Case–control

病例控制
  • 文章类型: Journal Article
    全球,新生儿低血糖是一个常见的儿童健康问题,并显着导致发病率和死亡率,其影响在发展中国家尤其有害。虽然是一种普遍的代谢疾病,它经常被忽视。此外,这个问题在埃塞俄比亚没有得到充分的研究,正如关于这个主题的一些已发表的研究所看到的那样,强调缺乏对其决定因素的了解。
    本研究旨在评估Wolaita地区公立医院新生儿重症监护病房收治的新生儿中新生儿低血糖的决定因素,埃塞俄比亚南部,2023年。
    在249名(83例和166例对照)参与者中进行了基于机构的无匹配病例对照研究设计。数据从2023年3月29日至5月23日使用预先测试的图表审查提取工具/清单收集。采用连续抽样方法进行参与者选择。使用社会科学25版统计软件包分析数据。采用二元logistic回归分析确定新生儿低血糖的决定因素,并在P<0.05时宣布有统计学意义。
    本研究共纳入83例病例和166例对照。以下因素与新生儿低血糖显着相关:早产儿[调整比值比(AOR)4.888(95%置信区间,CI,1.113-21.478)],入院时新生儿的年龄(3-5小时)[AOR4.205(95%CI1.852-9.547)],体温过低[AOR5.485(95%CI2.360-12.748)],母乳喂养开始较晚[AOR6.229(95%CI2.665-14.599)],交货方式[AOR5.034(95%CI1.688-15.011)],小于胎龄[AOR3.645(95%CI1.286-10.330)]。
    在当前的研究中,已经确定了许多新生儿低血糖的决定因素。因此,至关重要的是要重视向母亲提供关于有效母乳喂养方法的全面健康教育,避免新生儿低血糖的策略,以及增加其可能性的各种因素。此外,医护人员应强调实施预防措施,以防止这种严重状况。
    UNASSIGNED: Globally, neonatal hypoglycemia is a common child health problem and significantly contributes to morbidity and mortality, with its impact being particularly detrimental in developing countries. Although being a prevalent metabolic condition, it is frequently overlooked. Furthermore, the problem is not adequately studied in Ethiopia, as seen by a few published studies on the topic, highlighting the lack of knowledge about its determinants.
    UNASSIGNED: This study aims to assess the determinants of neonatal hypoglycemia among neonates admitted to neonatal intensive care units of public hospitals in Wolaita Zone, Southern Ethiopia, 2023.
    UNASSIGNED: An institution-based unmatched case-control study design was conducted among 249 (83 cases and 166 controls) participants. Data were collected from 29 March to 23 May 2023 using a pretested chart review extraction tool/checklist. A consecutive sampling method was used for participant selection. Data were analyzed using Statistical Package for Social Science version 25. Binary logistic regression analysis was used to identify the determinants of neonatal hypoglycemia, and statistical significance was declared at P < 0.05.
    UNASSIGNED: A total of 83 cases and 166 controls were included in the study. The following factors were significantly associated with neonatal hypoglycemia: preterm neonates [adjusted odds ratio (AOR) 4.888 (95% confidence interval, CI, 1.113-21.478)], age of the neonate at admission (3-5 h) [AOR 4.205 (95% CI 1.852-9.547)], hypothermia [AOR 5.485 (95% CI 2.360-12.748)], late initiation of breastfeeding [AOR 6.229 (95% CI 2.665-14.599)], mode of delivery [AOR 5.034 (95% CI 1.688-15.011)], and small for gestational age [AOR 3.645 (95% CI 1.286-10.330)].
    UNASSIGNED: In the current study, numerous determinants of neonatal hypoglycemia have been identified. Therefore, it is crucial to give due emphasis to providing comprehensive health education to mothers regarding effective breastfeeding methods, strategies to avoid neonatal hypoglycemia, and the various factors that heighten its likelihood. In addition, healthcare professionals should emphasize implementing preventive measures to prevent this grave condition.
