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Lactobacilli displacement and Candida albicans inhibition on initial adhesion assays: a probiotic analysis

BMC Res Notes. 2022 Jul 7;15(1):239. doi: 10.1186/s13104-022-06114-z.

ABSTRACT

OBJECTIVE: This study evaluates the probiotic activity of three vaginal Lactobacillus gasseri (H59.2, IMAUFB014, and JCM1131) and one non-vaginal L. plantarum ATCC14917 against three Candida albicans (ATCC10231, candidiasis, and healthy vaginal microbiota). Displacement of lactobacilli and adhesion inhibition of C. albicans were evaluated on an abiotic surface through adhesion assays with different experimental settings (ES) through low (1.0E + 03 CFU/ml) and high (1.00E + 09 CFU/ml) levels of colonization. ES simulated dysbiosis (ES1 and ES4), candidiasis (ES2), and healthy vaginal microbiota (ES3).

RESULTS: At ES2 and ES3, L. gasseri H59.2 showed discrepant inhibition values among C. albicans isolates (ES2: P = 0.008, ES3: P = 0.030; two-way ANOVA). L. plantarum was only displaced by 23%, 31%, 54%, and 94% against low and high levels of C. albicans ATCC10231. L. plantarum was less displaced, when compared to L. gasseri strains (ES1: 61-84%, ES2: 82-96%, ES3: 83-95%, and ES4: 73-97%), showing multiple statistical differences (ES1: P = < 0.001, ES2: P = 0.003, and ES3: P = < 0.001; two-way ANOVA). L. plantarum also showed a superior inhibition of C. albicans ATCC10231 in ES1 (81%) and ES2 (58%) when compared to L. gasseri strains (ES1: 27-73%, P < 0.001; and ES2:1-49%, P < 0.001; two-way ANOVA).

PMID:35799214 | DOI:10.1186/s13104-022-06114-z

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The Community-Based Medication-First program for opioid use disorder: a hybrid implementation study protocol of a rapid access to buprenorphine program in Washington State

Addict Sci Clin Pract. 2022 Jul 7;17(1):34. doi: 10.1186/s13722-022-00315-4.

ABSTRACT

BACKGROUND: Opioid use disorder (OUD) is a serious health condition that is effectively treated with buprenorphine. However, only a minority of people with OUD are able to access buprenorphine. Many access points for buprenorphine have high barriers for initiation and retention. Health care and drug treatment systems have not been able to provide services to all-let alone the majority-who need it, and many with OUD report extreme challenges starting and staying on buprenorphine in those care settings. We describe the design and protocol for a study of a rapid access buprenorphine program model in six Washington State communities at existing sites serving people who are unhoused and/or using syringe services programs. This study aimed to test the effectiveness of a Community-Based Medication-First Program model.

METHODS: We are conducting a hybrid effectiveness-implementation study of a rapid access buprenorphine model of care staffed by prescribers, nurse care managers, and care navigators. The Community-Based Medication-First model of care was designed as a 6-month, induction-stabilization-transition model to be delivered between 2019 and 2022. Effectiveness outcomes will be tested by comparing the intervention group with a comparison group derived from state records of people who had OUD. Construction of the comparison group will align characteristics such as geography, demographics, historical rates of arrests, OUD medication, and health care utilization, using restriction and propensity score techniques. Outcomes will include arrests, emergency and inpatient health care utilization, and mortality rates. Descriptive statistics for buprenorphine utilization patterns during the intervention period will be documented with the prescription drug monitoring program.

DISCUSSION: Results of this study will help determine the effectiveness of the intervention. Given the serious population-level and individual-level impacts of OUD, it is essential that services be readily available to all people with OUD, including those who cannot readily access care due to their circumstances, capacity, preferences, and related systems barriers.

PMID:35799210 | DOI:10.1186/s13722-022-00315-4

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Do we need repeated CT imaging in uncomplicated blunt renal injuries? Experiences of a high-volume urological trauma centre

World J Emerg Surg. 2022 Jul 7;17(1):38. doi: 10.1186/s13017-022-00445-9.

