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Nevin Manimala Statistics

Population norms for the EQ-5D-3L and EQ-5D-5L in Romania

Health Qual Life Outcomes. 2023 Jul 29;21(1):80. doi: 10.1186/s12955-023-02144-8.

ABSTRACT

BACKGROUND: The majority of patient reported outcome measures (PROMs) don’t have population norms in Romania. This is the case with the EQ-5D as well. Therefore, we aimed to estimate population norms for the Romanian versions of the EQ-5D-5L, EQ-5D-3L, their indexes, and the EQ-VAS.

METHODS: A cross-sectional survey was conducted in all regions of Romania from November 2018 to November 2019. A three-stage probability sampling procedure stratified by region and settlement size was used to select a representative sample. Interviews were computer-assisted and conducted in respondents’ homes by trained interviewers. Health status was assessed with the EQ-5D-5L, the EQ-5D-3L and the EQ VAS. Descriptive statistics were used to estimate population norms by age groups and sex for the EQ-5D-5L, the EQ-5D-3L, their indexes and the EQ VAS. Population norms were weighted using survey weights. Indexes for the EQ-5D questionnaires were estimated using the recently developed Romanian value sets.

RESULTS: Data from 1,649 interviews was analysed in the present study. Survey weights were used so that sex and place of residence ratios for the weighted sample matched the Romanian general population distribution. Participants’ mean age was 47.4 years (SE = 1.157) and 50.3% of them reported being in good health. The dimension for which people reported the highest number of problems for both questionnaires was the pain/discomfort dimension. Men aged 35 plus reported fewer problems with pain/discomfort than women for both the EQ-5D-5L and EQ-5D-3L. Health decreased with age as shown by the decrease from age group 18-24 to age group 75 plus in the indexes of both questionnaires: from 0.977 (SE = 0.005) to 0.765 (SE = 0.017) for EQ-5D-5L and from 0.981 (SE = 0.005) to 0.784 (SE = 0.019) for EQ-5D-3L. There was 29.9 points drop in the EQ VAS score between the youngest and oldest group.

CONCLUSIONS: Population norms for the Romanian versions of the EQ-5D-5L, EQ-5D-3L, their indexes, and the EQ VAS are now available. These can now be used as reference values by healthcare professionals, researchers and decision-makers leading to a further development of health-related quality of life research in Romania.

PMID:37507760 | DOI:10.1186/s12955-023-02144-8

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Nevin Manimala Statistics

Histological evaluation of the debris removal efficiency of activation of sodium hypochlorite solution at different concentrations

BMC Oral Health. 2023 Jul 28;23(1):528. doi: 10.1186/s12903-023-03244-z.

ABSTRACT

BACKGROUND: This study aims to histologically evaluate the efficiency of debris removal through activation of 2.5% and 5.25% NaOCI using laser, ultrasonic, and intracanal heating methods.

METHODS: Sixty-four maxillary central incisor teeth were randomly divided into two groups according to the irrigation solution (n = 32); 2.5% NaOCI and 5.25% NaOCI. Subsequently, the samples were further divided into four subgroups according to the final irrigation activation technique (n = 8); SubgroupA: Er,Cs:YSGG laser, SubgroupB: Ultrasonic, Subgroup C: Intracanal heating, Subgroup D: no activation. Generalized Linear Models and Bonferroni tests were used for statistical analysis (p < 0.05).

RESULTS: The effect of NaOCI concentration was statistically significant (p < 0.001). Furthermore, the activation of NaOCI by laser exhibited a statistically significant difference compared to the ultrasonic and intracanal heating methods (p < 0.001).

CONCLUSION: The efficiency of root canal cleaning increases with higher NaOCI concentration. Activation of NaOCI also significantly enhances its effectiveness.

PMID:37507750 | DOI:10.1186/s12903-023-03244-z

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Nevin Manimala Statistics

Quality of vital event data for infant mortality estimation in prospective, population-based studies: an analysis of secondary data from Asia, Africa, and Latin America

Popul Health Metr. 2023 Jul 28;21(1):10. doi: 10.1186/s12963-023-00309-7.