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  • 文章类型: Journal Article
    目的:本研究的目的是使用来自WHO全球孕产妇败血症研究(GLOSS)的数据,确定疑似或确诊感染妇女的严重孕产妇结局(SMO)的危险因素。
    方法:我们对GLOSS队列研究进行了二次分析,涉及52个低收入和中等收入国家的713个卫生设施周围的疑似或确诊感染的孕妇或最近怀孕的妇女,和高收入国家。在GLOSS队列中进行了嵌套病例对照研究。病例包括与感染相关的孕产妇死亡或险些失踪,而控件代表非SMO。物流混合模型,根据国家差异进行调整,被雇用。使用单变量分析,我们计算了粗比值比(粗OR)及其95%置信区间(95%CI).识别出的变量缺失数据少于16%,使用小于0.20的P值进行多水平多变量逻辑模型。
    结果:共有2558名妇女被纳入分析。至于案件,分娩组有134例孕妇在分娩或不分娩,产后或流产组246例。先前分娩的孕妇面临的SMO风险增加64%。产前或产时出血风险增加4.45倍,而怀孕期间的创伤增加了4.81倍。先前存在的医疗状况将风险提高了五倍,而医院感染增加了53%。继发感染的风险增加了六倍。产后/流产前分娩的妇女有45%的风险升高,和先前存在的医疗条件将其提高了2.84倍。医院获得性感染的风险增加了93%。产后出血风险增加约五倍,而与堕胎相关的出血增加了一倍。先前的剖宫产,流产,死产也增加了风险。
    结论:SMO的主要危险因素包括先前的分娩,出血,创伤,预先存在的条件,以及医院获得性或继发感染。实施有效的警报系统和有针对性的干预措施对于减轻这些风险和改善孕产妇健康结果至关重要。尤其是在资源有限的环境中。
    OBJECTIVE: The aim of the present study was to identify the risk factors for severe maternal outcomes (SMO) of women with suspected or confirmed infections using the data from the WHO global maternal sepsis study (GLOSS).
    METHODS: We conducted a secondary analysis of the GLOSS cohort study, which involved pregnant or recently pregnant women with suspected or confirmed infection around 713 health facilities in 52 low- and middle-income countries, and high-income countries. A nested case-control study was conducted within the GLOSS cohort. Cases included infection-related maternal deaths or near misses, while controls represented non-SMO. Logistic mixed models, adjusting for country variations, were employed. Using univariate analysis, we calculated crude odds ratios (crude OR) and their 95% confidence interval (95% CI). Variables were identified with less than 16% missing data, and P values less than 0.20 were used to perform the multivariate logistic model multilevel.
    RESULTS: A total of 2558 women were included in the analysis. As for the cases, 134 patients were found in the pregnant in labor or not in labor group and 246 patients in the postpartum or postabortion group. Pregnant women with prior childbirths faced a 64% increased risk of SMO. Ante- or intrapartum hemorrhage increased risk by 4.45 times, while trauma during pregnancy increased it by 4.81 times. Pre-existing medical conditions elevated risk five-fold, while hospital-acquired infections increased it by 53%. Secondary infections raised risk six-fold. Postpartum/postabortion women with prior childbirths had a 45% elevated risk, and pre-existing medical conditions raised it by 2.84 times. Hospital-acquired infections increased risk by 93%. Postpartum hemorrhage increased risk approximately five-fold, while abortion-related bleeding doubled it. Previous cesarean, abortion, and stillbirth also elevated risk.
    CONCLUSIONS: Key risk factors for SMO include prior childbirths, hemorrhage, trauma, pre-existing conditions, and hospital-acquired or secondary infections. Implementing effective alert systems and targeted interventions is essential to mitigate these risks and improve maternal health outcomes, especially in resource-limited settings.
