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Nevin Manimala Statistics

Characteristics and Healthcare Utilization of Canadians Living With Participation and Activity Limitations (2001-2010): A Population-Based Cross-Sectional Study

J Prim Care Community Health. 2024 Jan-Dec;15:21501319241284971. doi: 10.1177/21501319241284971.

ABSTRACT

INTRODUCTION: Individuals with participation and activity limitations face important healthcare challenges.

OBJECTIVES: We investigated healthcare utilization and characteristics of Canadians living with participation and activity limitations between 2001 and 2010.

METHODS: We pooled data from 5 cycles of the Canadian Community Health Survey (2001-2010 CCHS). The multistage stratified cluster-sampling method used covered approximately 98% of Canadians, aged 12 years and older residing in private dwellings. We described sociodemographic, behavioral, and health-related characteristics of participants with participation and activity limitations and reported their annual utilization (prevalence; 95% CI) of 7 healthcare providers. Multivariable modified Poisson regression identified individual characteristics associated with healthcare utilization and examined the trends over time.

RESULTS: Annually, 8.1 million Canadians aged 12 years and older (29.8%) reported participation and activity limitations. Most common health conditions were back problems (37%) and arthritis (34%). Predominant healthcare providers were medical doctors (88.8%; 95% CI = 88.6-89.0), nurses (16.3%; 95% CI = 16.1-16.6), physiotherapists (15.0%; 95% CI = 14.7-15.2), and chiropractors (14.4%; 95% CI = 14.2-14.7). Overall, males, older adults, immigrants, those with lower education, lower income, recent employment, and better general health were less likely to consult providers. Over time, utilization of most non-medical providers increased.

CONCLUSION: Participation and activity limitations are prevalent in Canada, and most consulted medical doctors. Disadvantaged groups reported lower utilization of most providers, emphasizing access challenges and the need for equitable and integrated healthcare policies. Improving access to rehabilitation services and their inclusion within universal healthcare coverage should be a priority.

PMID:39425559 | DOI:10.1177/21501319241284971

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Nevin Manimala Statistics

Mammographic density and breast cancer risk among Black American women

Int J Cancer. 2024 Oct 19. doi: 10.1002/ijc.35223. Online ahead of print.

ABSTRACT

High mammographic density is a well-established risk factor for breast cancer; however, data from Black women are limited. It is largely unknown how mammographic density is associated with breast cancer subtypes among Black women. We examined the association between percent mammographic density (PMD) and breast cancer risk among participants in the Black Women’s Health Study. Digital screening mammograms were available for 363 cases and 5541 non-cases. Cumulus software was used to assess PMD. We used inverse probability of sampling weights and Cox proportional hazards models, adjusted for age and body mass index, to estimate hazard ratios (HRs) and 95% confidence intervals (CIs) overall and by age at mammography and estrogen receptor (ER) status of the breast tumors. Multivariable models included additional breast cancer risk factors. Tests of statistical significance were 2-sided. In simple models, women in the highest quartile of PMD had 53% increased odds of breast cancer compared to those in the lowest quartile (HR 1.53; 95% CI: 1.11, 2.11). HRs were 1.37 (95% CI: 0.83, 2.24) among women <55 years of age and 1.68 (95% CI: 1.10, 2.56) among women aged ≥55 years. HRs were 1.49 (95% CI: 1.02, 2.16) for ER+ cancer and 1.45 (95% CI: 0.73, 2.87) for ER- cancer. Associations were largely unchanged in multivariable models. In this study of U.S. Black women, higher PMD was associated with ER+ and ER- breast cancer risk. Findings from this study reinforce the importance of breast density as a risk factor for breast cancer in Black women.

PMID:39425554 | DOI:10.1002/ijc.35223

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Nevin Manimala Statistics

Short-Term Surgical Outcomes After Robotic Liver Surgery: A Propensity-Score Matched Analysis With Conventional Open Liver Surgery at a High-Volume Centre in Denmark

Int J Med Robot. 2024 Oct;20(5):e70003. doi: 10.1002/rcs.70003.

ABSTRACT

BACKGROUND: The aim of this study was to investigate the perioperative outcomes of robotic liver surgery (RLS) and Open liver surgery (OLS) in a centre with a high number of operations.

