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Nevin Manimala Statistics

Vaping and psychotic experiences among college students in the United States

Drug Alcohol Depend. 2021 Sep 1;227:108987. doi: 10.1016/j.drugalcdep.2021.108987. Online ahead of print.

ABSTRACT

AIM: While cigarette and marijuana use has been linked to psychotic experiences, few empirical studies have examined the relation between vaping and psychotic experiences.

METHODS: We analyzed data from the Healthy Minds Survey (September 2020 – December 2020; N = 29,232 students from 36 universities), and used multiple logistic regression models to examine the associations between vaping over the past 30 days and psychotic experiences over the past 12 months, adjusting for age, gender, and race/ethnicity. We then additionally adjusted for cigarette and marijuana use, as well as depression and anxiety.

RESULTS: Roughly 14 % of students in the sample reported psychotic experiences over the past year, and around 14-15 % of students reported vaping over the past month. In multiple logistic regression models, vaping was significantly associated with psychotic experiences (aOR 1.88; 95 % CI: 1.63-2.18). This association attenuated but remained statistically significant even after adjusting for any cigarette use and marijuana use, and after adjusting for depression and anxiety.

CONCLUSIONS: Among college students, vaping was significantly associated with psychotic experiences, even after accounting for simple measures of cigarette and marijuana use, and mental health problems, calling for more prospective studies to examine the association.

PMID:34488073 | DOI:10.1016/j.drugalcdep.2021.108987

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Nevin Manimala Statistics

Evaluation of movement and brain activity

Clin Neurophysiol. 2021 Aug 19;132(10):2608-2638. doi: 10.1016/j.clinph.2021.04.023. Online ahead of print.

ABSTRACT

Clinical neurophysiology studies can contribute important information about the physiology of human movement and the pathophysiology and diagnosis of different movement disorders. Some techniques can be accomplished in a routine clinical neurophysiology laboratory and others require some special equipment. This review, initiating a series of articles on this topic, focuses on the methods and techniques. The methods reviewed include EMG, EEG, MEG, evoked potentials, coherence, accelerometry, posturography (balance), gait, and sleep studies. Functional MRI (fMRI) is also reviewed as a physiological method that can be used independently or together with other methods. A few applications to patients with movement disorders are discussed as examples, but the detailed applications will be the subject of other articles.

PMID:34488012 | DOI:10.1016/j.clinph.2021.04.023

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Nevin Manimala Statistics

Prescription appropriateness in elderly patients with polypharmacy in primary care: Cluster-randomized controlled trial PHARM-PC

Aten Primaria. 2021 Sep 3;53(10):102124. doi: 10.1016/j.aprim.2021.102124. Online ahead of print.

ABSTRACT

OBJECTIVES: To assess the effectiveness of a pharmacist-led systematic review of medications on: potentially inappropriate medications (PIM), health outcomes and costs.

DESIGN: Prospective, open, controlled and cluster-randomized clinical trial.

SETTING: Six primary care clinics from Balearic Islands.

PARTICIPANTS: Forty-two clusters (21 per group), and 549 patients aged ≥65 years and ≥5 chronic medications were included; of which 277 were allocated to Intervention Group (IG) and 272 to Control Group (CG). Patients were excluded if they were: institutionalized, temporarily displaced, routinely monitored under private healthcare, or home care.

INTERVENTION: PIM detection by the pharmacist using a combination of explicit and implicit methods; and communication of the most appropriate therapeutic strategies to the physician.

MEASUREMENTS: Proportion of patients with PIM and mean number of PIM/patient (main outcomes); and morbidity, mortality, and costs (secondary outcomes) were assessed.

STATISTICAL PLAN: Following an intention-to-treat approach, quantitative and qualitative outcomes variables were compared by T-Student and Chi-square tests, respectively. Results were providing as difference in proportions for qualitative outcomes and difference in means for quantitative outcomes with respective 95% confidence intervals (95% CI).