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  • 文章类型: Journal Article
    先兆子痫和子痫是孕产妇死亡率和发病率的第二主要原因。它还导致高围产期死亡率和发病率。由于子痫先于先兆子痫,并显示疾病的进展,它们具有相同的发病机制和决定因素。这项研究的目的是确定先兆子痫的决定因素,因为它对预防和/或相关后果至关重要。一项无与伦比的病例对照研究于2023年9月1日至30日在HiwotFana综合专业大学医院对2020年6月1日至2023年8月31日分娩的妇女进行。患有先兆子痫的妇女被认为是病例,而那些没有控制的人。使用EPIInfo版本7进行病例对照研究,使用以下假设计算样本量:95%置信区间,80%的功率,病例与对照的比例为1:2,5%无缓解率为305.数据是使用谷歌表格收集的,并使用SPSS26版进行了分析。在多变量逻辑回归中p值<0.05的变量被认为具有统计学意义,他们的关联使用95%置信区间的比值比进行解释.共有300名妇女(100例和200名对照),平均年龄为24.4岁。农村住宅(AOR2.04,95%CI1.10-3.76),年龄小于20岁(AOR3.04,95%CI1.58-5.85),妊娠期高血压疾病的病史(AOR5.52,95%CI1.76-17.33),未发现产前护理(AOR2.38,95%CI1.19-4.75)是先兆子痫的决定因素。我们发现生活在农村地区,以前的先兆子痫病史,没有产前护理,<20岁与子痫前期显著相关。除了以前的先兆子痫,在子痫前期筛查和预防中应注意年轻和农村居民孕妇。
    Pre-eclampsia and eclampsia are the second leading causes of maternal mortality and morbidity. It also results in high perinatal mortality and morbidity. Since eclampsia is preceded by preeclampsia and shows the progression of the disease, they share the same pathogenesis and determining factors. The purpose of this study was to determine determinants of preeclampsia, since it is essential for its prevention and/or its associated consequences. An unmatched case-control study was conducted from September 1-30, 2023 among women who gave birth from June 1, 2020, to August 31, 2023, at Hiwot Fana Comprehensive Specialized University Hospital. Women who had preeclampsia were considered cases, while those without were controls. The sample size was calculated using EPI Info version 7 for a case-control study using the following assumptions: 95% confidence interval, power of 80%, case-to-control ratio of 1:2, and 5% non-response rate were 305. Data was collected using Google Form, and analyzed using SPSS version 26. Variables that had a p-value of < 0.05 on multivariable logistic regression were considered statistically significant, and their association was explained using an odds ratio at a 95% confidence interval. A total of 300 women (100 cases and 200 controls) with a mean age of 24.4 years were included in the study. Rural residence (AOR 2.04, 95% CI 1.10-3.76), age less than 20 years (AOR 3.04, 95% CI 1.58-5.85), history of hypertensive disorders of pregnancy (AOR 5.52, 95% CI 1.76-17.33), and no antenatal care (AOR 2.38, 95% CI 1.19-4.75) were found to be the determinants of preeclampsia. We found that living in a rural areas, previous history of preeclampsia, no antenatal care, and < 20 years of age were significantly associated with preeclampsia. In addition to previous preeclampsia, younger and rural resident pregnant women should be given attention in preeclampsia screening and prevention.
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  • 文章类型: Journal Article
    背景:痤疮的严重程度和治疗反应,黄褐斑,酒渣鼻可能受到目前尚不清楚的各种内部和外部因素的影响。本研究旨在通过实际病例对照研究为上述条件的影响因素提供证据。
    方法:实施了一项由60个问题组成的在线调查,收集人口统计信息,社会经济学,遗传因素,生活习惯,环境暴露,和皮肤护理行为。然后,我们构造了单变量和多变量逻辑回归。此外,我们分析了暴露与结局之间的剂量-反应关系.
    结果:共有399人,包括94名痤疮患者,107名黄褐斑患者,并纳入91例酒渣鼻患者。痤疮和黄褐斑与屏幕时间呈正相关(痤疮:比值比[OR]:2.24,95%置信区间[CI]:1.25-4.02;黄褐斑:OR:1.59,95%CI:1.09-2.31),而运动对痤疮(OR:0.31,95%CI:0.13-0.77)和黄褐斑(OR:0.42,95%CI:0.22-0.80)均具有剂量反应关系。此外,男性与痤疮风险升高相关(OR:6.62,95%CI:1.01-43.26).年龄(OR:1.15,95%CI:1.07-1.24)和不规则排便(OR:2.99,95%CI:1.11-8.08)是黄褐斑的独立危险因素。酒渣鼻与BMI呈正相关(OR:1.17,95%CI:1.01~1.35)。
    结论:在我们的研究中,我们强调运动是痤疮和黄褐斑的独立保护因素,呈剂量-反应趋势.相反,电子设备的长期使用与痤疮和黄褐斑的高风险独立相关.酒渣鼻,然而,更有可能与BMI有关。
    BACKGROUND: The severity and treatment response of acne, melasma, and rosacea may be influenced by various currently unclear internal and external factors. This study aimed to provide evidence to the influencing factors for the mentioned conditions through a real-world case-control study.