ABSTRACT

INTRODUCTION: Infant and neonatal mortality estimates are typically derived from retrospective birth histories collected through surveys in countries with unreliable civil registration and vital statistics systems. Yet such data are subject to biases, including under-reporting of deaths and age misreporting, which impact mortality estimates. Prospective population-based cohort studies are an underutilized data source for mortality estimation that may offer strengths that avoid biases.

METHODS: We conducted a secondary analysis of data from the Child Health Epidemiology Reference Group, including 11 population-based pregnancy or birth cohort studies, to evaluate the appropriateness of vital event data for mortality estimation. Analyses were descriptive, summarizing study designs, populations, protocols, and internal checks to assess their impact on data quality. We calculated infant and neonatal morality rates and compared patterns with Demographic and Health Survey (DHS) data.

RESULTS: Studies yielded 71,760 pregnant women and 85,095 live births. Specific field protocols, especially pregnancy enrollment, limited exclusion criteria, and frequent follow-up visits after delivery, led to higher birth outcome ascertainment and fewer missing deaths. Most studies had low follow-up loss in pregnancy and the first month with little evidence of date heaping. Among studies in Asia and Latin America, neonatal mortality rates (NMR) were similar to DHS, while several studies in Sub-Saharan Africa had lower NMRs than DHS. Infant mortality varied by study and region between sources.

CONCLUSIONS: Prospective, population-based cohort studies following rigorous protocols can yield high-quality vital event data to improve characterization of detailed mortality patterns of infants in low- and middle-income countries, especially in the early neonatal period where mortality risk is highest and changes rapidly.

PMID:37507749 | DOI:10.1186/s12963-023-00309-7

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Nevin Manimala Statistics

Effects of online mindfulness-based interventions (MBIs) on anxiety symptoms in adults: a systematic review and meta-analysis

BMC Complement Med Ther. 2023 Jul 28;23(1):269. doi: 10.1186/s12906-023-04102-9.

ABSTRACT

BACKGROUND: An increasing number of studies have documented the effectiveness on various types of face-to-face and online mindfulness-based interventions (MBIs) in reducing anxiety among general population, but there is a scarcity of systematic reviews evaluating evidence of online MBIs on anxiety in adults. Therefore, we examined the effects of online mindfulness-based interventions (MBIs) on anxiety symptoms in adults and explored the moderating effects of participant, methods, and intervention characteristics.

METHODS: We systematically searched nine databases through May 2022 without date restrictions. Inclusion criteria were primary studies evaluating online mindfulness-based interventions with adults with anxiety measured as an outcome, a comparison group, and written in English. We used random-effects model to compute effect sizes (ESs) using Hedges’ g, a forest plot, and Q and I2 statistics as measures of heterogeneity; we also examined moderator analyses.

RESULTS: Twenty-six primary studies included 3,246 participants (39.9 ± 12.9 years old). Overall, online mindfulness-based interventions showed significantly improved anxiety (g = 0.35, 95%CI 0.09, 0.62, I2 = 92%) compared to controls. With regards to moderators, researchers reported higher attrition, they reported less beneficial effects on anxiety symptoms (β=-0.001, Qmodel=4.59, p = .032). No other quality indicators moderated the effects of online mindfulness-based interventions on anxiety.

CONCLUSION: Online mindfulness-based interventions improved anxiety symptoms in adult population. Thus, it might be used as adjunctive or alternative complementary treatment for adults. However, our findings must be interpreted with caution due to the low and unclear power of the sample in primary studies; hence, high-quality studies are needed to confirm our findings.

PMID:37507747 | DOI:10.1186/s12906-023-04102-9

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Nevin Manimala Statistics

Efficacy and safety of robot-assisted laparoscopic myomectomy versus laparoscopic myomectomy: a systematic evaluation and meta-analysis

World J Surg Oncol. 2023 Jul 28;21(1):230. doi: 10.1186/s12957-023-03104-8.

ABSTRACT

OBJECTIVE: Systematic evaluation of the efficacy and safety of robotic-assisted laparoscopic myomectomy (RALM) versus laparoscopic myomectomy (LM).

METHODS: PubMed, Embase, The Cochrane Library, and Web of Science database were searched by computer to seek relevant literature in order to compare the efficacy and safety of RALM with that of LM from the establishment of the databases to January 2023, and Review Manager 5.4 software was utilized to perform a meta-analysis on the literature.

