Τετάρτη 3 Αυγούστου 2022

The effect of clinical interventions on the oral health‐related quality of life in older adults

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Abstract

This paper reviews the literature to assess the effectiveness of oral health interventions in influencing oral health-related quality of life (OHRQoL) in older adults. Clinical studies published in 2010 onwards reporting oral health interventions in older adults and subsequent changes in OHRQoL were systematically searched in Medline, Web of Science and EMBASE databases. Reporting followed Preferred Reporting Items for Systematic Review and Meta-Analysis criteria. Eligibility evaluation and data abstraction from eligible studies were guided by predefined PICO questions and bias assessment by the Quality in Prognosis Studies tool. The search retrieved 144 articles. Of the 20 articles that met the eligibility criteria, 45% (9) reported a statistically significant improvement in OHRQoL. The majority of studies were conducted in adults with complete edentulism (70%) and mainly focused on implant provision to support a removable prosthesis (30%). The search indicates the limited scope of current literature on geriatric dental interventions, focusing mainly on denture realignments, denture fabrication and implant placement. Although the majority of the oral health interventions focused on edentulism and removable prostheses, there are many areas of oral health interventions and their potential impact on OHRQoL in this demographic group that have yet to be explored.

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Τρίτη 2 Αυγούστου 2022

Urinary biomarkers of polycyclic aromatic hydrocarbons (PAHs) and timing of pubertal development: The California PAH Study

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Background: Polycyclic aromatic hydrocarbons (PAHs) are endocrine-disrupting chemicals. Few studies have evaluated the association between pubertal development in girls and PAH exposures quantified by urinary biomarkers. Methods: We examined associations of urinary PAH metabolites with pubertal development in 358 girls aged 6-16 years from the San Francisco Bay Area enrolled in a prospective cohort from 2011-2013 and followed until 2020. Using baseline data, we assessed associations of urinary PAH metabolites with pubertal development stage. In prospective analyses limited to girls who at baseline had not yet started breast (N=176) or pubic hair (N=179) development or menstruation (N=267), we used multivariable Cox proportional hazards regression to assess associations of urinary PAH metabolites with onset of breast and pubic hair development, menstruation, and pubertal tempo (interval between onset of breast development and menstruation). Results: We detected PAH metabolites in >98% of girls. In cross-sectional analyses using baseline data, PAH metabolites were not associated with pubertal development stage. In prospective analyses, higher concentrations (≥ median) of some PAH metabolites were associated with two-fold higher odds of earlier breast development (2-hydroxynaphthalene, 1-hydroxyphenanthrene, summed hydroxyphenanthrenes, total summed metabolites) or pubic hair development (1-hydroxynaphthalene) among girls overweight at baseline (body mass index (BMI)-for-age percentile ≥85) compared to non-overweight girls with lower metabolites concentrations. PAH metabolites were not associated with age at menarche or pubertal tempo. Conclusions: PAH exposures were widespread in our sample. Our results support the hypothesis that, in overweight girls, PAHs impact the timing of pubertal development, an important risk factor for breast cancer. Copyright © 2022 Wolters Kluwer Health, Inc. All rights reserved.
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Spatiotemporal trends in norovirus outbreaks in the United States, 2009–2019

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Abstract
Background
Globally, noroviruses cause infections year-round but have recognized winter seasonality in the northern hemisphere and yearly variations in incidence. With candidate norovirus vaccines in development, understanding temporal and geographic trends in norovirus disease is important to inform potential vaccination strategies and evaluate vaccine impact.
Methods
We analyzed data from the National Outbreak Reporting System (NORS) and CaliciNet on single-state norovirus outbreaks that occurred from August 2009–July 2019 in the contiguous United States. We defined norovirus season onset and offset as the weeks by which 10% and 90% of norovirus outbreaks in a surveillance year occurred, respectively, and duration as the difference in weeks between onset and offset. We compared norovirus seasons across surveillance years and geographic regions.
Results
During August 2009–July 2019, 24,995 single-state norovirus outbreaks were reported to NORS and/or CaliciNet. Nationally, median norovirus season duration was 24 weeks, with onset occurring between October–December and offset occurring between April–May. Across all years combined, we observed a west-to-east trend in seasonality, with the earliest onset (October) and latest offset (May) occurring in western regions and the latest onset (December) and earliest offset (April) occurring in northeastern regions.
Conclusions
Timing and duration of the US norovi rus season varied annually, but generally occurred during October–May. Norovirus wintertime seasonality was less distinct in western regions and was progressively more pronounced moving east. Further understanding the drivers of spatiotemporal dynamics of norovirus could provide insights into factors promoting virus transmission and help guide future interventions.
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Association between body composition and survival in head and neck cancer patients undergoing radiotherapy

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Abstract

Background

Body composition may influence the prognosis of head and neck cancer (HNC) patients. To find out the most crucial factors in this relationship, we explored the association between body composition and survival.

Methods

In this prospective longitudinal study, HNC patients who underwent radiotherapy (RT) from March 2017 to December 2018 were recruited. The association between body composition and survival was analyzed using Cox proportional hazard regression.