ABSTRACT

BACKGROUND: Current guidelines recommend repeat computed tomography (CT) imaging in high-grade blunt renal injury within 48-96 h, yet diagnostic value and clinical significance remain controversial. The aim of this work was to determine the possible gain of CT re-imaging in uncomplicated patients with blunt renal trauma at 48 h after injury, presenting one of the largest case series.

METHODS: A retrospective database of patients admitted to our centre with isolated blunt renal trauma due to sporting injuries was analysed for a period of 20 years (2000-2020). We included only patients who underwent repeat imaging at 48 h after trauma irrespective of AAST renal injury grading (grade 1-5) and initial management. The primary outcome was intervention rates after CT imaging at 48 h in uncomplicated patients versus CT scan at the time of clinical symptoms.

RESULTS: A total of 280 patients (mean age: 37.8 years; 244 (87.1%) male) with repeat CT after 48 h were included. 150 (53.6%) patients were classified as low-grade (grade 1-3) and 130 (46.4%) as high-grade (grade 4-5) trauma. Immediate intervention at trauma was necessary in 59 (21.1%) patients with high-grade injuries: minimally invasive therapy in 48 (81.4%) and open surgery in 11 (18.6%) patients, respectively. In only 16 (5.7%) cases, intervention was performed based on CT re-imaging at 48 h (low-grade vs. high-grade: 3.3% vs. 8.5%; p = 0.075). On the contrary, intervention rate due to clinical symptoms was 12.5% (n = 35). Onset of clinical progress was on average (range) 5.3 (1-17) days post trauma. High-grade trauma (odds ratio [OR]grade 4 vs. grade 3, 14.62; p < 0.001; ORgrade 5 vs. grade 3, 22.88, p = 0.004) and intervention performed at the day of trauma (OR 3.22; p = 0.014) were powerful predictors of occurrence of clinical progress.

CONCLUSION: Our data suggest that routine CT imaging 48 h post trauma can be safely omitted for patients with low- and high-grade blunt renal injury as long as they remain clinically stable. Patients with high-grade renal injury have the highest risk for clinical progress; thus, close surveillance should be considered especially in this group.

PMID:35799209 | DOI:10.1186/s13017-022-00445-9

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Intravenous IgM-enriched immunoglobulins in critical COVID-19: a multicentre propensity-weighted cohort study

Crit Care. 2022 Jul 7;26(1):204. doi: 10.1186/s13054-022-04059-0.

ABSTRACT

BACKGROUND: A profound inflammation-mediated lung injury with long-term acute respiratory distress and high mortality is one of the major complications of critical COVID-19. Immunoglobulin M (IgM)-enriched immunoglobulins seem especially capable of mitigating the inflicted inflammatory harm. However, the efficacy of intravenous IgM-enriched preparations in critically ill patients with COVID-19 is largely unclear.

METHODS: In this retrospective multicentric cohort study, 316 patients with laboratory-confirmed critical COVID-19 were treated in ten German and Austrian ICUs between May 2020 and April 2021. The primary outcome was 30-day mortality. Analysis was performed by Cox regression models. Covariate adjustment was performed by propensity score weighting using machine learning-based SuperLearner to overcome the selection bias due to missing randomization. In addition, a subgroup analysis focusing on different treatment regimens and patient characteristics was performed.

RESULTS: Of the 316 ICU patients, 146 received IgM-enriched immunoglobulins and 170 cases did not, which served as controls. There was no survival difference between the two groups in terms of mortality at 30 days in the overall cohort (HRadj: 0.83; 95% CI: 0.55 to 1.25; p = 0.374). An improved 30-day survival in patients without mechanical ventilation at the time of the immunoglobulin treatment did not reach statistical significance (HRadj: 0.23; 95% CI: 0.05 to 1.08; p = 0.063). Also, no statistically significant difference was observed in the subgroup when a daily dose of ≥ 15 g and a duration of ≥ 3 days of IgM-enriched immunoglobulins were applied (HRadj: 0.65; 95% CI: 0.41 to 1.03; p = 0.068).