METHODS: A 1:1 propensity score matched (PSM) analysis of a retrospective database of RLS and OLS was performed. Cumulative sum (CUSUM) analysis was performed to identify learning curves.

RESULT: After PSM analysis, operative time was significantly longer in the RLS group (p < 0.001). Estimated blood loss was significantly lower in the RLS group (p < 0.001). Transfusion rates were significantly lower in the RLS group. The length of hospital stay was shorter in the RLS group (3.5vs6.3 days, p < 0.001). Readmission rates were significantly lower in the RLS group (p < 0.049). CUSUM analysis showed a learning curve for at least 8 low-intermediate RLS procedures and 27 advanced-Expert RLS procedures.

CONCLUSIONS: RLS has many advantages, including being safe to perform, less blood loss and faster postoperative recovery compared with OLS.

PMID:39425539 | DOI:10.1002/rcs.70003

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Nevin Manimala Statistics

Secular Trends in Physical Growth Among Peruvian Children and Adolescents Living at High Altitudes

Am J Hum Biol. 2024 Oct 19:e24169. doi: 10.1002/ajhb.24169. Online ahead of print.

ABSTRACT

OBJECTIVE: We aim (1) to examine secular trends in height, weight, and waist circumference (WC) among Peruvian children and adolescents living in the city of Junín and (2) to compare their growth status with the World Health Organization (WHO) and US Centers for Disease Control and Prevention (CDC) reference data.

METHODS: The sample included 2874 Peruvians (n = 1681 in the 2009 cohort and n = 1193 in the 2019 cohort) aged 6-16 years from the district of Junín (4107 m of altitude). Height, weight, and WC were measured using standardized protocols. Within each sex, a two-way between-subjects analysis of variance-age, and cohort as main factors and age-by-cohort as the interaction-was used to test for differences in height, weight, and WC. STATA 17 software was used in all statistical analyses.

RESULTS: Height revealed a positive secular trend among girls, aged 6-11 years, and among boys up to 14 years of age. Similar positive secular trends in weight and WC were found across all age groups in both boys and girls. Compared to North American peers, children in the 2009 cohort were shorter, lighter, and had a smaller WC. For weight and WC, the 2019 cohort overlapped the 50th percentile across all age groups (except for 16-year-old girls).

CONCLUSIONS: Both boys’ and girls’ height, weight, and WC showed positive secular trends between 2009 and 2019, with statistically significant differences varying across age groups. Peruvian youth of both sexes were shorter and lighter than their North American peers.

PMID:39425528 | DOI:10.1002/ajhb.24169

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Nevin Manimala Statistics

Association of biofilm and microbial metrics with healing rate in older adults with chronic venous leg ulcers

Wound Repair Regen. 2024 Oct 19. doi: 10.1111/wrr.13230. Online ahead of print.

ABSTRACT

The presence of microbial biofilms in many human chronic wounds led to the hypothesis that biofilms delay healing of these wounds. We tested this hypothesis in a population of 117 older individuals with venous leg ulcers who were receiving standardised therapy, including frequent debridement. Debridement specimens were analysed for the amount of bacterial biomass by two independent methods: a microscopic approach that scored the relative size and number of bacterial aggregates, interpreted as a biofilm metric, and conventional enumeration by agar plating for viable bacteria. The plating protocol yielded three distinct values: the total viable bacterial count, bleach-tolerant bacteria, and the log reduction in viable bacteria upon bleach treatment. Wound healing rates over an 8-week observation period were calculated as the rate of decrease of the equivalent diameter of the wound. There was no statistically significant association between wound healing and the biofilm metric in any of the three analyses performed (p ≥0.15). In all three statistical tests, wound healing was associated with the log reduction caused by bleach treatment (p ≤0.004); wounds that harboured bacteria that were more bleach-susceptible healed more slowly. A refinement of the model of chronic wound infection pathogenesis is proposed in which dormant bacteria constitute a persistent nidus and outgrowth of metabolically active cells impairs healing. This model constitutes a new hypothesis as metabolic activity was not directly measured in this investigation.

PMID:39425525 | DOI:10.1111/wrr.13230

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Nevin Manimala Statistics

Association of MC1R variants with melanoma risk and interaction with sun exposure: An M-SKIP project

J Eur Acad Dermatol Venereol. 2024 Oct 19. doi: 10.1111/jdv.20380. Online ahead of print.