RESULTS: After intervention, proportion of patients with PIM decreased by 13.7% (95% CI: 9.3; 18.2) more in IG than CG. Mean number of PIM/patient and mean cost of PIM/patient decreased by 0.43 (95% CI: 0.32; 0.54) and 72.11€ (95% CI: 26.15; 118.06) more in IG than CG, respectively. However, no statistically significant differences were observed in morbidity, mortality or costs of healthcare resources.

CONCLUSIONS: PIM detection and recommendations provided by pharmacist could contribute to reduce significantly PIM and drug expenditure; but without reaching statistically significant differences in morbidity, mortality, and healthcare resources costs.

PMID:34488034 | DOI:10.1016/j.aprim.2021.102124

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Nevin Manimala Statistics

Reconsidering research exclusion for serious mental illness: Ethical principles, current status, and recommendations

J Psychiatr Res. 2021 Sep 2;143:138-143. doi: 10.1016/j.jpsychires.2021.09.016. Online ahead of print.

ABSTRACT

BACKGROUND: Historically, individuals managing serious mental illness (SMI) have often been excluded from research, typically because of concern that these individuals may not be able to understand and provide truly informed consent. As treatment has improved, the assumption that individuals managing SMI may not be capable of consent needs to be re-examined. Systematic exclusion from research may limit empirically tested treatments available for people managing SMI, and may contribute to the health care disparities seen in this population.

OBJECTIVES: This article examines this issue by documenting current rates of research exclusion for high disease burden conditions, based on empirical review of studies in ClinicalTrials.gov.

RESEARCH DESIGN: Current rates of exclusion from studies for psychiatric conditions were assessed through systematic review of relevant clinical trials on ClinicalTrials.gov.

SUBJECTS: Subjects in this inquiry are either articles accessed in the literature reviews, or descriptions of studies in public data on ClinicalTrials.gov.

MEASURES: The primary measure was a previously published coding system to document the extent and types of research exclusion related to psychiatric status.

RESULTS: Among studies of interventions for substance use disorders and chronic pain, individuals managing SMI were more likely to be excluded than those with other psychiatric disorders at statistically significant levels. This was not the case among studies of interventions for ischemic heart disease. In studies of substance use disorders, 9% explicitly excluded SMI and 83% could exclude people with SMI based on broader exclusion criteria. In studies of chronic pain these two categories of exclusion were 16% and 55%, and in studies of ischemic heart disease, these two categories of exclusion were 1% and 20%.

CONCLUSIONS: Evidence indicates that it is ethically and scientifically more appropriate to exclude based on capacity to consent than membership in the group of individuals managing SMI. The discussion outlines techniques researchers can use for more equitable and generalizable sampling.

PMID:34487990 | DOI:10.1016/j.jpsychires.2021.09.016

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Nevin Manimala Statistics

Revision orbital decompression for thyroid eye disease

Am J Otolaryngol. 2021 Sep 2;43(1):103196. doi: 10.1016/j.amjoto.2021.103196. Online ahead of print.

ABSTRACT

OBJECTIVE: To compare the indications, surgical techniques and outcomes for revision orbital decompression surgery for thyroid eye disease in open, endoscopic, and combined open and endoscopic approaches.

METHODS: A retrospective review of all revision orbital decompression procedures for thyroid eye disease from a single large academic institution over a 17-year period (01/01/2004-01/01/2021) was performed. Patient demographics, as well as indications and types of surgery were reviewed. Outcome measures included changes in proptosis, intraocular pressure, visual acuity and diplopia.