CONCLUSIONS: Although we cannot prove a statistically reliable effect of intravenous IgM-enriched immunoglobulins, the confidence intervals may suggest a clinically relevant effect in certain subgroups. Here, an early administration (i.e. in critically ill but not yet mechanically ventilated COVID-19 patients) and a dose of ≥ 15 g for at least 3 days may confer beneficial effects without concerning safety issues. However, these findings need to be validated in upcoming randomized clinical trials. Trial registration DRKS00025794 , German Clinical Trials Register, https://www.drks.de . Registered 6 July 2021.

PMID:35799196 | DOI:10.1186/s13054-022-04059-0

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Efficacy of three surgical methods for gingivectomy of permanent anterior teeth with delayed tooth eruption in children

Head Face Med. 2022 Jul 7;18(1):23. doi: 10.1186/s13005-022-00328-z.

ABSTRACT

OBJECTIVE: To compare the efficacy of three surgically assisted permanent anterior tooth eruption methods (laser surgery, electrosurgery and routine surgery) in children.

METHOD: Sixty-three orthodontic children with retarded permanent anterior tooth were selected and according to the random number table divided into three groups: laser surgery group (group A), electrosurgery group (group B) and routine surgery group (group C). The total operative time (min), the duration of pain after gingival excision (d), Visual Analogue Scale (VAS) pain intensity scores (0-10 cm), and gingival healing time (d) were all recorded. Six months after treatment, periodontal indexes of the three groups, including gingival indexes (GI), plaque indexes (PLI), probing depth (PD) were checked by the same periodontist and recorded.

RESULTS: Surgical records showed that compared with group C, there were statistically significant differences in operative time, pain duration, pain intensity and healing time in group A and B (P < 0.05). There was no significant difference in these four results between group A and group B. Periodontal examination indicators 6 months after surgery showed no statistical differences in GI, PLI and PD among group A, B and C. Oral clinical examination found that the three groups of patients with different treatment, dental eruption was normal.

CONCLUSION: All the three treatments can effectively solve the problem of delayed eruption of permanent anterior teeth in children. Particularly, laser surgery and high-frequency electrosurgery have good efficacy, little pain and high operability, which can be considered as a better method to aid teeth eruption.

PMID:35799195 | DOI:10.1186/s13005-022-00328-z

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Multimorbidity and quality of primary care after release from prison: a prospective data-linkage cohort study

BMC Health Serv Res. 2022 Jul 7;22(1):876. doi: 10.1186/s12913-022-08209-6.

ABSTRACT

BACKGROUND: The period after release from prison can be challenging, especially due to a higher risk of morbidity and mortality despite commonly increased use of healthcare services. However, little is known about the quality of the healthcare offered to this population, which limits the possibility of addressing this important health inequity. This study characterised multimorbidity and investigated the relationship between multimorbidity and quality of primary healthcare in adults within 2 years after release from prison.

METHODS: This was a prospective cohort study of 1046 participants of a service brokerage intervention after release from prison between August 2008 and July 2010 in Queensland, Australia. Participants had their baseline survey and clinical data linked prospectively with their medical, correctional and death records. Multimorbidity was ascertained using the Cumulative Illness Rating Scale and classified into three categories: none, moderate (morbidity in 2-3 domains) and complex (morbidity in 4 or more domains). Outcomes were Usual Provider Continuity Index (UPCI), Continuity of Care (COC) Index, and having at least one extended primary care consultation (> 20 minutes). Descriptive statistics and logistic regression were used in the analyses.

RESULTS: Multimorbidity was present for 761 (73%) participants, being more prevalent among females (85%) than males (69%), p < 0.001. Moderate multimorbidity was not associated with UPCI or COC, but was associated with having at least one long consultation (AOR = 1.64; 95% CI:1.14-2.39), after adjusting for covariates. Complex multimorbidity was positively associated with all outcomes in the adjusted models. Indigenous status was negatively associated with UPCI (AOR = 0.54; 95% CI: 0.37-0.80) and COC (AOR = 0.53; 95% CI: 0.36-0.77), and people younger than 25 years were at 36% lower odds (AOR = 0.64; 95% CI: 0.44-0.93) of having a long consultation than the middle-aged group (25-44 years) in the adjusted models.

CONCLUSION: Moderate multimorbidity was associated with having at least one extended primary care consultation, but not with adequate continuity of care, for adults within 2 years of being released from prison. Nearly half of those with complex multimorbidity did not receive adequate continuity of care. The quality of primary care is inadequate for a large proportion of adults released from prison, constituting an important and actionable health inequity.