    METHODS: An online survey consisting of 60 questions was implemented, collecting information on demographics, socioeconomics, genetic factors, lifestyle habits, environmental exposures, and skin care behaviors. Then we constructed univariate and multivariate logistic regressions. Furthermore, we analyzed the dose-response relationship between exposure and outcome.
    RESULTS: A total of 399 individuals, including 94 acne patients, 107 melasma patients, and 91 rosacea patients were included. Acne and melasma were positively correlated with screen time (acne: odds ratio [OR]: 2.24, 95% confidence interval [CI]: 1.25-4.02; melasma: OR: 1.59, 95% CI: 1.09-2.31), while exercise exerted a protective effect on both acne (OR: 0.31, 95% CI: 0.13-0.77) and melasma (OR: 0.42, 95% CI: 0.22-0.80) in a dose-response relationship. In addition, males were associated with an elevated risk of acne (OR: 6.62, 95% CI: 1.01-43.26). Aging (OR: 1.15, 95% CI: 1.07-1.24) and irregular bowel movements (OR: 2.99, 95% CI: 1.11-8.08) were independent risk factors for melasma. Rosacea was positively associated with BMI (OR: 1.17, 95% CI: 1.01-1.35).
    CONCLUSIONS: In our study, we highlighted exercise as an independent protective factor for both acne and melasma in a dose-response trend. Inversely, extended use of electronic equipment was independently associated with higher risks of acne and melasma. Rosacea, however, was more likely to be related with BMI.
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  • 文章类型: Journal Article
    目的:面部裂痕(OFC)是全球最常见的先天性畸形。这项病例对照研究的目的是评估OFC与选定的母体特征的关联。
    方法:从基于人群的托斯卡纳先天性异常登记中提取关于孤立的非综合征性OFC病例的数据。没有任何先天性异常的活产婴儿样本被用作对照组。我们调查了与性别和一些母亲特征的关系:年龄,身体质量指数,吸烟,和教育。使用逻辑回归模型计算调整后的比值比(OR)。对总OFC进行分析,并分别对唇裂(CL)和left裂(CP)进行分析。
    结果:分析了219例病例和37,988例对照的数据。观察到男性比例较高(57.9%),特别是CL。观察到产妇年龄段呈下降趋势(OR:0.81(95CI0.70-0.94))。体重过轻的母亲的OFC患病率较高,特别是对于CL(OR:1.88(95CI1.08-3.26))。
    结论:我们发现OFC与低母亲年龄有关。与产妇年龄的关系仍然存在争议,需要通过多中心研究进一步的流行病学证据。我们观察到CL在体重不足的母亲中更常见,建议采取一级预防行动。
    OBJECTIVE: Orofacial clefts (OFCs) are some of the most common congenital anomalies worldwide. The aim of this case-control study was to evaluate the association of OFCs with selected maternal characteristics.
    METHODS: Data on isolated non-syndromic cases of OFCs were extracted from the population-based registry of congenital anomalies of Tuscany. A sample of live-born infants without any congenital anomaly was used as the control group. We investigated the association with sex and some maternal characteristics: age, body mass index, smoking, and education. Adjusted odds ratios (OR) were calculated using a logistic regression model. Analyses were performed for the total OFCs and separately for cleft lip (CL) and cleft palate (CP).
    RESULTS: Data on 219 cases and 37,988 controls were analyzed. A higher proportion of males (57.9%) was observed, particularly for CL. A decreasing trend among the maternal age classes was observed (OR:0.81 (95%CI 0.70-0.94)). Underweight mothers had a higher prevalence of OFCs, in particular for CL (OR:1.88 (95%CI 1.08-3.26)).
    CONCLUSIONS: We found an association of OFCs with lower maternal age. The association with maternal age remains controversial and further epidemiological evidence is needed through multicenter studies. We observed that CL was more common in underweight mothers, suggesting actions of primary prevention.