RESULTS: Thirty procedures were performed on 21 patients. There was a median of 9.4 months between primary orbital decompression and revision decompression surgery. There were 6 bilateral procedures, and 2 of these patients underwent additional revision surgeries due to decreased visual acuity with concern for persistent orbital apex compression or sight-threatening ocular surface exposure in the setting of proptosis. Twenty-five procedures were performed as open surgeries with 5 endoscopic/combined cases. Combined Ophthalmology/Otolaryngology surgery via combined open/endoscopic approaches was favoured for persistent orbital apex disease. Visual acuity remained preserved in all patients. The overall median reduction in proptosis was 2 mm and intraocular pressure change was 1 mmHg regardless of surgical approach. The overall rate of new onset diplopia after surgery was 15%. These patients had open approaches. All endoscopic/combined approach patients had pre-existing diplopia. There were no statistically significant differences between the open and endoscopic/combined groups in regard to change in visual acuity, reduction in proptosis or intraocular pressure.

CONCLUSION: Revision orbital decompression is an uncommon procedure indicated for those patients with progressive symptoms despite previous surgery and intensive medical management. Both endoscopic and non-endoscopic techniques offer favourable outcomes with respect to visual acuity, decrease in intraocular pressure, and improvement in proptosis and overall lead to a low incidence of new onset diplopia.

LEVEL OF EVIDENCE: Level IV.

PMID:34487995 | DOI:10.1016/j.amjoto.2021.103196

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Nevin Manimala Statistics

Recalibrating the Glasgow Coma Score as an Age-Adjusted Risk Metric for Neurosurgical Intervention

J Surg Res. 2021 Sep 2;268:696-704. doi: 10.1016/j.jss.2021.08.002. Online ahead of print.

ABSTRACT

BACKGROUND: The Glasgow Coma Scale (GCS) score is the most frequently used neurologic assessment in traumatic brain injury (TBI). The risk for neurosurgical intervention based on GCS is heavily modified by age. The objective is to create a recalibrated Glasgow Coma Scale (GCS) score that accounts for an interaction by age and determine the predictive performance of the recalibrated GCS (rGCS) compared to the standard GCS for predicting neurosurgical intervention.

METHODS: This retrospective cohort study utilized the National Trauma Data Bank and included all patients admitted from 2010-2015 with TBI (ICD9 diagnosis code 850-854.19). The study population was divided into 2 subsets: a model development dataset (75% of patients) and a model validation dataset (remaining 25%). In the development dataset, logistic regression models were used to calculate conditional probabilities of having a neurosurgical intervention for each combination of age and GCS score, to develop a point-based risk score termed the rGCS. Model performance was examined in the validation dataset using area under the receiver operating characteristic (AUROC) curves and calibration plots.

RESULTS: There were 472,824 patients with TBI. The rGCS ranged from 1-15, where rGCS 15 denotes the baseline risk for neurosurgical intervention (4.4%) and rGCS 1 represents the greatest risk (62.6%). In the validation dataset there was a statistically significant improvement in predictive performance for neurosurgical intervention for the rGCS compared to the standard GCS (AUROC: 0.71 versus 0.67, difference, -0.04, P<0.001), overall and by trauma level designation. The rGCS was better calibrated than the standard GCS score.

CONCLUSIONS: The relationship between GCS score and neurosurgical intervention is significantly modified by age. A revision to the GCS that incorporates age, the rGCS, provides risk of neurosurgical intervention that has better predictive performance than the standard ED GCS score.

PMID:34487962 | DOI:10.1016/j.jss.2021.08.002

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Nevin Manimala Statistics

The Correlation between Altmetric Score and Traditional Bibliometrics in Orthopaedic Literature

J Surg Res. 2021 Sep 3;268:705-711. doi: 10.1016/j.jss.2021.07.025. Online ahead of print.

ABSTRACT

BACKGROUND: Clinicians and medical researchers increasingly turn to nonformal online platforms to promote research. Altmetric Attention Score (AAS) is a quantitative measurement of online influence of research in real time. The objective of this study is to determine if AAS correlates with traditional bibliometrics in the orthopaedic literature.

