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Nevin Manimala Statistics

Health literacy in Pakistani migrants in Australia-An emerging and neglected culturally and linguistically diverse community

Health Promot J Austr. 2023 May 30. doi: 10.1002/hpja.753. Online ahead of print.

ABSTRACT

ISSUE ADDRESSED: Pakistani migrants are one of the fastest-growing culturally and linguistically diverse (CALD) communities in Australia, but there is currently a lack of information regarding their health literacy. This study aimed to investigate the health literacy of Pakistani migrants residing in Australia.

METHODS: Using a cross-sectional study design, health literacy was measured using the Urdu version of Health Literacy Questionnaire (HLQ). Descriptive statistics and linear regression were used to describe the health literacy profile of respondents and to examine its association with their demographic characteristics.

RESULTS: The responses of 202 Pakistani migrants were included. The median age of the respondents was 36 years, 61.8% were males and 87.6% had a university education. The majority spoke Urdu at home and almost 80% were Australian permanent residents or citizens. Pakistani respondents scored high on HLQ domains; feeling understood by health providers (Scale 1), social support for health care (Scales 4), engaging with health care providers (Scale 6) and understanding health information (Scale 9). The respondents scored low on HLQ domains; having sufficient information (Scale 2), actively managing health (Scale 3), appraisal of health information (Scale 5), navigating the health care system (Scale 7) and ability to find information (Scale 8). In the regression model, university education and age were significantly associated with health literacy in almost all the domains, but the effect size was small for age. Speaking English at home and being a permanent resident were also associated with better health literacy in two to three HLQ domains.

CONCLUSIONS: Health literacy strengths and weaknesses of Pakistani migrants residing in Australia were identified. Health care providers and organisations may use these findings to tailor health information and services to better support health literacy in this community. SO WHAT?: This study will inform future interventions to better support health literacy and reduce health disparities in Pakistani migrants residing in Australia.

PMID:37252730 | DOI:10.1002/hpja.753

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Estimated Costs of Intervening in Health-Related Social Needs Detected in Primary Care

JAMA Intern Med. 2023 May 30. doi: 10.1001/jamainternmed.2023.1964. Online ahead of print.

ABSTRACT

IMPORTANCE: Health-related social needs are increasingly being screened for in primary care practices, but it remains unclear how much additional financing is required to address those needs to improve health outcomes.

OBJECTIVE: To estimate the cost of implementing evidence-based interventions to address social needs identified in primary care practices.

DESIGN, SETTING, AND PARTICIPANTS: A decision analytical microsimulation of patients seen in primary care practices, using data on social needs from the National Center for Health Statistics from 2015 through 2018 (N = 19 225) was conducted. Primary care practices were categorized as federally qualified health centers (FQHCs), non-FQHC urban practices in high-poverty areas, non-FQHC rural practices in high-poverty areas, and practices in lower-poverty areas. Data analysis was performed from March 3 to December 16, 2022.

INTERVENTION: Simulated evidence-based interventions of primary care-based screening and referral protocols, food assistance, housing programs, nonemergency medical transportation, and community-based care coordination.

MAIN OUTCOMES AND MEASURES: The primary outcome was per-person per-month cost of interventions. Intervention costs that have existing federally funded financing mechanisms (eg, the Supplemental Nutrition Assistance Program) and costs without such an existing mechanism were tabulated.

RESULTS: Of the population included in the analysis, the mean (SD) age was 34.4 (25.9) years, and 54.3% were female. Among people with food and housing needs, most were program eligible for federally funded programs, but had low enrollment (eg, due to inadequate program capacity), with 78.0% of people with housing needs being program eligible vs 24.0% enrolled, and 95.6% of people with food needs being program eligible vs 70.2% enrolled. Among those with transportation insecurity and care coordination needs, eligibility criteria limited enrollment (26.3% of those in need being program eligible for transportation programs, and 5.7% of those in need being program eligible for care coordination programs). The cost of providing evidence-based interventions for these 4 domains averaged $60 (95% CI, $55-$65) per member per month (including approximately $5 for screening and referral management in clinics), of which $27 (95% CI, $24-$31) (45.8%) was federally funded. While disproportionate funding was available to populations seen at FQHCs, populations seen at non-FQHC practices in high-poverty areas had larger funding gaps (intervention costs not borne by existing federal funding mechanisms).

CONCLUSIONS AND RELEVANCE: In this decision analytical microsimulation study, food and housing interventions were limited by low enrollment among eligible people, whereas transportation and care coordination interventions were more limited by narrow eligibility criteria. Screening and referral management in primary care was a small expenditure relative to the cost of interventions to address social needs, and just under half of the costs of interventions were covered by existing federal funding mechanisms. These findings suggest that many resources are necessary to address social needs that fall largely outside of existing federal financing mechanisms.

