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Nevin Manimala Statistics

Time to recovery and its predictors among under five children in outpatient therapeutic feeding programme in Borena zone, Southern Ethiopia: a retrospective cohort study

BMJ Open. 2023 Sep 14;13(9):e077062. doi: 10.1136/bmjopen-2023-077062.

ABSTRACT

OBJECTIVES: This study aimed to assess the time to recovery and its predictors among 6-59 months aged children treated at an outpatient therapeutic feeding programme in Borena zone.

DESIGN: A retrospective cohort study.

SETTING: Facility based; 23 treatment sites included in this study.

PARTICIPANTS: Among the cohorts of 601 children aged 6-59 months enrolled from July 2019 to June 2021, records of 590 children were selected using systematic random sampling. Transfers and incomplete records were excluded.

PRIMARY AND SECONDARY OUTCOME MEASURES: Time to recovery was a main outcome while its predictors were secondary outcomes.

RESULTS: The median recovery time was 49 days (95% CI=49 to 52) with a recovery rate of 79.8% (95% CI=76.4 to 83.0). Absence of comorbidity (adjusted HR, AHR=1.72, 95% CI=1.08 to 2.73), referral way by trained mothers on screening (AHR=1.91, 95% CI=1.25 to 2.91), new admission (AHR=1.59, 95% CI=1.05 to 2.41) and adequate Plumpy’Nut provision (AHR=2.10, 95% CI=1.72 to 2.56) were significantly associated with time to recovery. It is also found that being from a distance ≥30 min to treatment site lowers a chance of recovery by 27% (AHR=0.73, 95% CI=0.60 to 0.89).

CONCLUSIONS: The findings showed that a time to recovery was within an acceptable range. Incidence of recovery is enhanced with early case detection, proper management, nearby service, new admissions, provision of adequate Plumpy’Nut and enabling mothers to screen their own children for acute malnutrition. However, we did not observe a statistically significant association among breastfeeding status, type of health facility, wasting type, vaccination and routine medications. Service providers should improve adherence to treatment protocols, defaulter tracing, community outreach and timely case identification.

PMID:37709317 | DOI:10.1136/bmjopen-2023-077062

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Nevin Manimala Statistics

Effectiveness of music-based interventions to address well-being in people with a vision impairment: a scoping review

BMJ Open. 2023 Sep 14;13(9):e067502. doi: 10.1136/bmjopen-2022-067502.

ABSTRACT

OBJECTIVES: The objectives of this review were to identify the types of music-based interventions and associated accessibility challenges for people who have visual impairment (VI) and their reported effects on psychological, physiological and social well-being.

DESIGN: A scoping review was developed according to the Joanna Briggs Institute methodology and reported according to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses extension for Scoping Reviews checklist and guidelines. A narrative synthesis was conducted to map out the types of music-based interventions undertaken and to compare the therapeutic outcomes. The studies were evaluated according to the music reporting checklist.

RESULTS: In total 5082 records were identified, 69 full-text articles were screened and 13 studies were included. Eleven studies included younger children and teenagers, two focused on adults with acquired VI. Ten studies involved active music therapy strategies and three used passive music listening. Eleven of the studies focused on social outcomes and two reported mental health. Although the studies reported that music-based intervention strategies improved psychosocial well-being in people with a VI, conclusions could not be drawn as robust outcome measures were not generally used and only four of the studies included any statistical analysis.

CONCLUSIONS: Although potential was evident, details of intervention protocols and training requirements were not sufficiently reported and further, high-quality evidence-based studies are required.

PMID:37709316 | DOI:10.1136/bmjopen-2022-067502

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Nevin Manimala Statistics

Retrospective cohort study investigating synergism of air pollution and corticosteroid exposure in promoting cardiovascular and thromboembolic events in older adults

BMJ Open. 2023 Sep 13;13(9):e072810. doi: 10.1136/bmjopen-2023-072810.

ABSTRACT

OBJECTIVE: To evaluate the synergistic effects created by fine particulate matter (PM2.5) and corticosteroid use on hospitalisation and mortality in older adults at high risk for cardiovascular thromboembolic events (CTEs).

DESIGN AND SETTING: A retrospective cohort study using a US nationwide administrative healthcare claims database.

PARTICIPANTS: A 50% random sample of participants with high-risk conditions for CTE from the 2008-2016 Medicare Fee-for-Service population.