MATERIALS AND METHODS: From the 15 orthopaedic journals with the highest impact factor, the 10 most cited articles from each journal were reviewed for 2014 -2017. For each article, AAS was collected using the Altmetric Bookmarklet application and citation count from SCOPUS. Journal impact factor was recorded using Journal Citation Reports. Statistical analysis included Pearson’s and Spearman’s correlation coefficients.

RESULTS: A total of 600 articles were analyzed. A significant positive correlation was found between citation count and AAS for 2014 (r = 0.3188, p < 0.0001), and no correlation for 2015 (r = 0.1504, P = 0.0653), 2016 (r = 0.0087, P = 0.9157), and 2017 (r = 0.0061, P = 0.9408). There was no significant correlation between impact factor and AAS in 2014 (r = 0.4312, P = 0.1085), 2015 (r = 0.3850, P = 0.1565), 2016 (r = 0.1460, P = 0.6035) and 2017 (r = 0.0451 P = 0.8732).

CONCLUSIONS: AAS and traditional bibliometrics are currently not strongly correlated in orthopaedic literature. Citations take years to accumulate and AAS represents immediate influence of an article. An amalgamation of traditional bibliometrics and AAS may prove useful in determining the short- and long-term impact and influence of publications in orthopaedics.

PMID:34487963 | DOI:10.1016/j.jss.2021.07.025

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Nevin Manimala Statistics

Acceptability, usefulness, and satisfaction with a web-based video-tailored physical activity intervention: The TaylorActive randomized controlled trial: Acceptability, usefulness and satisfaction with the TaylorActive randomised controlled trial

J Sport Health Sci. 2021 Sep 3:S2095-2546(21)00098-3. doi: 10.1016/j.jshs.2021.09.001. Online ahead of print.

ABSTRACT

PURPOSE: This study examined the usage, acceptability, usability, perceived usefulness, and satisfaction of a web-based video-tailored physical activity (PA) intervention (“TaylorActive”) in adults.

METHODS: In 2013-2014, 501 Australian adults aged 18+ years were randomized into a video-tailored intervention, text-tailored intervention, or control group. Over 3 months, the intervention groups received access to 8 sessions of personally tailored PA advice delivered via the TaylorActive website. Only the delivery method differed between the intervention groups: video-tailored vs. text-tailored. Google Analytics and telephone surveys conducted at post intervention (3 months) were used to assess intervention usage, acceptability, usability, perceived usefulness, and satisfaction. Quantitative and qualitative process data were analyzed using descriptive statistics and thematic content analysis.

RESULTS: Of 501 recruited adults, 259 completed the 3 months post-intervention survey (52% retention). Overall, usage of the TaylorActive website with respect to number of website visits, intervention sessions, and action plans completed was modest in both the video-tailored (7.6 ± 7.2 visits, mean ± SD) and text-tailored (7.3 ± 5.4 visits) groups with no significant between-group differences. The majority of participants in all groups used the TaylorActive website less than once in 2 weeks (66.7% video-tailored, 62.7% text-tailored, 87.5% control; p < 0.001). Acceptability was rated mostly high in all groups and, in some instances, significantly higher in the intervention groups compared to the control group (p < 0.01). Usability was also rated high; mean Systems Usability Scores (SUS) were 77.3 (video-tailored), 75.7 (text-tailored), and 74.1 (control) with no significant between-group differences. Perceived usefulness of the TaylorActive intervention was low, though mostly rated higher in the intervention groups compared to the control group (p < 0.01). Satisfaction with the TaylorActive website was mixed. Participants in both intervention groups liked its ease of use, personalized feedback, and tracking of progress, but also found completing action plans and survey questions for each session repetitive and tedious.

CONCLUSION: Providing personally tailored PA advice on its own (either through video or text) is likely insufficient to ensure good retention, usage, perceived usefulness, and satisfaction with a web-based PA intervention. Strategies to address this may include the incorporation of additional intervention components such as activity trackers, social interactions, gamification, as well as the use of advanced artificial intelligence and machine learning technologies to allow more personalized dialogue with participants.