RESULTS: A total of 15 retrospective clinical controlled studies were included. There exists a total of 45,702 patients, among 11,618 patients in the RALM group and the remaining 34,084 patients in the LM group. Meta-analysis results revealed that RALM was associated with lesser intraoperative bleeding (MD = – 32.03, 95%CI – 57.24 to – 6.83, P = 0.01), lower incidence of blood transfusions (OR = 0.86, 95%CI 0.77 to 0.97, P = 0.01), shorter postoperative hospital stay (MD = – 0.11, 95%CI – 0.21 to – 0.01, P = 0.03), fewer transitions to open stomach (OR = 0.82, 95%CI 0.73 to 0.92, P = 0.0006), and lower incidence of postoperative complications (OR = 0.58, 95%CI 0.40 to 0.86, P = 0.006) than LM, whereas LM is more advantageous in terms of operative time (MD = 38.61, 95%CI 19.36 to 57.86, P < 0.0001). There was no statistical difference between the two surgical methods in terms of maximum myoma diameter (MD = 0.26, 95%CI – 0.17 to 0.70, P = 0.24).

CONCLUSION: In the aspects of intraoperative bleeding, lower incidence of blood transfusions, postoperative hospital stay, transit open stomach rate, and postoperative complications, RALM has a unique advantage than that of LM, while LM has advantages over RALM in terms of operative time.

PMID:37507735 | DOI:10.1186/s12957-023-03104-8

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Nevin Manimala Statistics

Evaluation of two Massive Open Online Courses (MOOCs) in genomic variant interpretation for the NHS workforce

BMC Med Educ. 2023 Jul 28;23(1):540. doi: 10.1186/s12909-023-04406-x.

ABSTRACT

BACKGROUND: The implementation of the National Genomic Medicine Service in the UK has increased patient access to germline genomic testing. Increased testing leads to more genetic diagnoses but does result in the identification of genomic variants of uncertain significance (VUS). The rigorous process of interpreting these variants requires multi-disciplinary, highly trained healthcare professionals (HCPs). To meet this training need, we designed two Massive Open Online Courses (MOOCs) for HCPs involved in germline genomic testing pathways: Fundamental Principles (FP) and Inherited Cancer Susceptibility (ICS).

METHODS: An evaluation cohort of HCPs involved in genomic testing were recruited, with additional data also available from anonymous self-registered learners to both MOOCs. Pre- and post-course surveys and in-course quizzes were used to assess learner satisfaction, confidence and knowledge gained in variant interpretation. In addition, granular feedback was collected on the complexity of the MOOCs to iteratively improve the resources.

RESULTS: A cohort of 92 genomics HCPs, including clinical scientists, and non-genomics clinicians (clinicians working in specialties outside of genomics) participated in the evaluation cohort. Between baseline and follow-up, total confidence scores improved by 38% (15.2/40.0) (95% confidence interval [CI] 12.4-18.0) for the FP MOOC and 54% (18.9/34.9) (95%CI 15.5-22.5) for the ICS MOOC (p < 0.0001 for both). Of those who completed the knowledge assessment through six summative variant classification quizzes (V1-6), a mean of 79% of respondents classified the variants such that correct clinical management would be undertaken (FP: V1 (73/90) 81% Likely Pathogenic/Pathogenic [LP/P]; V2 (55/78) 70% VUS; V3 (59/75) 79% LP/P; V4 (62/72) 86% LP/LP. ICS: V5 (66/91) 73% VUS; V6 (76/88) 86% LP/P). A non-statistically significant higher attrition rate was seen amongst the non-genomics workforce when compared to genomics specialists for both courses. More participants from the non-genomics workforce rated the material as “Too Complex” (FP n = 2/7 [29%], ICS n = 1/5 [20%]) when compared to the specialist genomics workforce (FP n = 1/43 [2%], ICS n = 0/35 [0%]).

CONCLUSIONS: After completing one or both MOOCs, self-reported confidence in genomic variant interpretation significantly increased, and most respondents could correctly classify variants such that appropriate clinical management would be instigated. Genomics HCPs reported higher satisfaction with the level of content than the non-genomics clinicians. The MOOCs provided foundational knowledge and improved learner confidence, but should be adapted for different workforces to maximise the benefit for clinicians working in specialties outside of genetics.