NO ABSTRACT

PMID:39425518 | DOI:10.1111/jdv.20380

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Nevin Manimala Statistics

Efficacy and safety of oral minoxidil versus topical solution in androgenetic alopecia: a meta-analysis of randomized clinical trials

Int J Dermatol. 2024 Oct 19. doi: 10.1111/ijd.17524. Online ahead of print.

ABSTRACT

The benefits and potential risks of oral minoxidil therapy versus topical minoxidil therapy in patients with androgenetic alopecia (AGA) are controversial. We systematically searched PubMed, Embase, and Cochrane for randomized clinical trials (RCTs) comparing the use of oral minoxidil and minoxidil topical solution in patients with AGA. Statistical analyses were performed using R Studio 4.3.2. Standard mean difference (SMD) and risk ratio (RR) with 95% confidence intervals (CI) were pooled across trials. This meta-analysis included four RCTs reporting data on 279 patients. Follow-up ranged from 24 to 39 weeks. There were no differences in hair density (SMD 0.02; 95% CI -0.25 to 0.29; P = 0.88; I2 = 0%) or hair diameter (SMD -0.25; 95% CI -0.75 to 0.26; P = 0.34; I2 = 36%). The incidence of hypertrichosis was statistically significantly higher in the oral minoxidil group when compared to the topical minoxidil group (RR 2.01; 95% CI 1.18-3.41; P = 0.01; I2 = 0%). There was no statistically significant difference between groups for the incidence of hypotension (RR 2.42; 95% CI 0.26-22.46; P = 0.44; I2 = 0%). In patients with AGA, oral minoxidil and minoxidil topical solution have similar efficacy and safety, with equivalent improvements in hair density, hair diameter, and incidence of adverse events, such as hypotension.

PMID:39425514 | DOI:10.1111/ijd.17524

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Nevin Manimala Statistics

Autogenous platelet concentrates for treatment of intrabony defects-A systematic review with meta-analysis

Periodontol 2000. 2024 Oct 19. doi: 10.1111/prd.12598. Online ahead of print.

ABSTRACT

To provide an overview of the use of autogenous platelet concentrates (APCs) in periodontal regeneration and to conduct a systematic review (SR) of the treatment outcomes of periodontal intrabony defects by using platelet-rich fibrin (PRF) compared with other commonly utilized modalities. The eligibility criteria comprised randomized controlled trials (RCTs) comparing the clinical outcomes of PRF with that of other modalities. Studies were classified into 21 categories and into five different groups as follows: Group I (1) open flap debridement (OFD) alone versus OFD/PRF, (2) OFD versus Titanium-PRF (T-PRF) Group II, (3) Comparative PRF protocols (PRF vs. T-PRF), Group III (Comparative Studies to PRF): (4) OFD/PRP versus OFD/PRF, (5) OFD/bone graft(BG)/PRGF versus OFD/BG/PRF, (6) OFD/EMD versus OFD/PRF, (7) OFD/BG/EMD versus OFD/BG/PRF, (8) OFD/collagen membrane (CM) versus OFD/PRF, (9) OFD/BG/BM versus OFD/BG/PRF, (10) OFD/BG versus OFD/PRF, Group IV (Addition of PRF to treatment groups) (11) OFD/BG versus OFD/BG/PRF, (12) OFD/GTR versus OFD/GTR + PRF (13) OFD/EMD versus OFD/EMD/PRF (14) OFD/BG/BM versus OFD/BG/BM/PRF, Group V (Addition of Biomaterial/Biomolecule to PRF): OFD/PRF versus … (15) OFD/PRF/BG, (16) OFD/PRF/antibiotic, (17) OFD/PRF/Metformin, (18) OFD/PRF/Bisphosphonates, (19) OFD/PRF/Statins, (20) OFD/BG/PRF versus OFD/BG/PRF/Statins, and (21) OFD/PRF/low-level laser therapy (LLLT). Weighted means and forest plots were calculated for probing pocket depth (PPD), clinical attachment level (CAL), and radiographic bone fill (RBF). From 596 records identified, 55 RCTs were included. Group I: The use of OFD/PRF statistically significantly reduced PPD and improved CAL and RBF when compared to OFD. Group II: A significant difference between various PRF protocols was only observed for PPD. Group III: No significant advantage was found when comparing OFD/PRF to the following groups: OFD/PRP, OFD/EMD, OFD/BM, or OFD/BG. Group IV: The addition of PRF to OFD/BG led to significant improvements in PPD, CAL and RBF compared with OFD/BG alone. Group V: The addition of either a BG as well as three of the following biomolecules (metformin, bisphosphonates, and statins) to OFD/PRF led to statistically significant improvements in PPD, CAL, and/or RBF when compared to OFD/PRF alone. The use of PRF significantly improved clinical outcomes in intrabony defects when compared to OFD alone. Similar results were observed when OFD/PRF was compared with OFD/BG, OFD/EMD, OFD/PRP, and OFD/BM. The addition of PRF to a bone grafting material as well as the addition of various small biomolecules to PRF may offer additional clinical advantages, thus warranting further investigations. Future research investigating various protocols of PRF, longer-term outcomes, as well as PRF at the human histological level remains needed.

