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Nevin Manimala Statistics

Comparing Pediatric Physical Trauma Outcomes by Special Health Care Needs Status

Hosp Pediatr. 2023 Aug 16:e2023007226. doi: 10.1542/hpeds.2023-007226. Online ahead of print.

ABSTRACT

BACKGROUND AND OBJECTIVES: Children and Youth with Special Health Care Needs (CYSHCN) have differing risk factors and injury characteristics compared with peers without special health care needs (SHCN). We examined the association between SHCN status and complications, mortality, and length of stay (LOS) after trauma hospitalization.

METHODS: We conducted a cross-sectional study using 2018 data from the National Trauma Data Bank for patients aged 1 to 18 years (n = 108 062). We examined the following hospital outcomes: any complication reported, unplanned admission to the ICU, in-hospital mortality, and hospital and ICU LOS. Multivariate regression models estimated the effect of SHCN status on hospital outcomes after controlling for patient demographics, injury severity score, and Glasgow Coma Score. Subanalyses examined outcomes by age, SHCN, and injury severity score.

RESULTS: CYSHCN encounters had a greater adjusted relative risk (ARR) of any hospital complications (ARR = 2.980) and unplanned admission to the ICU (ARR = 1.996) than encounters that did not report a SHCN (P < .001). CYSHCN had longer hospital (incidence rate ratio = 1.119) and ICU LOS (incidence rate ratio = 1.319, both P < .001). There were no statistically significant in-hospital mortality differences between CYSHCN and those without. Lower severity trauma was associated with a greater ARR of hospital complications for CYSHCN encounters versus non-CYSHCN encounters.

CONCLUSIONS: CYSHCN, particularly those with lower-acuity injuries, are at greater risk for developing complications and requiring more care after trauma hospitalization. Future studies may examine mechanisms of hospital complications for traumatic injuries among CYSHCN to develop prevention and risk-minimization strategies.

PMID:37584151 | DOI:10.1542/hpeds.2023-007226

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Nevin Manimala Statistics

Validation of Childhood Pneumonia Prognostic Models for Use in Emergency Care Settings

J Pediatric Infect Dis Soc. 2023 Aug 16:piad054. doi: 10.1093/jpids/piad054. Online ahead of print.

ABSTRACT

BACKGROUND: Unwarranted variation in disposition decisions exist among children with pneumonia. We validated three prognostic models for predicting pneumonia severity among children in the emergency department (ED) and hospital.

METHODS: We performed a two-center, prospective study of children 6 months to <18 years presenting to the ED with pneumonia from January 2014 to May 2019. We evaluated three previously developed disease-specific prognostic models which use demographic, clinical, and diagnostic predictor variables, with each model estimating risk for Very Severe (mechanical ventilation or shock), Severe (ICU without very severe features), and Moderate/Mild (Hospitalization without severe features or ED discharge) pneumonia. Predictive accuracy was measured using discrimination (concordance or c-statistic) and re-calibration.

RESULTS: There were 1088 children included in one or more of the three models. Median age was 3.6 years and the majority of children were male (53.7%) and identified as non-Hispanic White (63.7%). The distribution for the ordinal severity outcome was mild or moderate (79.1%), severe (15.9%), and very severe (4.9%). The three models each demonstrated excellent discrimination (C-statistic range across models (0.786-0.803) with no appreciable degradation in predictive accuracy from the derivation cohort.

CONCLUSION: All three prognostic models accurately identified risk for three clinically meaningful levels of pneumonia severity and demonstrated very good predictive performance. Physiologic variables contributed the most to model prediction. Application of these objective tools may help standardize and improve disposition and other management decisions for children with pneumonia.

PMID:37584111 | DOI:10.1093/jpids/piad054

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Nevin Manimala Statistics

Development of the Pediatric Hospitalization Admission Survey of Experience (PHASE) Measure

Pediatrics. 2023 Aug 16:e2023061522. doi: 10.1542/peds.2023-061522. Online ahead of print.

ABSTRACT

BACKGROUND: Although significant research is devoted to transitions of care at discharge, few measures assess the quality of transitions into the hospital. Our objective was to develop a caregiver-reported quality measure to evaluate the pediatric hospital admission experience.

METHODS: Measure development included: (1) adapting items from existing instruments; (2) an expert-consensus process to prioritize survey items; (3) cognitive pretesting with caregivers (n = 16); and (4) pilot testing revised items (n = 27). Subsequently, the survey was administered to caregivers at 2 children’s hospitals and 1 general hospital from February 2020 through November 2021. Item reduction statistics and exploratory factor analysis were performed followed by confirmatory factor analysis. Domain scores were calculated using a top-box approach. Known-group validity and indices of model fit were evaluated.