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  • 文章类型: Journal Article
    背景:寻常痤疮是一种非常常见的炎症性皮肤病,显著影响受影响个体的生活质量。以前的研究表明,寻常痤疮患者的锌含量通常较低,硒,和维生素D。然而,这三种营养素很少在一项研究中被共同检查。这项研究的目的是比较血清锌水平,硒,与对照组相比,寻常痤疮患者的维生素D。
    方法:这项病例对照研究包括100名在皮肤科诊所就诊的寻常痤疮成年患者,在2020年。在同一诊所就诊的100名没有寻常痤疮的患者作为对照组进行了评估。参与者的社会人口统计学特征,包括年龄,性别,职业,酒精消费,和吸烟记录。此外,人体测量指数,比如体重和身高,测量并相应计算体重指数(BMI)。使用Tutakne和Chari的分级系统确定痤疮严重程度。血清锌,硒,并对所有参与者的外周血样本中的维生素D水平进行评估。
    结果:痤疮患者和对照组的年龄相当,性别,体重,高度,BMI,职业,酒精消费,和吸烟(p>0.05)。血清锌,硒,痤疮患者的维生素D水平均明显低于对照组(p<0.001)。此外,锌和维生素D水平异常的频率在痤疮患者中显著较高(分别为p=0.002和p=0.001),但是两组之间在血清硒水平异常方面没有显着差异(p=0.228)。此外,血清锌,硒,与其他疾病严重程度等级相比,4级痤疮患者的维生素D水平较低(p<0.001)。
    结论:寻常痤疮患者的血清锌水平较低,硒,和维生素D与对照组相比。此外,疾病的严重程度与这些营养素的低水平之间存在相关性。
    BACKGROUND: Acne vulgaris is a very common inflammatory skin disease that significantly impacts the quality of life of affected individuals. Previous studies have indicated that individuals with acne vulgaris often have low levels of zinc, selenium, and vitamin D. However, these three nutrients have rarely been collectively examined in a single study. The objective of this study was to compare serum levels of zinc, selenium, and vitamin D in patients with acne vulgaris in comparison to a control group.
    METHODS: This case-control study included 100 adult patients with acne vulgaris attending a dermatology clinic, in 2020. A group of 100 patients without acne vulgaris attending the same clinics were evaluated as controls. Participants\' sociodemographic characteristics, including age, sex, occupation, alcohol consumption, and tobacco smoking were recorded. In addition, anthropometric indices, such as weight and height, were measured and the body mass index (BMI) was calculated accordingly. Acne severity was determined using Tutakne and Chari\'s grading system. Serum zinc, selenium, and vitamin D levels were evaluated in peripheral blood samples of all the participants.
    RESULTS: Acne patients and controls were comparable regarding age, sex, weight, height, BMI, occupation, alcohol consumption, and tobacco smoking (p > 0.05). Serum zinc, selenium, and vitamin D levels were all significantly lower in acne patients than in controls (p < 0.001). Furthermore, the frequency of abnormal zinc and vitamin D levels was significantly higher in acne patients (p = 0.002 and p = 0.001, respectively), but there was no significant difference between the two groups regarding abnormal serum selenium levels (p = 0.228). Also, serum zinc, selenium, and vitamin D levels lower levels in patients with grade 4 acne compared to other disease severity grades (p < 0.001).
    CONCLUSIONS: Patients with acne vulgaris have lower levels of serum zinc, selenium, and vitamin D compared to the control group. Additionally, there is a correlation between the severity of the disease and lower levels of these nutrients.
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  • 文章类型: Journal Article
    背景:宫颈癌的主要负担发生在低收入和中等收入国家。在加纳,它是女性中第二常见的癌症。高危型人乳头瘤病毒(HPV)感染已被确定为宫颈癌的原因。因此,确定可能影响HPV感染进展为癌症的危险因素非常重要.
    目的:我们评估了加纳宫颈癌相关的危险因素。
    方法:为了确定宫颈癌的危险因素,我们在加纳的两家医院进行了一项无与伦比的病例对照研究,其中大多数宫颈癌病例被诊断。经组织学证实为宫颈癌的女性为病例,而没有癌症的女性在两家医院寻求治疗是对照。对妇女进行了结构化问卷,之后,将宫颈样本送去HPV脱氧核糖核酸(DNA)检测。
    结果:总体而言,共招募206例病例和230名对照。在调整了可能的混杂因素后,受教育程度最高的女性患子宫颈癌的风险显著低于未接受或未接受过正规教育的女性.平价是一个主要的危险因素(奇数比[OR]为5个或更多的孩子=7.9;95%CI:2.3-27.6),风险随着平价的增加而增加(趋势p<0.001)。与使用垫的女性相比,报告在月经期间使用自制卫生巾的女性患宫颈癌的风险也增加(OR:7.3;95%CI:2.5-22.0)。
    结论:在这个加纳人口中,在校正高危型HPV基因型后,高产次和不良的个人卫生条件是宫颈癌风险的主要影响因素.