Results

Final analysis included 316 patients, with a median follow-up of 34.4 months. Multivariable analysis revealed that weight loss 6 months before RT and body composition changes during RT did not affect the survival outcome. However, patients with low appendicular skeletal muscle mass index (ASMI) before RT exhibited poor overall survival (OS). ASMI before RT was an independent prognostic factor for OS.

Conclusions

Body composition loss was common during RT, and ASMI before RT independently influenced the survival outcomes of HNC patients.

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Recurrence risk stratification and treatment strategies of patients with stage IVa‐b hypopharyngeal squamous cell carcinoma

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Abstract

Background

Optimal treatment strategies for patients with stage IVa-b hypopharyngeal squamous cell carcinoma (HSCC) remain controversial. This study aimed to examine the high-risk factors of postoperative tumor recurrence after surgical resection of HSCC and devise individualized postoperative adjuvant treatment (POAT).

Methods

Overall, 218 patients with stage IVa-b HSCC who received surgery as initial treatment and with negative surgical margins were evaluated. Independent risk factors of recurrence were identified, and survival outcomes were compared according to recurrence risk and POAT use.

Results

POAT significantly improved recurrence-free survival (RFS) and overall survival (OS) only in the high-risk patients (p = 0.003 and 0.018, respectively). Compared with postoperative radiotherapy alone, postoperative chemoradiotherapy (pCRT) achieved significantly better RFS (p = 0.035) and OS (p = 0.048).

Conclusions

POATs are recommended for high-risk patients with stage Iva-b HSCC, with pCRT achieving superior outcomes. Regular re-examination after tumor resection is sufficient for low-risk patients.

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Prediction of R Status in Resections for Pancreatic Cancer Using Simplified Radiological Criteria

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imageObjective: Predicting R status before surgery for pancreatic cancer (PDAC) patients with upfront surgery and neoadjuvant therapy. Summary Background Data: Negative surgical margins (R0) are a key predictor of long-term outcomes in PDAC. Methods: Patients undergoing pancreatic resection with curative intent for PDAC were identified. Using the CT scans from the time of diagnosis, the 2019 NCCN borderline resectability criteria were compared to novel criteria: presence of any alteration of the superior mesenteric-portal vein (SMPV) and perivascular stranding of the superior mesenteric artery (SMA). Accuracy of predicting R status was evaluated for both criteria. Patient baseline characteristics, surgical, histopathological parameters, and long-term overall survival (OS) after resection were evaluated. Results: A total of 593 patients undergoing pancreatic resections for PDAC between 2010 and 2018 were identified. Three hundred and twenty-five (54.8%) patients underwent upfront surgery, whereas 268 (45.2%) received neoadjuvant therapy. In upfront resected patients, positive SMA stranding was associated with 56% margin positive resection rates, whereas positive SMA stranding and SMPV alterations together showed a margin positive resection rate of 75%. In contrast to these criteria, the 2019 NCCN borderline criteria failed to predict margin status. In patients undergoing neoadjuvant therapy, only perivascular SMA stranding remained a predictor of margin positive resection, leading to a rate of 33% R+ resections. Perivascular SMA stranding was related to higher clinical T stage (P = 0.003) and clinical N stage (P = 0.043) as well as perineural invasion (P = 0.022). SMA stranding was associated with worse survival in both patients undergoing upfront surgery (36 vs 22 months, P = 0.002) and neoa djuvant therapy (47 vs 34 months, P = 0.050). Conclusions: The novel criteria were accurate predictors of R status in PDAC patients undergoing upfront resection. After neoadjuvant treatment, likelihood of positive resection margins is approximately halved, and only perivascular SMA stranding remained a predictive factor.
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Δευτέρα 1 Αυγούστου 2022

Clinical features, diagnosis and management of cephalosporin‐induced acute generalized exanthematous pustulosis

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Clinical features, diagnosis and management of cephalosporin-induced acute generalized exanthematous pustulosis

We collected original research, clinical trial reports, case reports and reviews of cephalosporin-induced acute generalized exanthematous pustulosis (AGEP) by searching Chinese and English databases to explore the clinical features, treatment strategies and prognosis of cephalosporin -induced AGEP.


Abstract

What is Known and Objective

Acute generalized exanthematous pustulosis (AGEP) is a serious and rare adverse reaction of cephalosporins. We aimed to describe the clinical features of cephalosporin-induced AGEP and provide a reference for rational clinical use of cephalosporins.

Methods

We systematically searched Chinese and English databases for cephalosporin-induced TGEP-related case reports, retrospective studies, clinical studies, and review articles published before May 2022.

Results and Discussion

A total of 43 patients from 35 articles were eligible, of which 28 (65.1%) were female, with a median age of 69 years. A total of 11 cephalosporins were suspected, the most commonly involved were ceftriaxone (41.9%), cephalexin (16.3%), and cefepime (9.3%). AEGP erupted primarily within 14 days after administration, manifested as nonfollicular pustules on an erythematous base, distributed favourably to the extremities (44.2%), trunk (23.3%), face (23.3%), and could involve the oral mucosa (11.6%). During AGEP resolution, the affected area had desquamation (39.5%). The acute phase of the disease may be accompanied by fever (>38.0°C) and elevated neutrophil count (>7500/mm3). Histology of AGEP showed subcorneal pustules (56.3%), intraepidermal cavernous pustules (37.5%), with papillary dermal edema (37.5%), containing neutrophils and eosinophilic infiltration (71.9%). After drug discontinuation, the median time to resolution of AGEP symptoms was 10 days (rang e 2, 90).