PMID:37507729 | DOI:10.1186/s12909-023-04406-x

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Nevin Manimala Statistics

Hypomethylation of ABCG1 in peripheral blood as a potential marker for the detection of coronary heart disease

Clin Epigenetics. 2023 Jul 28;15(1):120. doi: 10.1186/s13148-023-01533-6.

ABSTRACT

BACKGROUND: Novel molecular biomarkers for the risk assessment and early detection of coronary heart disease (CHD) are urgently needed for disease prevention. Altered methylation of ATP-binding cassette subfamily G member 1 (ABCG1) has been implicated in CHD but was mostly studied in Caucasians. Exploring the potential relationship between ABCG1 methylation in blood and CHD among the Chinese population would yield valuable insights.

METHODS: Peripheral blood samples were obtained from a case-control study (287 CHD patients vs. 277 controls) and a prospective nested case-control study (171 CHD patients and 197 matched controls). DNA extraction and bisulfite-specific PCR amplification techniques were employed for sample processing. Quantitative assessment of methylation levels was conducted using mass spectrometry. Statistical analyses involved the utilization of logistic regression and nonparametric tests.

RESULTS: We found hypomethylation of ABCG1 in whole blood was associated with the risk of CHD in both studies, which was enhanced in heart failure (HF) patients, female and younger subjects. When combined with baseline characteristics, altered ABCG1 methylation showed improved predictive effect for differentiating CHD cases, ischemic cardiomyopathy (ICM) cases, younger than 60 years CHD cases, and female CHD cases from healthy controls (area under the curve (AUC) = 0.68, 0.71, 0.74, and 0.73, respectively).

CONCLUSIONS: We demonstrated a robust link between ABCG1 hypomethylation in whole blood and CHD risk in the Chinese population and provided novel evidence indicating that aberrant ABCG1 methylation in peripheral blood can serve as an early detection biomarker for CHD patients.

PMID:37507725 | DOI:10.1186/s13148-023-01533-6

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Nevin Manimala Statistics

First evidence of schmallenberg virus infection in southern Italy

BMC Vet Res. 2023 Jul 28;19(1):95. doi: 10.1186/s12917-023-03666-5.

ABSTRACT

BACKGROUND: Schmallenberg virus (SBV) is a vector-borne pathogen that mainly affects ruminants. Schmallenberg disease has never been described in southern Italy, although this geographic area displays climatic features suitable for Culicoides biting midges, which transmit the pathogen. An observational study was carried out in the Campania region in 2020 to evaluate the seroprevalence in cattle and water buffalo as well as to identify the risk factors involved in the distribution of SBV.

RESULTS: Relatively high seroprevalences of 38.2% (cattle) and 43% (water buffalo) were found by using a commercial SBV ELISA, which is comparable to the prevalence obtained in other countries under post-epidemic conditions. A virus neutralization assay performed on positive samples showed high titers in a large percentage of animals which is assumed to indicate recent exposure. Bivariate analysis of several variables revealed some environmental factors associated with higher seroprevalence, such as mean annual temperature, distance from the coast, and altitude. Multivariate logistic regression confirmed the statistical association only for mean annual temperature, that was found to be the main factor responsible for the distribution of the virus in southern Italy. In addition, molecular diagnosis attempts were performed on serum samples and resulted in the detection of SBV RNA in two herds and six animals.

CONCLUSIONS: In this work we have demonstrated the circulation of SBV in southern Italy using both molecular and serological assays. This study emphasized the essential role of monitoring in preventing the re-emergence of vector-borne diseases in ruminants.

PMID:37507724 | DOI:10.1186/s12917-023-03666-5

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Nevin Manimala Statistics

Predictors of fear control related to COVID-19 among older population: an investigation on COVID-19 risk perception and health related quality of life during the pandemic

Health Qual Life Outcomes. 2023 Jul 29;21(1):79. doi: 10.1186/s12955-023-02167-1.

ABSTRACT

BACKGROUND: The aim of this study was to examine the role of demographic characteristics, general health and health related quality of life on the fear control. Also, the aim of study was to explore how older people percept the COVID-19 pandemic by using the component of the expanded parallel process model (EPPM), and how the possible perception may contribute to probable behavior responses to prevention and control of COVID-19.