PMID:37252714 | DOI:10.1001/jamainternmed.2023.1964

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Effects of COVID-19 pandemic lockdown on the metabolic control of type 2 diabetes mellitus in patients

Arch Endocrinol Metab. 2023 May 12;67(4):e000621. doi: 10.20945/2359-3997000000621.

ABSTRACT

OBJECTIVE: The effects of the COVID-19 pandemic on the control of diabetes mellitus in patients are largely unknown. In this study we aimed to analyze the impact of the pandemic and the ensuing lockdown on the management of type 2 diabetes mellitus.

SUBJECTS AND METHODS: A total of 7,321patients with type 2 diabetes mellitus (4,501 from the pre-pandemic period, 2,820 from the post-pandemic period) were studied retrospectively.

RESULTS: The admission of patients with diabetes melitus (DM) decreased significantly during the pandemic (4,501 pre-pandemic vs. 2,820 post-pandemic; p < 0.001). The mean age of patients was statistically lower (51.5 ± 14.0 vs. 49.7 ± 14.5 years; p < 0.001), and the mean glycated hemoglobin (A1c) level was significantly higher (7.9% ± 2.4% vs. 7.3% ± 1.7%; p < 0.001) in the post-pandemic period than in the pre-pandemic. The female/male ratio was similar in both periods (59.9%/40.1% for pre-pandemic, 58.6%/41.4% for post-pandemic; p = 0.304). As calculated by month the pre-pandemic rate of women was higher only in January (53.1% vs. 60.6%, p = 0.02). Mean A1c levels were higher in the postpandemic period than in the same month of the previous year, excluding July and October (p = 0.001 for November, p < 0.001 for others). Postpandemic patients admitted to the outpatient clinic were significantly younger than prepandemic visits for July (p = 0.001), August (p < 0.001) and December (p < 0.001).

CONCLUSION: The lockdown had detrimental effects on blood sugar management in patients with DM. Hence, diet and exercise programs should be adapted to home conditions, and social and psychological support should be provided to patients with DM.

PMID:37252703 | DOI:10.20945/2359-3997000000621

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Prediction for recurrence following antithyroid drug therapy for Graves’ hyperthyroidism

Arch Endocrinol Metab. 2023 May 12;67(4):e000609. doi: 10.20945/2359-3997000000609.

ABSTRACT

OBJECTIVE: A common problem with antithyroid drugs (ATD) treatment in patients with Graves’ disease (GD) is the high recurrence rate after drug withdrawal. Identifying risk factors for recurrence is crucial in clinical practice. We hereby prospectively analyze risk factors for the recurrence of GD in patients treated with ATD in southern China.

SUBJECTS AND METHODS: Patients who were newly diagnosed with GD and aged > 18 years were treated with ATD for 18 months and followed up for 1 year after ATD withdrawal. Recurrence of GD during follow-up was assessed. All data were analyzed by Cox regression with P values < 0.05 considered statistically significant.

RESULTS: A total of 127 Graves’ hyperthyroidism patients were included. During an average follow-up of 25.7 (standard deviation = 8.7) months, 55 (43%) had a recurrence within 1 year after withdraw of anti-thyroid drugs. After adjustment for potential confounding factors, the significant association remained for the presence of insomnia (hazard ratio (HR) 2.94, 95% confidence interval (CI) 1.47-5.88), greater goiter size (HR 3.34, 95% CI 1.11-10.07), higher thyrotrophin receptor antibody (TRAb) titer (HR 2.66, 95% CI 1.12-6.31) and a higher maintenance dose of methimazole (MMI) (HR 2.14, 95% CI 1.14-4.00).

CONCLUSION: Besides conventional risk factors (i.e., goiter size, TRAb and maintenance MMI dose) for recurrent GD after ATD withdraw, insomnia was associated with a 3-fold risk of recurrence. Further clinical trials investigating the beneficial effect of improving sleep quality on prognosis of GD are warranted.

PMID:37252698 | DOI:10.20945/2359-3997000000609

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Maternal prepregnancy obesity and gestational diabetes influence on adverse perinatal outcomes

Arch Endocrinol Metab. 2023 May 12;67(4):e000605. doi: 10.20945/2359-3997000000605.

ABSTRACT

OBJECTIVE: Evaluate the influence of isolated and associated prepregnancy obesity and gestational diabetes mellitus (GDM) on adverse perinatal outcomes.