PMID:35799190 | DOI:10.1186/s12913-022-08209-6

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Association of Ozone Exposures with the risk of thyroid nodules in Hunan Province: a population-based cohort study

Environ Health. 2022 Jul 8;21(1):65. doi: 10.1186/s12940-022-00874-8.

ABSTRACT

BACKGROUND: Increasing evidence associates air pollution with thyroid dysfunction, whereas the potential relationship between exposure to ozone (O3) and Thyroid Nodules (TNs) is unclear.

METHODS: This retrospective cohort study investigated the association between O3 exposure and TNs in Hunan province, enrolling 191,357 Chinese adults who lived in Hunan province from January 2009 to December 2019 and received voluntary medical examinations. Individual exposure levels to O3 from 2010 to 2019 were measured on account of participants’ residential addresses at the district level. Associations of O3 exposure with the risk of incidental TNs were assessed by restricted cubic splines and surveyed as odds ratios after adjusting for demographic factors.

RESULTS: In total, 81,900 adults were newly diagnosed with TNs during the study period. Age-standardized TNs detection rate in Hunan province increased from 25.9 to 46.3% between 2010 and 2019, with the greatest annual percent change being 8.1 [95% CI, 7.3-8.8]. A similar trend has been found in all tumor sizes, ages, and both sexes. O3 exposure presented a statistically significant dose-dependent positive correlation (greater than 0.036 ppm) with TNs. Similarly, long-term exposure to high levels of O3 (1-year average O3 concentrations exceeding 0.0417 ppm) was found positively associated with increased TSH levels.

CONCLUSIONS: High-level O3 exposure in the long term was associated with an increase in TSH. Consequently, increased TSH was related to the increased risk of TNs. Being exposed to high-level O3 in the long term was related to the increased detection rates of TNs in Hunan province, which could be mediated by TSH.

PMID:35799180 | DOI:10.1186/s12940-022-00874-8

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Contraceptive uptake and associated factors among women in the immediate postpartum period at Kawempe Hospital

BMC Womens Health. 2022 Jul 7;22(1):281. doi: 10.1186/s12905-022-01856-1.

ABSTRACT

INTRODUCTION: Within Africa, contraceptive use is low although about 214 million women who are not using contraception want to avoid pregnancy. In Uganda, modern contraceptive uptake is at 35% resulting in unwanted or unplanned pregnancies which may increase morbidity and mortality among children and mothers. Contraceptive uptake at 6 weeks postpartum is encouraged but it is not very effective since there is low attendance during this visit. Additionally, some women may have become sexually active by the visit at 6 weeks postpartum leading to early conception.

OBJECTIVES: This study sought to determine contraceptive uptake in the immediate postpartum period and the associated factors among women delivering at Kawempe Hospital.

METHODS: This study employed a cross-sectional study design where 397 women aged 18-49 years were recruited using systematic random sampling. The women who were discharged within 72 h after delivery were considered. Data collection was done using an interviewer-administered data collection tool. Data was double entered into EpiData version 4.2 and analyzed using STATA version 13 at univariate using descriptive statistics then at bivariate and multivariate levels using logistic regression with contraceptive uptake as the outcome.

RESULTS: We enrolled 397 participants. Their mean age range was 18-45 years and a median of 25 years (IQR 22, 30). The majority of the participants, 333 (83.88%), were married and 177 (44.58%) were housewives or unemployed. Contraceptive uptake in the immediate postpartum period among these participants was 15.4% (61/397). The factors independently associated with immediate postpartum contraceptive uptake were grand multiparity (aOR = 2.57; 95% CI 1.11-5.95; p = 0.028), cesarean delivery (aOR = 2.63; 95% CI 1.24-5.57; p = 0.011), and prior contraceptive counseling during Antenatal (aOR = 9.05; 95% CI 2.65-30.93; p = < 0.001).