METHODS: The present study is a cross-sectional study that was conducted in Tabriz, a city in north of Iran from February to April 2021, the period that correspond with the fourth wave of COVID-19. To collect information, the Covid-19 risk perception questionnaire (based on EPPM model including efficacy, defensive responses, and perceived threat) and health related quality of life (HQOL) Short Form-36 questionnaire were used. Discriminate value was calculated to estimate fear control and danger control. Univariate and multivariable logistic regression were calculated to examine the effect of demographic characteristics, general health and health-related quality of life on the fear control.

RESULTS: The mean age of the 350 participants was 67.9 (6.4) years. A total of 83.1% of participants were engaged in danger control processes and 16.9% in fear control processes. According to the multivariable results, significant predictors for fear control were: gender 1.57 (95% CI 1.05-2.34, 0.025), education 7.38 (1.42-38.35, p = 0.017), economic status 1.31 (0.4-0.63, p = 0.029), and significant protective factors for fear control were: body pain 0.97 (0.94-0.99, p = 0.041), general health 0.96 (0.93-0.98, p = 0.032), physical health 0.94 (0.90-0.98) and total quality of life 0.024 (0.89-0.98).

CONCLUSIONS: Strong associations of fear control were found with being female, being illiterate, and having a good economic status and also body pain, general health, physical health and total HQOL were significantly associated with danger control. Since, most of elderly populations have adequately higher perceptions of efficacy to counteract their threat perceptions to continue motivating these older people to engage in COVID-19 self-protective behaviors, it is necessary to emphasis on the susceptibility of target population and the severity of the COVID-19 threats.

PMID:37507718 | DOI:10.1186/s12955-023-02167-1

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Nevin Manimala Statistics

How breast cancer therapies impact body image – real-world data from a prospective cohort study collecting patient-reported outcomes

BMC Cancer. 2023 Jul 28;23(1):705. doi: 10.1186/s12885-023-11172-y.

ABSTRACT

BACKGROUND: In breast cancer patients body image (BI) is a crucial aspect of quality of life (QoL). This study examined the postoperative impact of different surgical approaches on long-term BI analyzing real-world data to guide pre- and postoperative patient care and preserve QoL.

METHODS: EORTC QLQ-BR23 BI scores were collected electronically in 325 breast cancer patients within routine clinical care for a duration of 41.5 months (11/17/2016 – 4/30/2020) at predefined time points preoperatively and repeatedly up to two years after breast-conserving surgery (BCS) (n = 212), mastectomy alone (M) (n = 27) or mastectomy with immediate breast reconstruction (MIBR) (n = 86). Higher scores indicated better BI. A linear mixed regression model was used to analyze the impact of BCS, M and MIBR, as well as non-surgical therapies on BI at treatment initiation and over time.

RESULTS: BI scores deteriorated by 5 points (95%-confidence interval (CI) -8.94 to -1.57, p≈0.005) immediately after BCS, by 7 points (95%-CI -12.13 to -1.80, p≈0.008) after MIBR and by 19 points (95%-CI -27.34 to -10.34, p < 0.001) after M. The change over time after BCS (+ 0.10 points per week, 95%-CI -0.17 to 0.38), MIBR (-0.07 points per week, 95%-CI -0.35 to 0.20) and M (+ 0.14 points per week, 95%-CI -0.19 to 0.48) were not statistically significant (each p > 0.05). At treatment initiation chemotherapy was associated with a 22-point decline (95%-CI -25.39 to -17.87, p < 0.001) in BI score, while radiotherapy was associated with a 5-point increase (95%-CI 1.74 to 9.02, p≈0.004). However, over time chemotherapy was associated with a score recovery (+ 0.28 points per week, 95%-CI 0.19 to 0.37, p < 0.001), whereas for radiotherapy a trend towards BI deterioration was observed (-0.11 points per week, 95%-CI -0.23 to 0.02, p≈0.101).

CONCLUSIONS: Breast cancer surgery negatively affects BI. BCS and MIBR presumably harm BI less than M in the early postoperative period. Our data suggests BI to be deteriorating in the long term after MIBR while improving after BCS or M. Radiotherapy seems to have an additional negative long-term impact on BI. These findings should be confirmed in further studies to enable evidence-based patient information as part of preoperative shared decision-making and postoperative patient care.

PMID:37507687 | DOI:10.1186/s12885-023-11172-y