EXPOSURES: Corticosteroid therapy and seasonal-average PM2.5.

MAIN OUTCOME MEASURES: Incidences of myocardial infarction or acute coronary syndrome (MI/ACS), ischaemic stroke or transient ischaemic attack, heart failure (HF), venous thromboembolism, atrial fibrillation and all-cause mortality. We assessed additive interactions between PM2.5 and corticosteroids using estimates of the relative excess risk due to interaction (RERI) obtained using marginal structural models for causal inference.

RESULTS: Among the 1 936 786 individuals in the high CTE risk cohort (mean age 76.8, 40.0% male, 87.4% white), the mean PM2.5 exposure level was 8.3±2.4 µg/m3 and 37.7% had at least one prescription for a systemic corticosteroid during follow-up. For all outcomes, we observed increases in risk associated with corticosteroid use and with increasing PM2.5 exposure. PM2.5 demonstrated a non-linear relationship with some outcomes. We also observed evidence of an interaction existing between corticosteroid use and PM2.5 for some CTEs. For an increase in PM2.5 from 8 μg/m3 to 12 μg/m3 (a policy-relevant change), the RERI of corticosteroid use and PM2.5 was significant for HF (15.6%, 95% CI 4.0%, 27.3%). Increasing PM2.5 from 5 μg/m3 to 10 μg/m3 yielded significant RERIs for incidences of HF (32.4; 95% CI 14.9%, 49.9%) and MI/ACSs (29.8%; 95% CI 5.5%, 54.0%).

CONCLUSION: PM2.5 and systemic corticosteroid use were independently associated with increases in CTE hospitalisations. We also found evidence of significant additive interactions between the two exposures for HF and MI/ACSs suggesting synergy between these two exposures.

PMID:37709308 | DOI:10.1136/bmjopen-2023-072810

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Nevin Manimala Statistics

Identification and characterisation of diabetes in Uganda: protocol for the nested, population-based ‘Diabetes in low-resource Populations’ (DOP) Study

BMJ Open. 2023 Sep 13;13(9):e071747. doi: 10.1136/bmjopen-2023-071747.

ABSTRACT

INTRODUCTION: Sub-Saharan Africa is experiencing an increasing burden of diabetes, but there are little reliable data, particularly at the community level, on the true prevalence or why this condition affects young and relatively lean individuals. Moreover, the detection of diabetes in Africa remains poor, not only due to a lack of resources but because the performance of available diagnostic tests is unclear.

METHODS: This research aims to (1) determine the prevalence and risk factors of diabetes in a rural Ugandan population, (2) use clinical and biochemical markers to define different diabetes phenotypes and (3) study the progression of diabetes in this population. We will also assess the utility of the widely used tests (glycated haemoglobin (HbA1c), oral glucose tolerance test (OGTT) and fasting glucose) in diagnosing diabetes.

DESIGN: This is a population-based study nested within the longstanding general population cohort in southwestern Uganda. We will undertake a population survey to identify individuals with diabetes based on fasting glucose, HbA1c, OGTT results or history of pre-existing diabetes.

PARTICIPANTS: The study intends to enrol up to 11 700 individuals aged 18 years and above, residing within the study area and not pregnant or within 6 months post-delivery date. All participants will have detailed biophysical and biochemical/metabolic measurements. Individuals identified to have diabetes and a random selection of controls will have repeat tests to test reproducibility before referral and enrolment into a diabetic clinic. Participants will then be followed up for 1 year to assess the course of the disease, including response to therapy and diabetes-related complications.

CONCLUSIONS: These data will improve our understanding of the burden of diabetes in Uganda, the risk factors that drive it and underlying pathophysiological mechanisms, as well as better ways to detect this condition. This will inform new approaches to improve the prevention and management of diabetes.

ETHICS AND DISSEMINATION: This study protocol was approved by the Uganda Virus Research Institute Research Ethics Committee (REC) (number: G.C./127/21/09/858), the London School of Hygiene and Tropical Medicine REC (number: 26638) and the Uganda National Council for Science and Technology (protocol number: HS1791ES). Written informed consent will be obtained from all participants before being enrolled on to the study and conducting study-related procedures. Research findings will be disseminated in policy briefs, seminars, local and international conferences and publications in peer-reviewed open-access journals. As part of the dissemination plans, findings will also be disseminated to patient care groups and to clinicians.