    BACKGROUND: The major burden of cervical cancer occurs in low- and middle-income countries. In Ghana, it is the second most common cancer among women. Infection with high-risk human papilloma virus (HPV) has been established as the cause of cervical cancer. As such, it is important to identify risk factors that may affect progression from HPV infection to cancer.
    OBJECTIVE: We assessed the risk factors assocaited with cervical cancer in Ghana.
    METHODS: To identify the risk factors for cervical cancer, we conducted an unmatched case-control study in two hospitals in Ghana where most cervical cancer cases are diagnosed. Women with histologically confirmed cervical cancer were the cases, whereas women without cancer seeking care at the two hospitals were controls. A structured questionnaire was administered to the women, after which cervical samples were sent for HPV deoxyribonucleic acid (DNA) testing.
    RESULTS: Overall, 206 cases and 230 controls were recruited. After adjusting for possible confounders, women with the highest educational level had a significantly lower risk of cervical cancer than those with no or little formal education. Parity was a major risk factor (odd ratio [OR] for five or more children = 7.9; 95% CI: 2.3-27.6), with risk increasing with increasing parity (p for trend <0.001). Women reporting the use of a homemade sanitary towel during menstruation also had an increased risk of cervical cancer compared with women who used a pad (OR: 7.3; 95% CI: 2.5-22.0).
    CONCLUSIONS: In this Ghanaian population, high parity and poor personal hygienic conditions were the main contributing factors to the risk of cervical cancer after adjustment for the presence of high-risk HPV genotypes.
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  • 文章类型: Journal Article
    早期发现冠心病(CHD)新的残余危险因素是必要的。在这项研究中,我们的目的是研究丝氨酸浓度之间的关联,一碳代谢中的重要氨基酸,中国住院患者的冠心病。
    这项病例对照研究包括428对病例对照,包括最大冠状动脉狭窄程度>70%的冠心病患者和狭窄<30%的对照组。这些人的年龄相匹配,性别,2016年1月1日至2019年12月31日在北京大学第一医院行冠状动脉造影。使用条件逻辑回归来研究丝氨酸浓度与CHD之间的关联。
    冠心病患者年龄为63.48±10.38岁,43.73%为男性。与对照组相比,冠心病患者的丝氨酸浓度略低(13.35±4.20vs13.77±4.08μg/mL),但差异不显著。在多变量条件Logistic回归分析中,丝氨酸浓度每增加1μg/mL,冠心病的几率降低了6%(95%置信区间[CI]0.90-0.99;P=0.010).丝氨酸浓度≥13.41μg/mL的患者比丝氨酸浓度<13.41μg/mL的患者具有更低的CHD风险(比值比[OR]0.57,95%CI0.39-0.84;P=0.004)。亚组分析表明,性别与丝氨酸浓度和冠心病之间的关系相互作用(P交互作用=0.039),男性比女性更显著(OR0.93,95%CI0.87-0.98;P=0.013)。
    本研究观察到中国住院患者的丝氨酸浓度与冠心病患病率呈负相关,这表明丝氨酸可能在CHD中起保护作用。
    UNASSIGNED: Early identification of new residual risk factors for coronary heart disease (CHD) is warranted. In this study, we aim to investigate the association between the serine concentration, an important amino acid in one-carbon metabolism, and CHD in Chinese hospitalized patients.
    UNASSIGNED: This case-control study included 428 case-control pairs comprising patients with CHD with a maximum coronary artery stenosis degree of >70% and controls with stenosis of <30%. The individuals were matched by age, sex, and date of coronary angiography at Peking University First Hospital from January 1, 2016, to December 31, 2019. Conditional logistic regression was used to investigate the associations between the serine concentration and CHD.