MATERIALS AND METHODS: Cross-sectional observational study with women who delivered at a Brazilian Maternity Hospital, between August and December 2020. Data were collected by interview with application form, and medical records. Sample was stratified by body mass index (BMI) and GDM screening in four groups: no obesity (BMI < 30 kg/m2) no GDM – reference; isolated GDM; isolated obesity (BMI ≥ 30 kg/m2); and obesity with GDM. Preeclampsia (PE), cesarean section (CS), large-for-gestational-age (LGA) newborn and admission to neonatal intensive care unit (NICU) were analyzed by odds ratio (OR) adjusted for confounding factors, adopting 95% confidence interval (CI) and P < 0.05 statistically significant.

RESULTS: From 1,618 participants, isolated obesity group (233/14.40%) had high chance of PE (OR = 2.16; CI: 1.364-3.426; P = 0.001), isolated GDM group (190/11.74%) had high chance of CS (OR = 1.736; CI: 1.136-2.652; P = 0.011) and NICU admission (OR = 2.32; CI: 1.265-4.261; P = 0.007), and obesity with GDM group (121/7.48%) had high chance of PE (OR = 1.93; CI: 1.074-3.484; P = 0.028), CS (OR = 1.925; CI: 1.124-3.298; P = 0.017) and LGA newborn (OR = 1.81; CI: 1.027-3.204; P = 0.040), compared with reference (1,074/66.38%).

CONCLUSION: Obesity and GDM enhances the chance of different negative outcomes, worsening this prognosis when associated.

PMID:37252694 | DOI:10.20945/2359-3997000000605

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Nevin Manimala Statistics

Bayesian Analysis of Tests with Unknown Specificity and Sensitivity

J R Stat Soc Ser C Appl Stat. 2020 Aug 13;69(5):1269-1283. doi: 10.1111/rssc.12435. eCollection 2020 Nov.

ABSTRACT

When testing for a rare disease, prevalence estimates can be highly sensitive to uncertainty in the specificity and sensitivity of the test. Bayesian inference is a natural way to propagate these uncertainties, with hierarchical modelling capturing variation in these parameters across experiments. Another concern is the people in the sample not being representative of the general population. Statistical adjustment cannot without strong assumptions correct for selection bias in an opt-in sample, but multilevel regression and post-stratification can at least adjust for known differences between the sample and the population. We demonstrate hierarchical regression and post-stratification models with code in Stan and discuss their application to a controversial recent study of SARS-CoV-2 antibodies in a sample of people from the Stanford University area. Wide posterior intervals make it impossible to evaluate the quantitative claims of that study regarding the number of unreported infections. For future studies, the methods described here should facilitate more accurate estimates of disease prevalence from imperfect tests performed on non-representative samples.

PMID:37252679 | PMC:PMC10016948 | DOI:10.1111/rssc.12435

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Impact of anterior cruciate ligament surgery on the development of knee osteoarthritis: A systematic literature review and meta-analysis comparing non-surgical and surgical treatments

Osteoarthr Cartil Open. 2023 Apr 28;5(3):100366. doi: 10.1016/j.ocarto.2023.100366. eCollection 2023 Sep.

ABSTRACT

INTRODUCTION: Context: The development of knee osteoarthritis (OA) after anterior cruciate ligament (ACL) injury is now widely recognized. The impact of surgical or non-surgical management on the development of post-traumatic osteoarthritis is still debated in the medical community.Here, we present a meta-analysis comparing the impact of surgical or non-surgical management of ACL injuries on the development of knee OA.

METHOD: A systematic literature review was conducted using data from the PubMed, EMBASE, Medline, and Cochrane libraries from February to May 2019. Only randomized clinical trials published between 2005 and 2019 with a non-surgical group and a surgical group were included to explore the onset or progression of knee OA after ACL injury. Trials had to have at least one radiographic endpoint (Kellgren-Lawrence scoring system). Heterogeneity was assessed using the Cochrane’s Q and I2 statistical methods.

RESULTS: Only three randomized controlled trials met the inclusion criteria and were selected for meta-analysis. Of the 343 injured knees included in the studies, 180 underwent ACL reconstruction and 163 underwent non-surgical treatment. The relative risk of knee osteoarthritis was higher after surgery than after non-surgical treatment (RR 1.72, CI 95% [1.18-2.53], I2 ​= ​0%).

CONCLUSION: The results of this meta-analysis suggest a predisposition to knee osteoarthritis after ACL reconstruction surgery compared with non-surgical management. Due to the small number of good quality studies available, further well-conducted randomised studies are needed to confirm these findings.

PMID:37252633 | PMC:PMC10209532 | DOI:10.1016/j.ocarto.2023.100366

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Polymorphism of SERF2, the gene encoding a heat-resistant obscure (Hero) protein with chaperone activity, is a novel link in ischemic stroke

IBRO Neurosci Rep. 2023 May 10;14:453-461. doi: 10.1016/j.ibneur.2023.05.004. eCollection 2023 Jun.