PMID:39425513 | DOI:10.1111/prd.12598

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Nevin Manimala Statistics

A Prevalent TMEM260 Deletion Causes Conotruncal Heart Defects, Including Truncus Arteriosus

Am J Med Genet A. 2024 Oct 19:e63906. doi: 10.1002/ajmg.a.63906. Online ahead of print.

ABSTRACT

Conotruncal heart defects are severe congenital malformations of the outflow tract, including truncus arteriosus (TA) and double-outlet right ventricle (DORV). TA is a severe congenital heart disease (CHD) in which the main arterial outflow tract of the heart fails to separate. We recently reported TMEM260 (NM_017799.4), c.1617del (p.Trp539Cysfs*9), as a major cause of TA in the Japanese population (TMEM260 Keio-Tohoku variant) comparable to the prevalence of the 22q11.2 deletion syndrome, which accounts for 12%-35% of TA. However, no other major causes of TA have not been identified. Here, we report a family that included a TA patient and a DORV patient, harboring the compound heterozygous variants of TMEM260, a 7066-bp deletion encompassing exons 6-7 and c.1393C > T, p.(Gln465*). The allele frequency of the 7066-bp deletion was particularly high in the Japanese population (0.17%). Based on the allele frequency of this deletion and c.1617del (0.36%) in the Japanese population, TMEM260 variants might be associated with more than half of the Japanese patients with TA. This study showed that TMEM260 pathogenic variants might be the most common cause of TA in the Japanese population and could explain the wide spectrum of phenotypes associated with TMEM260-related CHD, including DORV, demonstrating the usefulness of genetic testing in Japanese patients with TA.

PMID:39425509 | DOI:10.1002/ajmg.a.63906

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Nevin Manimala Statistics

Preferences and attitudes of healthcare providers towards pneumococcal vaccines for adults in the United States

Expert Rev Vaccines. 2024 Jan-Dec;23(1):966-973. doi: 10.1080/14760584.2024.2417393. Epub 2024 Oct 18.

ABSTRACT

OBJECTIVES: It is important to assess healthcare providers (HCPs) knowledge, attitudes, perceptions, and preferences towards new pneumococcal vaccines for adults.

METHODS: HCPs who met eligibility criteria completed an online survey between March – May 2024 that included a discrete choice experiment (DCE) to elicit preferences.

RESULTS: Among 340 participating HCPs, the average age was 44.9 years old, and the majority were male (55.6%), and White (85.3%). Most HCPs reported that they would support (90.3%) and implement (91.5%) a lower age-based recommendation for pneumococcal vaccines (from adults 65+ years to adults 50+ years). A majority of HCPs would offer a supplemental dose of a pneumococcal vaccine to high-risk adults 19-49 years, at-risk or high-risk adults 50-64 years, and adults 65+ years regardless of risk status to increase protection after completing the recommended series. DCE results showed that coverage of pneumococcal pneumonia and invasive pneumococcal disease (IPD) in adults 65+ years were the two most important attributes in evaluating pneumococcal vaccines.

CONCLUSIONS: HCPs preferred a pneumococcal vaccine with increased coverage against pneumococcal pneumonia and IPD, and they supported lowering the age recommendation for pneumococcal vaccination as well as a supplemental vaccine dose to provide additional coverage for adults.

PMID:39425486 | DOI:10.1080/14760584.2024.2417393