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Nevin Manimala Statistics

Prevention of malocclusion and the importance of early diagnosis in the Italian young population

Eur J Paediatr Dent. 2022 Sep;23(3):178-182. doi: 10.23804/ejpd.2022.23.03.02.

ABSTRACT

AIM: Malocclusion is an alteration of the normal relationships between skeletal, muscle and dental structures that can lead to impaired functionality as well as aesthetic alteration of the stomatognathic system. Functional alteration can affect various aspects, ranging from chewing ability to respiratory disorders. Paediatricians and dentists are called to prevent and diagnose these conditions as early as possible in order to preserve the patient’s health. The purpose of this research is to study the incidence of malocclusion and its relationship with Obstructive Sleep Apnea Syndrome (OSAS) in a young population. Also, the role of paediatricians and dentists in prevention and early diagnosis of this condition was evaluated METHODS: An anonymous survey was given through Google form to 300 Italian children (139 males and 161 females) from different private dental practices in Italy. No personal information that identifies the individuals was collected, and the data was analysed in aggregate form only. All data was collected and statistically analysed.

CONCLUSION: The data highlight the patients’ good attitude towards dental check-ups, which help to intercept malocclusions. Unlike the past, the knowledge of the importance of oral health and dental occlusion is high among young patients, parents and paediatricians. This study underlines the role of paediatricians as key players in the prevention of dental health problems.

PMID:36172913 | DOI:10.23804/ejpd.2022.23.03.02

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Nevin Manimala Statistics

Incidental findings of the nose and paranasal sinuses in orthodontic patients in the age of development: a retrospective study on CBCTs

Eur J Paediatr Dent. 2022 Sep;23(3):189-193. doi: 10.23804/ejpd.2022.23.03.04.

ABSTRACT

AIM: Nowadays, the use of CBCT in orthodontics and paediatric dentistry is constantly increasing. Since it allows a precise 3D visualisation of the entire head, CBCT can be used to identify alterations and pathologies of the jaws, but also of the sinonasal complex. Despite that, literature lacks studies focusing on the sinonasal complex of healthy orthodontic paediatric patients. Therefore, the aim of this cross-sectional retrospective study is to analyse the prevalence of incidental findings and anatomic variations of the nose and paranasal sinuses in orthodontic patients in the age of development.

METHODS: The 61 CBCTs that respected all inclusion criteria (patient’s age under 15 years old and CBCT scans showing the entire sinonasal complex, data in DICOM format) were searched for: nasal septum deviation, Onodi cells, Haller cells, concha bullosa, sinus underdevelopment, sinus mucosal thickening, sinus cysts or polypoid formations. CBCTs were evaluated by two different orthodontists and their findings were then compared and statistically analysed.

CONCLUSION: Considered the high prevalence of incidental findings, prescription of a CBCT to paediatric patiens seems crucial in order to to detect conditions that would require referral to a specialist.

PMID:36172912 | DOI:10.23804/ejpd.2022.23.03.04

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Nevin Manimala Statistics

Tooth-surface distribution of caries in Greek schoolchildren, using ICDAS-II index. A national pathfinder survey

Eur J Paediatr Dent. 2022 Sep;23(3):204-212. doi: 10.23804/ejpd.2022.23.03.07.

ABSTRACT

AIM: The objective of this cross-sectional nationwide study was to assess the caries status of Greek children, in regard to the severity and the distribution pattern of the lesions in the primary and permanent dentition at a tooth-surface level, based on ICDAS-II criteria.

METHODS: Study Design: A national survey was conducted in 15 urban and 9 rural sites and about 50 subjects were examined at each location across the country. Caries data, based on ICDAS-II index, were recorded on 4,410 children aged 5, 12, and 15-years by 10 calibrated dentists. The rankings of the most affected tooth-surfaces, the most vulnerable teeth found cavitated, the right-left symmetry of caries stages and its pattern of distribution shown per jaw or dentition were determined by using descriptive statistics (SPSS v.20).

CONCLUSION: Caries lesions were quite frequent in this school aged child population and the most common code of ICDAS-II observed was that of incipient enamel caries, mainly on the occlusal surfaces, indicative of the need for fissure sealant application. For those surfaces with ICDAS-II=3-6, dental care and intensive prevention programmes, both at home and office based, are needed.

PMID:36172908 | DOI:10.23804/ejpd.2022.23.03.07

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Nevin Manimala Statistics

Examination of pediatric tube feeding schedules and oral intake: A retrospective cross-sectional study

Nutr Clin Pract. 2022 Sep 29. doi: 10.1002/ncp.10912. Online ahead of print.

ABSTRACT

BACKGROUND: A common treatment goal for children dependent on enteral feeding is to advance oral nutrition intake and decrease enteral feeding dependence. The purpose of this study was to investigate the relationship between tube feeding schedule and oral intake in feeding tube-dependent children diagnosed with avoidant restrictive food intake disorder (ARFID).