TRIAL REGISTRATION NUMBER: NCT05487079.

PMID:37709304 | DOI:10.1136/bmjopen-2023-071747

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Cardiovascular events more than 6 months after pregnancy in patients with congenital heart disease

Open Heart. 2023 Sep;10(2):e002430. doi: 10.1136/openhrt-2023-002430.

ABSTRACT

OBJECTIVES: Patients with congenital heart disease (CHD) are increasingly pursuing pregnancy, highlighting the need for data on late cardiovascular events (more than 6 months after delivery). We aimed to determine the incidence of late cardiovascular events in postpartum patients with CHD and evaluate the accuracy of the existing risk scores in predicting these events.

STUDY DESIGN: We identified patients with CHD who delivered between 2008 and 2020 at a tertiary centre and had follow-up data for greater than 6 months post partum. Late cardiovascular events were defined as heart failure, arrhythmia, thromboembolic events, endocarditis, urgent cardiovascular interventions or death. Survival analysis and Cox proportional model were used to estimate the incidence of late cardiovascular events and determine the hazard ratio of factors associated with these events.

RESULTS: Of 117 patients, 19% had 36 late cardiovascular events over a median follow-up of 3.8 years. Annual incidence of any late cardiovascular event was 5.7%. Hazards of late cardiovascular events were significantly higher among those with higher Cardiac Disease in Pregnancy Study (CARPREG) II and Zwangerschap bij Aangeboren HARtAfwijking-Pregnancy in Women With Congenital Heart Disease (ZAHARA) risk scores and among patients with prepregnancy New York Heart Association class≥II. C-statistic to predict the late cardiovascular events was highest for ZAHARA (0.7823), followed by CARPREG II (0.6902) and prepregnancy New York Heart Association class≥ II (0.6677).

CONCLUSIONS: Currently available risk tools designed for prognostication during the peripartum period can also be used to determine risks of late maternal cardiovascular events among those with CHD. These findings provide important new information for counselling and risk modification.

PMID:37709299 | DOI:10.1136/openhrt-2023-002430

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Nevin Manimala Statistics

Work Participation after Multimodal Rehabilitation due to Cardiovascular Diseases – Representative Analyses using Routine Data of the German Pension Insurance

Rehabilitation (Stuttg). 2023 Sep 14. doi: 10.1055/a-2133-2552. Online ahead of print.

ABSTRACT

PURPOSE: Cardiovascular diseases represent a large proportion of the disease burden of the adult population in Germany. Their importance in rehabilitation has increased continuously in recent years. Several studies have investigated return to work of cardiac patients after rehabilitation, which is relevant from the perspective of pension insurance. However, there is a lack of representative findings for the German region on employment trajectories and their influencing factors.

METHODS: The rehabilitation statistics database of the German Pension Insurance (GPI) was used for this study. Subjects were patients with cardiovascular diseases undergoing rehabilitation in 2017. Analyses were performed for the total group and differentiated by relevant diagnosis groups. Occupational participation was operationalized via a monthly state variable up to 24 months after rehabilitation and the rate of all persons who were employed at the 12- and 24- month follow-up and in the 3 months before, respectively. Multiple logistic regression models were calculated to analyze the influencing factors.

RESULTS: The total sample comprised 59,667 patients. The average age in all groups was between 53 and 56 years. Men were disproportionately represented; 70% of the services were provided as follow-up rehabilitations and 88% in the inpatient setting. Stable employment rates were 66% after one year and 63% after two years in the overall group (disease groups: 49% to 71%). The strongest influencing factors were the amount of pay and the number of sickness absence days before rehabilitation, active employment before rehabilitation, and age.

CONCLUSION: For the first time, representative data on occupational participation following rehabilitation on behalf of the GPI are available for the disease groups considered. The analyses underline the need to focus on occupational perspectives already in medical rehabilitation or directly thereafter.

PMID:37709287 | DOI:10.1055/a-2133-2552

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Nevin Manimala Statistics

Music as a health resource in pregnancy: A cross-sectional survey study of women and partners in Ireland

Midwifery. 2023 Sep 2;126:103811. doi: 10.1016/j.midw.2023.103811. Online ahead of print.