What is New and Conclusion

Cephalosporin-induced AGEP is rare and should be properly diagnosed. This serious cutaneous adverse reaction is self-limiting and has a favourable prognosis, usually resolves with drug interruption, and may require additional interventions, such as topical steroids.

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The Geriatric Nutritional Risk Index as a predictor of complications in geriatric trauma patients

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imageBACKGROUND Malnutrition is associated with increased morbidity and mortality after trauma. The Geriatric Nutritional Risk Index (GNRI) is a validated scoring system used to predict the risk of complications related to malnutrition in nontrauma patients. We hypothesized that GNRI is predictive of worse outcomes in geriatric trauma patients. METHODS This was a single-center retrospective study of trauma patients 65 years or older admitted in 2019. Geriatric Nutritional Risk Index was calculated based on admission albumin level and ratio of actual body weight to ideal body weight. Groups were defined as major risk (GNRI 98). The primary outcome was mortality. Secondary outcomes included ventilator days, intensive care unit length of stay (LOS), hospital LOS, discharge home, sepsis, pneumonia, and acute respiratory distress syndrome. Bivariate and multivariable logistic regression analyses were performed to determine the association between GNRI risk category and outcomes. RESULTS A total of 513 patients were identified for analysis. Median age was 78 years (71–86 years); 24 patients (4.7%) were identified as major risk, 66 (12.9%) as moderate risk, 72 (14%) as low risk, and 351 (68.4%) as no risk. Injury Severity Scores and Charlson Comorbidity Indexes were similar between all groups. Patients in the no risk group had decreased rates of death, and after adjusting for Injury Severity Score, age, and Charlson Comorbidity Index, the no risk group had decreased odds of death (odds ratio, 0.13; 95% confidence interval, 0.04–0.41) compared with the major risk group. The no risk group also had fewer infectious complications including sepsis and pneumonia, and shorter hospital LOS and were more likely to be discharged home. CONCLUSIONS Major GNRI risk is associated with increased mortality and infectious complications in geriatric trauma patients. Further studies should target interventional strategies for those at highest risk based on GNRI. LEVEL OF EVIDENCE Prognostic and Epidemiologic; Level III.
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Failure to rescue in trauma: Early and late mortality in low- and high-performing trauma centers

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imageBACKGROUND Failure to rescue (FTR) is defined as mortality following a complication. Failure to rescue has come under scrutiny as a quality metric to compare trauma centers. In contrast to elective surgery, trauma has an early period of high expected mortality because of injury sequelae rather than a complication. Here, we report FTR in early and late mortality using an externally validated trauma patient database, hypothesizing that centers with higher risk-adjusted mortality rates have higher risk-adjusted FTR rates. METHODS The study included 114,220 patients at 34 Levels I and II trauma centers in a statewide quality collaborative (2016–2020) with Injury Severity Score of ≥5. Emergency department deaths were excluded. Multivariate regression models were used to produce center-level adjusted rates for mortality and major complications. Centers were ranked on adjusted mortality rate and divided into quintiles. Early deaths (within 48 hours of presentation) and late deaths (after 48 hours) were analyzed. RESULTS Overall, 6.7% of patients had a major complication and 3.1% died. There was no difference in the mean risk-adjusted complication rate among the centers. Failure to rescue was significantly different across the quintiles (13.8% at the very low-mortality centers vs. 23.4% at the very-high-mortality centers, p
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Development and implementation of an automated electronic health record–linked registry for emergency general surgery

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imageINTRODUCTION Despite adoption of the emergency general surgery (EGS) service by hospitals nationally, quality improvement (QI) and research for this patient population are challenging because of the lack of population-specific registries. Past efforts have been limited by difficulties in identifying EGS patients within institutions and labor-intensive approaches to data capture. Thus, we created an automated electronic health record (EHR)–linked registry for EGS. METHODS We built a registry within the Epic EHR at University of California San Diego for the EGS service. Existing EHR labels that identified patients seen by the EGS team were used to create our automated inclusion rules. Registry validation was performed using a retrospective cohort of EGS patients in a 30-month period and a 1-month prospective cohort. We created quality metrics that are updated and reported back to clinical teams in real time and obtained aggregate data to identify QI and research opportunities. A key metric tracked is clinic schedule rate, as we care that discontinuity postdischarge for the EGS population remains a challenge. RESULTS Our registry captured 1,992 patient encounters with 1,717 unique patients in the 30-month period. It had a false-positive EGS detection rate of 1.8%. In our 1-month prospective cohort, it had a false-positive EGS detection rate of 0% and sensitivity of 85%. For quality metrics analysis, we found that EGS patients who were seen as consults had significantly lower clinic schedule rates on discharge compared with those who were admitted to the EGS service (85% vs. 60.7%, p
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