METHODS: A retrospective chart review was completed including 76 tube-dependent children with ARFID between the ages of 1 and 14 years who were evaluated by a registered dietitian, in conjunction with a multidisciplinary feeding team, during January 1, 2018, to May 31, 2019. Eligible participants were diagnosed with ARFID and receiving enteral nutrition via nasogastric or gastrostomy tube during the time of evaluation. The participants were categorized into groups according to tube feeding schedule type (bolus vs. overnight continuous) and further stratified by severity of oral motor deficit, as documented by the speech language pathologist or occupational therapist: none/mild and moderate/severe. The exclusion criteria included children aged <1 year, appetite stimulant listed as an active medication, overnight enteral feeding infusion of >12 h, or calculated percentage of calories from oral intake not specified. The primary study outcome was dichotomized percentage of oral intake, >0% vs 0%.

RESULTS: Following adjustment for confounders, this retrospective chart review showed statistically higher odds of percentage of oral intake >0% in ARFID patients receiving overnight continuous enteral feeding schedules (odds ratio = 0.20, 95% CI: 0.05-0.83, P = 0.027).

CONCLUSION: A bolus feeding schedule may not promote oral intake in feeding tube-dependent children diagnosed with ARFID.

PMID:36172890 | DOI:10.1002/ncp.10912

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Nevin Manimala Statistics

Derivation and validation of a risk assessment model for drug-resistant pathogens in hospitalized patients with community-acquired pneumonia

Infect Control Hosp Epidemiol. 2022 Sep 29:1-8. doi: 10.1017/ice.2022.229. Online ahead of print.

ABSTRACT

OBJECTIVE: To derive and validate a model for risk of resistance to first-line community-acquired pneumonia (CAP) therapy.

DESIGN: We developed a logistic regression prediction model from a large multihospital discharge database and validated it versus the Drug Resistance in Pneumonia (DRIP) score in a holdout sample and another hospital system outside that database. Resistance to first-line CAP therapy (quinolone or third generation cephalosporin plus macrolide) was based on blood or respiratory cultures.

SETTING: This study was conducted using data from 177 Premier Healthcare database hospitals and 11 Cleveland Clinic hospitals.

PARTICIPANTS: Adults hospitalized for CAP.

EXPOSURE: Risk factors for resistant infection.

RESULTS: Among 138,762 eligible patients in the Premier database, 12,181 (8.8%) had positive cultures and 5,200 (3.8%) had organisms resistant to CAP therapy. Infection with a resistant organism in the previous year was the strongest predictor of resistance; markers of acute illness (eg, receipt of mechanical ventilation or vasopressors) and chronic illness (eg, pressure ulcer, paralysis) were also associated with resistant infections. Our model outperformed the DRIP score with a C-statistic of 0.71 versus 0.63 for the DRIP score (P < .001) in the Premier holdout sample, and 0.65 versus 0.58 (P < .001) in Cleveland Clinic hospitals. Clinicians at Premier facilities used broad-spectrum antibiotics for 20%-30% of patients. In discriminating between patients with and without resistant infections, physician judgment slightly outperformed the DRIP instrument but not our model.

CONCLUSIONS: Our model predicting infection with a resistant pathogen outperformed both the DRIP score and physician practice in an external validation set. Its integration into practice could reduce unnecessary use of broad-spectrum antibiotics.

PMID:36172877 | DOI:10.1017/ice.2022.229

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Nevin Manimala Statistics

Feedback of Antibiotic Prescribing in Primary Care (FAPPC) trial: results of a real-world cluster randomized controlled trial in Scotland, UK

J Antimicrob Chemother. 2022 Sep 29:dkac317. doi: 10.1093/jac/dkac317. Online ahead of print.

ABSTRACT

OBJECTIVES: To evaluate the effect of general practice-level prescribing feedback on antibiotic prescribing in a real-world pragmatic cluster randomized controlled trial.

METHODS: Three hundred and forty general practices in four territorial Health Boards in NHS Scotland were randomized in Quarter 1, 2016 to receive four quarterly antibiotic-prescribing feedback reports or not, from Quarter 2, 2016 to Quarter 1, 2017. Reports included different clinical topics, benchmarking against national and health board rates, and behavioural messaging with improvement actions. The primary outcome was total antibiotic prescribing rate. There were 16 secondary prescribing outcomes and 5 hospital admission outcomes (potential adverse effects of reduced prescribing). The main evaluation timepoint was 1 year after the final report (Quarter 1, 2018), with an additional evaluation in the quarter after the final report (Quarter 2, 2017). Routine administrative NHS data were used to generate the feedback reports and analyse the effects.