PMID:34487910 | DOI:10.1016/j.jshs.2021.09.001

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Nevin Manimala Statistics

Frequency Of Metabolic Syndrome In Patients With Psoriasis

J Ayub Med Coll Abbottabad. 2021 Jul-Sep;33(3):484-487.

ABSTRACT

BACKGROUND: Psoriasis is a non-communicable, long-lasting disorder of the skin comprising various immunological inflammatory changes. Increasing evidence suggests that psoriasis is closely related to multiple organ systems, potentially arising due to underlying co-morbid conditions such as diabetes, hypertension, dyslipidaemia and obesity. Aim of this study was to know the frequency of metabolic syndrome in psoriasis patients.

METHODS: This cross-sectional study was conducted from May to November 2020 in a Tertiary-care hospital. Eighty patients diagnosed with psoriasis were selected using non-probability consecutive sampling. Informed written consent was obtained from each patient and a questionnaire was filled. Blood pressure, waist circumference, body surface area covered by psoriasis, Psoriasis Area Severity Index were recorded on initial visit. Fasting blood sugar, serum triglyceride and HDL cholesterol levels were advised. Patients were diagnosed to have metabolic syndrome if ≥3 out of 5 criteria for the modified version of National Cholesterol Education Program Adult Panel III were met.

RESULTS: There were 62 male and 18 female patients. A total of 39 patients (48.8%) met the criteria for metabolic syndrome. Amongst these, 26/62 (41.9%) males vs 13/18 (72.2%) females fulfilled the criteria. The mean BMI of males was 26.0 while those of females was 28.3, comparison of which demonstrated a noteworthy difference (p=0.04). A statistically significant (p=0.038) positive correlation (r) of 0.233 was observed between body surface area and BMI.

CONCLUSIONS: Metabolic syndrome is seen frequently in patients of Psoriasis. Female patients have a significant frequency of metabolic syndrome and tend to have a higher BMI than males.

PMID:34487662

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Nevin Manimala Statistics

The Comparison Of Efficacy Between Losartan And Diltiazem As Antiproteinuric Agent In Non-Diabetic Renal Diseases

J Ayub Med Coll Abbottabad. 2021 Jul-Sep;33(3):492-495.

ABSTRACT

BACKGROUND: Multiple options have been tried to counter the proteinuria secondary to renal diseases. Clinicians and researchers are trying to find the best option for this purpose.

OBJECTIVE: To compare efficacy of Losartan and Diltiazem in management of proteinuria in nondiabetic renal diseases at a tertiary care hospital of Pakistan. It was a Quasi-experimental study, conducted at the Department of nephrology Pak Emirates Military Hospital Rawalpindi. Five months, November 2020 to March 2021.

METHODS: A total of 122 patients of non-diabetic renal diseases with significant proteinuria were included in the study. They were randomly divided into two groups via lottery method. Group I received losartan while group II received Diltiazem in standard dose for three months. After three months they underwent 24 hours’ urinary protein levels and divided into complete, partial and non-responders to treatment. Age, gender, duration of illness and type of antiproteinuric treatment was correlated with response to treatment among the study population.

RESULTS: Out of 122 patients, 80 (65.6%) were males while 42 (34.4%) were females. Membranous nephropathy 20 (16.4%) was the commonest non-diabetic renal disease seen in our study participants. Thirty (24.5%) had complete remission after three months of treatment, 60 (49.2%) had partial response while 32 (26.3%) had no response to treatment. Chisquare test revealed that use of losartan had statistically significant relationship (p-value<0.001) with good response among the study participants.

CONCLUSIONS: Membranous nephropathy leading to proteinuria was the commonest non-diabetic renal disease encountered in our setup. Around 2/3rd of our patients showed either complete or partial response to treatment and Losartan was superior to Diltiazem in achieving response in our study participants.

PMID:34487664