ABSTRACT

BACKGROUND: Wellbeing in pregnancy can have long term effects for women, infants, and families. Research has shown that music can promote maternal health, infant development, and parent-infant bonding. This study aimed to explore women’s and their partners’ experiences of using music during pregnancy while also considering their perspectives on the potential role of music in maternity care.

METHODS: A cross-sectional online survey was conducted from June to October 2020 in Ireland. 265 respondents including 254 women and 11 partners who were pregnant or had given birth in the past 12 months participated. Descriptive statistics and content analysis were used to analyse the results.

RESULTS: Findings indicated that, during pregnancy, 75% of respondents sang to their unborn baby, 47% created playlists for childbirth, 46% intentionally used music to support their wellbeing, over one-third were not aware of supporting evidence on music for perinatal wellbeing, 88% thought there was not enough guidance, and 70% supported the idea of establishing music therapy in maternity care. Qualitative analysis revealed three themes: ‘Positive impacts of music’, ‘Facilitators and barriers to the use of music during pregnancy’, and ‘Future visions on implementing music in maternity care’.

CONCLUSION: This study is the first to explore the experience and perspectives of women and partners in Ireland on using music during pregnancy. The findings highlight the need for more music-based resources and education on this topic and suggests an openness amongst women and partners towards the implementation of music therapy in maternity care to promote perinatal health and wellbeing.

PMID:37708586 | DOI:10.1016/j.midw.2023.103811

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Nevin Manimala Statistics

Coupling synthetic and real-world data for a deep learning-based segmentation process of 4D flow MRI

Comput Methods Programs Biomed. 2023 Sep 6;242:107790. doi: 10.1016/j.cmpb.2023.107790. Online ahead of print.

ABSTRACT

BACKGROUND AND OBJECTIVE: Phase contrast magnetic resonance imaging (4D flow MRI) is an imaging technique able to provide blood velocity in vivo and morphological information. This capability has been used to study mainly the hemodynamics of large vessels, such as the thoracic aorta. However, the segmentation of 4D flow MRI data is a complex and time-consuming task. In recent years, neural networks have shown great accuracy in segmentation tasks if large datasets are provided. Unfortunately, in the context of 4D flow MRI, the availability of these data is limited due to its recent adoption in clinical settings. In this study, we propose a pipeline for generating synthetic thoracic aorta phase contrast magnetic resonance angiography (PCMRA) to expand the limited dataset of patient-specific PCMRA images, ultimately improving the accuracy of the neural network segmentation even with a small real dataset.

METHODS: The pipeline involves several steps. First, a statistical shape model is used to synthesize new artificial geometries to improve data numerosity and variability. Secondly, computational fluid dynamics simulations are employed to simulate the velocity fields and, finally, after a downsampling and a signal-to-noise and velocity limit adjustment in both frequency and spatial domains, volumes are obtained using the PCMRA formula. These synthesized volumes are used in combination with real-world data to train a 3D U-Net neural network. Different settings of real and synthetic data are tested.

RESULTS: Incorporating synthetic data into the training set significantly improved the segmentation performance compared to using only real data. The experiments with synthetic data achieved a DICE score (DS) value of 0.83 and a better target reconstruction with respect to the case with only real data (DS = 0.65).

CONCLUSION: The proposed pipeline demonstrated the ability to increase the dataset in terms of numerosity and variability and to improve the segmentation accuracy for the thoracic aorta using PCMRA.

PMID:37708583 | DOI:10.1016/j.cmpb.2023.107790

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Nevin Manimala Statistics

Comparative Analysis of Therapeutic Outcomes Between Modified Loop Plate and Hook Plate for Treating Acute Acromioclavicular Joint Dislocation

Altern Ther Health Med. 2023 Sep 15:AT8618. Online ahead of print.

ABSTRACT

OBJECTIVE: This study aimed to evaluate the clinical efficacy of an enhanced minimally invasive NICE joint technique combined with dual adjustable loop steel plate internal fixation for treating acute acromioclavicular joint dislocation.

METHODS: A retrospective analysis was conducted on 63 surgical patients treated with acute acromioclavicular joint dislocation from May 2017 to March 2022. Among them, 33 cases were treated with the clavicle hook plate, and 30 cases were treated with the minimally invasive loop plate. We compared hospitalization duration, incision length, surgical duration, intraoperative bleeding, visual analogue pain scale scores, shoulder joint Constant scores at 6 months before and after surgery, and the incidence of complications between the two groups.