RESULTS: The initial survey included 25 items completed by 910 caregivers. Following item reduction and the exploratory factor analysis, 14 items were mapped to 4 domains: (1) Patient and Family Engagement, (2) Information Sharing, (3) Effectiveness of Care Delivery, and (4) Timeliness of Care. The confirmatory factor analysis and validity testing supported the factor structure. Domain scores ranged from 49% (95% confidence interval, 46-53) for Timelines of Care to 81% (95% confidence interval, 65-84) for Patient and Family Engagement, with significant differences between general and children’s hospitals in Information Sharing and Effectiveness of Care Delivery.

CONCLUSIONS: A 4-domain caregiver-reported hospital admission experience measure demonstrated acceptable validity and psychometric properties across children’s and general hospitals. This measure can be used to evaluate the quality of transitions into the hospital and to focus quality improvement efforts.

PMID:37584105 | DOI:10.1542/peds.2023-061522

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Nevin Manimala Statistics

Influences of vitiligo-associated characteristics on the occurrence of diabetes mellitus: Interactive analysis of a cross-sectional study

Exp Dermatol. 2023 Aug 16. doi: 10.1111/exd.14904. Online ahead of print.

ABSTRACT

The risk of diabetes mellitus (DM) in vitiligo patients is higher than that in non-vitiligo population. Our goal was to explore the influencing factors for DM in vitiligo patients. A matched-pair design of 107 cases with DM and 428 controls without DM was conducted among vitiligo patients in Xijing hospital from January 2010 to October 2021. The baseline characteristics of patients were analysed based on standard descriptive statistics. The vitiligo-associated characteristics were analysed by logistic regression to identify influencing factors of DM. Interaction analysis was performed to explore the additive interactions between vitiligo-associated characteristics and baseline characteristics. After adjustment for the baseline characteristics, the severity of vitiligo [odds ratio (OR) = 2.47, 95% confidence interval (CI): 1.47-4.14] and onset age of vitiligo (OR = 0.98, 95% CI: 0.97-0.99) had a significant correlation with occurrence of DM. The severity of vitiligo had additive interaction with family history of diabetes [relative excess risk due to interaction (RERI) = 132.51 (95% CI: 5.51-1100.20), attributable proportion (AP) = 0.91 (95% CI: 0.17-0.95), synergy index (S) = 11.53 (95% CI: 1.32-100.5)] and with smoking history [RERI = 6.54 (95% CI: 0.67-19.83), AP = 0.64 (95% CI: 0.04-0.80), S = 3.48 (95% CI: 1.17-10.36)]. Earlier onset age of vitiligo and greater BSA involvement might be two independent risk factors for DM in vitiligo patients. Interaction assessment identified the severity of vitiligo as additive interaction factors with diabetes family history and with smoking history for the DM occurrence.

PMID:37584091 | DOI:10.1111/exd.14904

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Nevin Manimala Statistics

Combining methylated SEPTIN9 and RNF180 plasma markers for diagnosis and early detection of gastric cancer

Cancer Commun (Lond). 2023 Aug 16. doi: 10.1002/cac2.12478. Online ahead of print.

NO ABSTRACT

PMID:37584087 | DOI:10.1002/cac2.12478

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Nevin Manimala Statistics

Muscle contraction exercise for low back pain

Hong Kong Physiother J. 2023 Jun;43(1):53-60. doi: 10.1142/S1013702523500075. Epub 2023 Mar 31.

ABSTRACT

BACKGROUND: Low-back pain (LBP) continues to be one of the main problems for which sufferers seek treatment in primary care. It can be treated with different physiotherapy mechanisms.

OBJECTIVE: The purpose of the study is to compare the effect of isotonic and isometric exercise on the reported pain of patients with low back pain.

METHODS: Thirty participants, 16 males and 14 females aged between 22 and 50 years suffering from nonspecific low back pain were included. The sample was divided randomly into two groups, group A isometric exercises and group B isotonic exercises, both groups received conservative therapy of TENS and infrared (IR) therapy. The following outcome measures were used: Visual analogue scale, modified Oswestry disability index (MODI) and Endurance Test Measurement were administered pre-treatment and at the end of four weeks of treatment.