    UNASSIGNED: Patients with CHD were aged 63.48 ± 10.38 years, and 43.73% were male. Compared with controls, patients with CHD had a slightly lower serine concentration (13.35 ± 4.20 vs 13.77 ± 4.08 μg/mL), but the difference was not significant. In the multivariable conditional logistic regression analysis, for every 1 μg/mL increase in serine concentration, the odds of CHD decreased by 6% (95% confidence interval [CI] 0.90-0.99; P = 0.010). Patients with a serine concentration of ≥13.41 μg/mL had a lower CHD risk than those with a serine concentration of <13.41 μg/mL (odds ratio [OR] 0.57, 95% CI 0.39-0.84; P = 0.004). Subgroup analyses showed that sex interacted with the relationship between serine concentration and CHD (P interaction = 0.039), which was more significant in males (OR 0.93, 95% CI 0.87-0.98; P = 0.013) than in females.
    UNASSIGNED: This study observed an inverse association between the serine concentration and CHD prevalence in Chinese hospitalized patients, which revealed that serine might play a protective role in CHD.
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  • 文章类型: Journal Article
    背景:生殖系基因检测,以前仅限于家族性和年轻乳腺癌,现在越来越广泛地提供给主流肿瘤诊所的“人口型”乳腺癌患者,包括基因的广泛变异。
    方法:对三项基于人群的病例对照研究进行了加权荟萃分析(BRIDGES,CARRIERS和UKBiobank)包括101,397名乳腺癌女性和312,944名无乳腺癌女性,量化37个推定的乳腺癌易感基因(BCSGs)的致病变异(PVs)的频率在未经选择,“人群型”乳腺癌病例及其与乳腺癌及其亚型的关系。
    结果:对BRCA1人群型乳腺癌病例中PVs的比值比(ORs)和频率进行Meta分析(OR=8.73(95%CI7.47-10.20),1in101),BRCA2(OR=5.68(5.13-6.30),68分之一)和PALB2(OR=4.30(95%CI3.68-5.03),187中的1)。对于两种CHEK2(OR=2.40(95%CI2.21-2.62),73分之一)和ATM(OR=2.16(95CI1.93-2.41),132个中的1个)亚组分析显示与ER阳性疾病的相关性更强。RAD51C的相关性和PV频率较低(OR=1.53(95CI1.15-2.04),1in913),RAD51D(OR=1.76,(95CI1.15-2.41,1079中的1)和BARD1(OR=2.34(1.85-2.97),672人中有1人);限制三阴性乳腺癌的频率和关联中等较高。“人群型”乳腺癌病例的PV频率非常低,“综合征”BCSGsTP53(1844年有1人),STK11(11,525中的1个),CDH1(2668中的1个),PTEN(1/3755)和NF1(1/1470),相关性指标也适中,从TP53的OR=3.62(95CI1.98-6.61)到STK11的OR=1.60(95CI0.48-5.30)。
    结论:这些反映“群体型”乳腺癌的指标将为定义适当的基因集提供信息,因为我们将继续扩展到更多未选择的群体型乳腺癌病例的种系检测。
    BACKGROUND: Germline genetic testing, previously restricted to familial and young-onset breast cancer, is now offered increasingly broadly to patients with \'population-type\' breast cancer in mainstream oncology clinics, with wide variation in the genes included.
    METHODS: Weighted meta-analysis was carried out for three population-based case-control studies (BRIDGES, CARRIERS and UK Biobank) comprising in total 101 397 women with breast cancer and 312 944 women without breast cancer, to quantify 37 putative breast cancer susceptibility genes (BCSGs) for the frequency of pathogenic variants (PVs) in unselected, \'population-type\' breast cancer cases and their association with breast cancer and its subtypes.