RESULTS: The comparison between the two groups, including hospitalization duration, incision length, surgical duration, intraoperative bleeding volume, and shoulder joint Constant score at 6 months post-surgery, revealed statistically significant differences where the loop plate group had better results. One case (1/33) experienced postoperative complications in the hook plate group, including screw loosening and plate failure. Additionally, there were 8 cases (8/33) of subacromial osteolysis, 10 cases (10/33) of acromial impact, and 5 cases (5/33) of residual shoulder pain. Conversely, only 1 case (1/30) in the loop plate group had residual shoulder pain.

CONCLUSIONS: The surgical technique involving the reconstruction of the coracoclavicular ligament using an enhanced minimally invasive NICE junction combined with double adjustable loop steel plate placement in the clavicular small bone canal is characterized by simplicity, safety, minimal invasiveness, excellent functional recovery, fewer complications, and superior clinical efficacy compared to clavicular hook steel plates.

PMID:37708565

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Nevin Manimala Statistics

Establishment and Validation of Risk Prediction Model for Postpartum Hemorrhage for Pregnant Women ≥35 Years of Age in Natural Delivery

Altern Ther Health Med. 2023 Sep 15:AT9338. Online ahead of print.

ABSTRACT

CONTEXT: After the age of 35, women’s fertility and physical function gradually decline, and this can significantly increase the risks of postpartum hemorrhage (PPH) after delivery. Sufficient exploration of prenatal indicators of PPH for older pregnant women are still lacking.

OBJECTIVE: The study intended to examine the factors influencing postpartum hemorrhage (PPH) in natural delivery for pregnant women ≥35 years of age and to establish a reliable risk-prediction model.

DESIGN: The research team performed a retrospective study.

SETTING: The study took place at Suzhou Ninth People’s Hospital in Suzhou, Jiangsu Province, China.

PARTICIPANTS: Participants were 351 pregnant women who had undergone a prenatal examination and vaginal delivery at the hospital between January 2019 and October 2022.

GROUPS: The research team divided participants into two groups: (1) a PPH group, with 52 participants who experienced PPH, and (2) a non-PPH group, with 299 participants who had no PPH.

OUTCOME MEASURES: The research team: (1) conducted single-factor analysis of the two groups’ demographic and clinical characteristics; (2) performed multivariate logistic regression analysis to find the factors influencing PPH; (3) built a risk-prediction model based on the results; and (4) analyzed the model’s identification ability, proofreading ability, and clinical applicability using a goodness-of-fit test, a receiver operating characteristic (ROC) curve, a calibration curve, and a decision curve. The team used the SPSS 22.0 and R software for statistical analysis.

RESULTS: The incidence of PPH was 14.81%, for the 52 out of 351 participants. The PPH group’s age (P < .001), rate of pregnancy-induced hypertension (P = .008), length of the third stage of labor (P = .001), and newborn’s birth weight (P < .001) were significantly greater and its FIB before delivery was significantly lower than those of the non-PPH group. The high expression of fibrinogen (FIB) before delivery indicates it may be a protective factor against PPH. The multivariate analysis indicated that a greater age (P = .013), pregnancy-induced hypertension (P = .002), a low FIB level (P < .001), a long third stage of labor (P = .012), and a low birth weight for the newborn (P = .006) were all significantly related to PPH. The research team validated the risk-prediction model, which indicated that the model had good recognition ability (AUC = 0.873). The optimal critical value was 34%, and the sensitivity and specificity were 0.869 and 0.826, respectively. In the comparison of the PPH value that the model predicted and the participants’ actual PPH incidence (U = -0.006, Brier = 0.089), the deviation of the model wasn’t statistically significant (χ2 = 5.964, P = .651). The analysis of the decision curve found that the net benefits for pregnant women ≥35 years of age were higher than those of the other two extreme curves, showing that the model was clinically effective.

CONCLUSIONS: The PPH risk-prediction model for vaginal delivery for pregnant women ≥35 years of age showed that a greater age, pregnancy-induced hypertension, a lower prelabor FIB, a longer third stage of labor, and a higher birth weight for the newborn were significantly related to the incidence of PPH and that its use could be clinically helpful.

PMID:37708560