CONCLUSION: There was a 15.4% contraceptive uptake among immediate postpartum women which is very low. The factors independently associated with immediate postpartum contraceptive uptake were grand multiparity, cesarean section, and prior contraceptive counseling during antenatal care. Efforts need to be made to improve contraceptive uptake among immediate postpartum mothers such that the high unmet need for contraception is reduced and short inter-pregnancy intervals are controlled.

PMID:35799181 | DOI:10.1186/s12905-022-01856-1

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The influence of parent-child gender on intentions to refuse HPV vaccination due to safety concerns/side effects, National Immunization Survey – Teen, 2010-2019

Hum Vaccin Immunother. 2022 Jul 7:2086762. doi: 10.1080/21645515.2022.2086762. Online ahead of print.

ABSTRACT

Amid subpar uptake of HPV vaccination in the United States, gender-generated disparities in HPV vaccination uptake have the potential to perpetuate existing disparities in HPV-associated cancers. Yet few studies have investigated the influence of parent-child gender on intentions to refuse HPV vaccination due to safety concerns/side effects. This study used nationally representative data, spanning 2010-2019, from the National Immunization Survey-Teen (NIS-Teen). NIS-Teen respondents are parents/guardians or primary caregivers of adolescents 13-17 years old living in the United States. Over the study period, intentions to refuse HPV vaccination due to safety concerns rose among all parent-child gender pairings but were highest among respondent mothers regarding their unvaccinated daughters. The results revealed a statistically significant increased likelihood of having intentions to refuse HPV vaccination due to safety concerns among all parent-child combinations compared with father-son pairs. These odds were consistently highest among mother-daughter pairs. In 2019, compared with father-son pairs, fathers were 1.94 (95% CI: 1.21-3.12) times more likely to report the intention to not vaccinate against HPV for their daughters, while mothers were 2.23 (95% CI: 1.57-3.17) and 2.87 (95% CI: 2.02-4.09) times more likely to report intentions to refuse HPV vaccination for their sons and daughters, respectively. These findings were persistent and constantly increased over the 10-year study period. Interventions aimed at correcting gender-based misperceptions and countering misinformation about the safety of the HPV vaccine are warranted.

PMID:35797721 | DOI:10.1080/21645515.2022.2086762

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Expression of Proteinase-activated Receptor 2 (PAR2) as a Correlate of Concern in Triple-negative Breast Cancer (TNBC)

Appl Immunohistochem Mol Morphol. 2022 Jul 1;30(6):446-452. doi: 10.1097/PAI.0000000000001025. Epub 2022 Mar 22.

ABSTRACT

PURPOSE: Triple-negative breast cancer (TNBC), a highly aggressive cancer with poor outcome and lacking specific diagnostic, prognostic, or targeted therapeutic strategies, constitutes roughly 20% of all breast cancer cases. TNBC cells lack receptors for estrogen, progesterone, and human epidermal growth factor. The effort continues to find a suitable correlate that could serve as a TNBC biomarker, or as therapeutic target, or both.

MATERIALS AND METHODS: A retrospective study was performed with 88 TNBC and 74 non-TNBC patients who had undergone mastectomy/lumpectomy with axillary clearance for carcinoma breast. Immunohistochemical staining was carried out for levels of proteinase-activated receptor 2 (PAR2), encoded by F2RL1 gene, and staining scores were calculated, based on intensity and percentage positivity.

RESULTS: PAR2 levels were markedly upregulated in TNBC patients, compared with patients with other breast cancer subtypes. Amongst different non-TNBC subtypes, higher expression was noted in luminal B (88.8%) and HER2+ (100%), compared with luminal A (52.5%). PAR2 levels were significantly high in TNBC patients with age more than 40 years than corresponding patients of non-TNBC group (P=0.0017). Furthermore, there was a statistically significant increase in levels of PAR2 expression in lymph node negative (P=0.0096) and early stage (P=0.005) of TNBC versus non-TNBC patients. PAR2 staining of ductal carcinoma in situ and invasive ductal carcinoma revealed lower expression in invasive component.

CONCLUSIONS: Our data suggest that PAR2 levels constitute a correlate of concern for TNBC, tying in with a recent report that higher levels of F2RL1 gene expression correlate with poorer disease-free, as well as overall survival in TNBCs.

PMID:35797677 | DOI:10.1097/PAI.0000000000001025