    RESULTS: Meta-analysed odds ratios (ORs) and frequencies of PVs in \'population-type\' breast cancer cases were generated for BRCA1 (OR 8.73, 95% confidence interval (CI) 7.47-10.20; 1 in 101), BRCA2 (OR 5.68, 95% CI 5.13-6.30; 1 in 68) and PALB2 (OR 4.30, 95% CI 3.68-5.03; 1 in 187). For both CHEK2 (OR 2.40, 95% CI 2.21-2.62; 1 in 73) and ATM (OR 2.16, 95% CI 1.93-2.41; 1 in 132) subgroup analysis showed a stronger association with oestrogen receptor-positive disease. The magnitude of association and frequency of PVs were low for RAD51C (OR 1.53, 95% CI 1.29-2.04; 1 in 913), RAD51D (OR 1.76, 95% CI 1.29-2.41; 1 in 1079) and BARD1 (OR 2.34, 95% CI 1.85-2.97; 1 in 672); frequencies and associations were higher when the analysis was restricted to triple-negative breast cancers. The PV frequency in \'population-type\' breast cancer cases was very low for \'syndromic\' BCSGs TP53 (1 in 1844), STK11 (1 in 11 525), CDH1 (1 in 2668), PTEN (1 in 3755) and NF1 (1 in 1470), with metrics of association also modest ranging from OR 3.62 (95% CI 1.98-6.61) for TP53 down to OR 1.60 (95% CI 0.48-5.30) for STK11.
    CONCLUSIONS: These metrics reflecting \'population-type\' breast cancer will be informative in defining the appropriate gene set as we continue to expand to germline testing to an increasingly unselected group of breast cancer cases.
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  • 文章类型: Journal Article
    目的:盆底疾病(PFD)的危险因素在资源较低的地区尚不清楚。这项研究的目的是确定与压力性尿失禁(SUI)相关的危险因素,急迫性尿失禁(UUI),尼泊尔农村育龄妇女的盆腔器官脱垂(POP)。
    方法:这是一项病例对照研究,嵌套在尼泊尔Sarlahi区以社区为基础的育龄妇女PFD横断面调查中。通过临床评估证实了PFD的存在。捕获了详细的社会人口统计信息和历史。
    结果:我们检查了406名女性;平均值(SD,范围)年龄为32.7(8.5、16-49)岁,平均BMI(SD)为19.7(3.3)kg/m2,中位(范围)怀孕次数为4次(1-11次).两百零三位女性(50.0%)患有SUI或UUI,85(17.8%)同时患有SUI和UUI,71例(17.5%)在处女膜或处女膜以外有POP。在控制了双变量分析中重要的其他变量后,年龄(调整后的赔率比[AOR]1.06[95%CI1.03-1.09]),文盲(aOR2.24[95%CI1.04-4.80]),和上消化道问题的存在(aOR3.30,[95%CI1.77-6.16])与SUI/UUI独立相关。年龄(aOR1.05[95%CI1.02-1.09]),双品直径(AOR2.88([95%CI1.11-7.47]),耻骨下角(aOR2.78[95%CI1.55-5.03])与POP独立相关。
    结论:尼泊尔农村地区育龄妇女同质社区PFD的危险因素与高收入国家的育龄妇女相似。
    OBJECTIVE: Risk factors for pelvic floor disorders (PFDs) are not well understood in lower resource settings. The objective of this study is to determine the risk factors associated with stress urinary incontinence (SUI), urge urinary incontinence (UUI), and pelvic organ prolapse (POP) among women of reproductive age in rural Nepal.
    METHODS: This is a case-control study nested within a community-based cross-sectional survey of parous women of reproductive age with PFDs in the Sarlahi District of Nepal. The presence of PFDs was confirmed by clinical assessment. Detailed sociodemographic information and histories were captured.
    RESULTS: We examined 406 women; the mean (SD, range) age was 32.7 (8.5, 16-49) years, mean BMI (SD) was 19.7 (3.3) kg/m2, and median (range) number of pregnancies was 4 (1-11). Two hundred and three women (50.0%) had either SUI or UUI, 85 (17.8%) had both SUI and UUI, and 71 (17.5%) had POP at or beyond the hymen. After controlling for other variables significant on bivariate analysis, age (adjusted odds ratio [aOR] 1.06 [95% CI 1.03-1.09]), illiteracy (aOR 2.24 [95% CI 1.04-4.80]), and presence of upper gastrointestinal issues (aOR 3.30, [95% CI 1.77-6.16]) were independently associated with SUI/UUI. Age (aOR 1.05 [95% CI 1.02-1.09]), bispinous diameter (aOR 2.88 ([95% CI 1.11-7.47]), and subpubic angle (aOR 2.78 [95% CI 1.55-5.03]) were independently associated with POP.
    CONCLUSIONS: Risk factors for PFDs in a homogenous community of parous women of reproductive age in rural Nepal are similar to those found in parous women in higher income countries.
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