ABSTRACT

BACKGROUND: Ischemic stroke (IS) is one of the most serious cardiovascular events associated with high risk of death or disability. The growing body of evidence highlights molecular chaperones as especially important players in the pathogenesis of the disease. Since six small proteins called “Hero” have been recently identified as a novel class of chaperones we aimed to evaluate whether SNP rs4644832 in SERF2 gene encoding the member of Hero-proteins, is associated with the risk of IS.

METHODS: A total of 1929 unrelated Russians (861 patients with IS and 1068 healthy individuals) from Central Russia were recruited into the study. Genotyping was done using a probe-based PCR approach. Statistical analysis was carried out in the whole group and stratified by age, gender and smoking status.

RESULTS: Analysis of the link between rs4644832 SERF2 and IS showed that G allele is the risk factor of IS only in females (OR=1.29, 95%CI 1.02-1.64, Padj=0.035). In addition, the analysis of associations of rs4644832 SERF2 and IS depending on the smoking status revealed that this genetic variant is associated with an increased risk of IS exclusively in non-smoking individuals (OR=1.26, 95%CI 1.01-1.56, P = 0.041).

DISCUSSION: Sex- and smoking interactions between rs4644832 polymorphism and IS may be related to the impact of tobacco components metabolism and sex hormones on SERF2 expression.

CONCLUSION: The present study reveals the novel genetic association between rs4644832 polymorphism and the risk of IS suggesting that SERF2, the part of the protein quality control system, contributes to the pathogenesis of the disease.

PMID:37252629 | PMC:PMC10209486 | DOI:10.1016/j.ibneur.2023.05.004

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Using tele-ultrasound to teach medical students: A randomised control equivalence study

Australas J Ultrasound Med. 2023 Mar 5;26(2):91-99. doi: 10.1002/ajum.12335. eCollection 2023 May.

ABSTRACT

OBJECTIVES: Undergraduate ultrasound education is becoming increasingly important, but its expansion is limited by time, space and the availability of trained faculty. In order to validate an alternative and more accessible teaching model, our aim was to assess whether combining teleguidance and peer-assisted learning to teach ultrasound is as effective as traditional in-person methods.

METHODS: Peer instructors taught 47 second-year medical students ocular ultrasound via either teleguidance or traditional in-person methods. Proficiency was assessed using a multiple-choice knowledge test and objective structured clinical examination (OSCE). Confidence, overall experience, and experience with a peer instructor were measured using a 5-point Likert scale. Two one-sided t-tests were used to measure equivalency between the two groups. The null hypothesis that the two groups were not different was rejected when P < 0.05.

RESULTS: The teleguidance group performed as well as the traditional in-person group in terms of knowledge change, confidence change, OSCE time and OSCE score (p = 0.011, p = 0.006, p = 0.005 and = 0.004, respectively, indicating the two groups are statistically equivalent). The teleguidance group rated the experience highly overall (4.06/5), but less than the traditional group (4.47/5; P = 0.448, indicating statistical difference). Peer instruction was rated 4.35/5 overall.

CONCLUSION: Peer-instructed teleguidance was equivalent to in-person instruction with respect to knowledge change, confidence gain and OSCE performance in basic ocular ultrasound.

PMID:37252618 | PMC:PMC10225007 | DOI:10.1002/ajum.12335

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Physiological Gingival Melanin Hyperpigmentation Treatment with Injectable Vitamin C and Scalpel Technique: A Randomised Controlled Clinical Trial

Int J Dent. 2023 Jan 18;2023:4586923. doi: 10.1155/2023/4586923. eCollection 2023.

ABSTRACT

Harmony between facial complexion and gingival health goes hand in hand. Gingival depigmentation is an aesthetic correction of hyperactive melanocytes in gingival tissues that lead to hyperpigmentation. Current study compares depigmentation, pain scores, and itching with scalpel technique and nonsurgical intramucosal Vitamin C injection. 30 individuals in the age range of 18-40 years conscious of dark gums were randomly allocated to test and control group by lottery method. Thorough Phase I therapy was performed one week before the procedure. Area and intensity of depigmentation were evaluated preoperatively and postoperatively; pain score, itching, and repigmentation percentage were the postoperative parameters. After 24 hrs, test group showed significantly lesser VAS score for pain as compared to control group. There was no statistically significant difference in preoperative area of pigmentation between the test and control group (p=0.936). Postoperatively also, there was no statistically significant difference in area of pigmentation between the test and control group (p=0.932). For comparing area of pigmentation, an independent t-test was applied and Mann-Whitney test was used for differentiating the intensity of pigmentation, repigmentation, and VAS score between the groups. The study concluded that Vitamin C mesotherapy and scalpel technique showed comparable results in reduction of areas and intensity of gingival hyperpigmentation.

PMID:37252615 | PMC:PMC10212675 | DOI:10.1155/2023/4586923