义。没有对治疗效果进行调整。
    结果:分析了2019年至2022年间使用QUiPP的762名妇女和1660名早产监测诊所(PSC)就诊。研究人群包括142名后来经历PTB的患者(18.6%)。QUiPP预测短期结局的表现,如一周内出生(AUC0.866,95%CI0.755-0.955),两周(AUC0.721,95%CI0.569-0.854)和四周(AUC0.775,95%CI0.699-0.842),30周前分娩(AUC0.747,95%CI0.613-0.865)优于其预测长期结局的能力(出生<37周;AUC0.631,95%CI0.596-0.668)。校准通常对低风险结果有利,因为这些患者的预测风险倾向于与观察到的发生率相匹配。然而,在被认为有更大分娩风险的妇女中,预测的概率取代了观察到的PTB发生率。
    结论:QUiPP能够准确区分短期有PTB风险的女性。治疗悖论可能会影响高危女性的校准。需要进一步的研究来确定QUiPP治疗阈值是否可以安全地调整接受预防性治疗以预防PTB的女性,以及这是否会改善结果。本文受版权保护。保留所有权利。
    OBJECTIVE: To validate externally the QUiPP App v.2 algorithms in an independent cohort of high-risk asymptomatic women attending a preterm birth (PTB) surveillance clinic in Ireland.
    METHODS: This was a retrospective, single-center, observational study assessing discrimination and calibration of the QUiPP App v.2 at six predetermined clinical timepoints (PTB at < 30, < 34 and < 37 weeks of pregnancy and PTB within 1, 2 and 4 weeks of testing). Discrimination was assessed by estimating the area under the receiver-operating-characteristics curve (AUC) and sensitivity at fixed false-positive rates of 5%, 10% and 20%. Model calibration was assessed to evaluate the concordance between expected and observed outcomes. P-values < 0.05 were considered statistically significant. No adjustments for treatment effects were made.
    RESULTS: Overall, 762 women with 1660 PTB surveillance clinic visits using the QUiPP App v.2 between 2019 and 2022 were analyzed. The study population included 142 (18.6%) patients who later experienced PTB. The QuiPP App\'s performance in the prediction of short-term outcomes, such as birth within 1 week (AUC, 0.866 (95% CI, 0.755-0.955)), 2 weeks (AUC, 0.721 (95% CI, 0.569-0.854)) and 4 weeks (AUC, 0.775 (95% CI, 0.699-0.842)), and delivery at < 30 weeks (AUC, 0.747 (95% CI, 0.613-0.865)), was superior to its ability to predict longer-term outcomes (PTB at < 37 weeks: AUC, 0.631 (95% CI, 0.596-0.668)). Calibration was generally good for low-risk results, as the predicted risk in these patients tended to match the observed incidence. However, in women deemed to be at greater risk of PTB, the predicted probability superseded the observed incidence of PTB.
    CONCLUSIONS: The QUiPP App v.2 accurately discriminates women who are at short-term risk of PTB. A \'treatment paradox\' may influence calibration in high-risk women. Further research is needed to ascertain if QuiPP treatment thresholds can be safely adjusted in women receiving prophylactic treatment to prevent PTB, and whether this improves the outcome. © 2024 The Authors. Ultrasound in Obstetrics & Gynecology published by John Wiley & Sons Ltd on behalf of International Society of Ultrasound in Obstetrics and Gynecology.
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