RESULTS: Total antibiotic prescribing rates were lower at the main evaluation timepoint in both intervention (1.83 versus baseline 1.93 prescriptions/1000 patients/day) and control (1.90 versus baseline 1.98) practices, with no evidence of intervention effect [adjusted rate ratio (ARR) 0.98 (95% CI 0.94-1.02; P = 0.35)]. At the additional timepoint, adjusted total antibiotic prescribing rates were 1.67 and 1.73 prescriptions/1000 patients/day, with evidence of a small intervention effect, ARR 0.99 (0.98-1.00; P = 0.03).

CONCLUSIONS: This well-designed, practice-level antibiotic-prescribing feedback had limited evidence of additional effects in the context of decreasing antibiotic prescribing and an established national stewardship programme.

PMID:36172861 | DOI:10.1093/jac/dkac317

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Nevin Manimala Statistics

Statistics in clinical materials – different opinions

Acta Otolaryngol. 2022 Sep 29:1. doi: 10.1080/00016489.2022.2126002. Online ahead of print.

NO ABSTRACT

PMID:36172849 | DOI:10.1080/00016489.2022.2126002

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Nevin Manimala Statistics

Platelet preservation in cardiac surgery using minimally invasive extracorporeal circulation versus optimized cardiopulmonary bypass

Perfusion. 2022 Sep 29:2676591221130173. doi: 10.1177/02676591221130173. Online ahead of print.

ABSTRACT

BACKGROUND: Minimally invasive extracorporeal circulation (MiECC) is employed as a strategy to attenuate the physiologic disturbance caused by cardiopulmonary bypass. The aim of this study was to compare the coagulation profile of MiECC to an optimized conventional extracorporeal circuit (OpECC) with regards to platelet function, rotational thromboelastometry and blood product usage.

METHODS: A retrospective analysis of coronary artery bypass grafting operations using either MiECC or OpECC was performed at a single institution.

RESULTS: A total of 112 patients were included, with 61 receiving MiECC and 51 OpECC patients. OpECC patients had a significantly larger BSA (1.95+/- 0.22m2 vs 1.88 +/- 0.18m2, p = 0.034), than those who received MiECC. No difference between groups was observed regarding red blood cell, plasma, and platelet transfusions. Functional platelet count during the warming phase of cardiopulmonary bypass was found to be higher in the MiECC group ((136 (102-171) x109/L vs 109 (94-136) x109/L), p = 0.027), as were functional platelets as a percent of total platelet count ((86 (77-91)% vs 76 (63-82)%), p = 0.003). There were no significant differences between other outcomes such as operative mortality, incidence of stroke, and intensive care unit length of stay.

CONCLUSION: While we did not see a difference in blood transfusions, MiECC resulted in a statistically significant advantage over OpECC with regards to preservation of functional platelets.

PMID:36172835 | DOI:10.1177/02676591221130173

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Nevin Manimala Statistics

Designing and Conducting Scholarly Quality Improvement: A Practical Guide for Improvers Everywhere

Hosp Pediatr. 2022 Sep 29:e2022006717. doi: 10.1542/hpeds.2022-006717. Online ahead of print.

ABSTRACT

Successful publication of quality improvement (QI) work is predicated on the use of established QI frameworks and rigorous analytical methods that allow teams to understand the impact of interventions over time. This article is meant to help QI teams disseminate their work more broadly through publication by providing tangible methods that many journals desire in QI articles with specific examples of published works referenced throughout the article. We introduce improvement frameworks that teams should identify early and use as a foundation throughout their projects. We review vital aspects of QI projects, such as team formation, creation of a succinct and clear aim statement, defining primary, process, and balancing measures, as well as QI tools like key driver diagrams, Ishikawa (fishbone) diagrams, and Pareto charts. Finally, we highlight the importance of analyzing data over time to understand the impacts of plan-do-study-act cycles on data. Annotated run charts or, more preferably, annotated statistical process control (or Shewhart) charts are both statistically sound methods to identify significant changes over time. Deliberate planning and execution of QI projects using these concepts will lead to improved chances of QI teams finding success in their project and eventual article acceptance.

PMID:36172802 | DOI:10.1542/hpeds.2022-006717

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Nevin Manimala Statistics

Recurrent, nonequilibrium systems and the Markov blanket assumption

Behav Brain Sci. 2022 Sep 29;45:e184. doi: 10.1017/S0140525X22000309.

ABSTRACT

Markov blankets – statistical independences between system and environment – have become popular to describe the boundaries of living systems under Bayesian views of cognition. The intuition behind Markov blankets originates from considering acyclic, atemporal networks. In contrast, living systems display recurrent, nonequilibrium interactions that generate pervasive couplings between system and environment, making Markov blankets highly unusual and restricted to particular cases.

PMID:36172763 | DOI:10.1017/S0140525X22000309