RESULTS: Both groups were comparable in terms of demographic data, except for weight. Inter group analysis was done using the Mann-Whitney test. When comparing pre- and post-treatments using VAS scores, there were no significant differences between group A and group B (pre-test: P=0.285; Post-test: P=0.838). Mann-Whitney test was used to calculate the P-value test between pre-treatment and post- treatment for MODI and there was no significant difference between group A and group B, where the pre-test P-value was 0.061, and post-treatment was 0.077. Comparing between groups, pre- and post-abdominal endurance scores were done using the Mann-Whitney test. The pre-treatment scores revealed P value of 0.345, and the post-treatment scores revealed P value of 0.305. Therefore, there is no statistically significant difference between group A and group B in endurance scores.

CONCLUSION: There was no difference between the use isotonic and isometric exercises on LBP patients.

PMID:37584053 | PMC:PMC10423680 | DOI:10.1142/S1013702523500075

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Nevin Manimala Statistics

Gross myofascial release of trunk with leg pull technique on low back pain with radiculopathy – A randomised controlled trial

Hong Kong Physiother J. 2023 Jun;43(1):61-71. doi: 10.1142/S1013702523500087. Epub 2023 Mar 31.

ABSTRACT

BACKGROUND: Lower Back Pain (LBP) with radiculopathy is a potentially more serious form of mechanical low back pain. A paucity of literature exists about the effect of the gross myofascial release (MFR) technique on the management of LBP.

OBJECTIVE: The study aimed to evaluate the effect of gross MFR when given as an adjunct to conventional physical therapy in subjects with low back pain with radiculopathy.

METHODS: Forty subjects (n=40) clinically diagnosed with LBP with radiculopathy were enrolled and randomly allocated to either the control group (n=20) or the experimental group (n=20). Both study groups received 5 sessions of intervention. The control group received conventional physical therapy while the experimental group received gross MFR of the trunk and lower limb along with conventional physical therapy. The outcome measures included were pressure pain threshold for the lower back and lower extremity, lumbar flexion and extension range of motion (ROM), percentage disability, and patient satisfaction towards the treatment which were measured pre-intervention (day 1) and post-treatment (day 5). The interaction between group and time was analysed using two-way mixed ANOVA.

RESULTS: The results suggested that the experimental group was statistically significant over the control group in terms of pressure pain threshold in the lower back (p<0.001) and lower limb (p=0.003), disability (p<0.001), and patient satisfaction (p=0.034) and lumbar flexion (p=0.002) except lumbar extension ROM (p=0.973).

CONCLUSION: When given as an adjuvant to conventional physical therapy, gross myofascial release proved to provide a significant and faster short-term improvement over conventional treatment alone in subjects diagnosed with low back pain with radiculopathy.

PMID:37584046 | PMC:PMC10423682 | DOI:10.1142/S1013702523500087

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Nevin Manimala Statistics

ROBUST TIME SERIES RECOVERY AND CLASSIFICATION USING TEST-TIME NOISE SIMULATOR NETWORKS

Proc IEEE Int Conf Acoust Speech Signal Process. 2023 Jun;2023. doi: 10.1109/icassp49357.2023.10096888. Epub 2023 May 5.

ABSTRACT

Time-series are commonly susceptible to various types of corruption due to sensor-level changes and defects which can result in missing samples, sensor and quantization noise, unknown calibration, unknown phase shifts etc. These corruptions cannot be easily corrected as the noise model may be unknown at the time of deployment. This also results in the inability to employ pre-trained classifiers, trained on (clean) source data. In this paper, we present a general framework and models for time-series that can make use of (unlabeled) test samples to estimate the noise model-entirely at test time. To this end, we use a coupled decoder model and an additional neural network which acts as a learned noise model simulator. We show that the framework is able to “clean” the data so as to match the source training data statistics and the cleaned data can be directly used with a pre-trained classifier for robust predictions. We perform empirical studies on diverse application domains with different types of sensors, clearly demonstrating the effectiveness and generality of this method.

PMID:37584045 | PMC:PMC10426275 | DOI:10.1109/icassp49357.2023.10096888

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Nevin Manimala Statistics

Impact of Learning Burnout on Mobile Phone Dependence Among Adolescents in Western China Under the “Double Reduction” Policy: The Mediating Role of Social Support

Psychol Res Behav Manag. 2023 Aug 10;16:3171-3183. doi: 10.2147/PRBM.S420711. eCollection 2023.

ABSTRACT

PURPOSE: This paper investigated the prevalence of mobile phone dependence (MPD) and its associated with learning burnout under the “double reduction” policy among adolescents in Guizhou Province in western China. In addition, the influence of the mediating mechanism of social support on this relationship was investigated.

METHODS: The sample was collected from 16,216 adolescents in West China’s Guizhou province, from December 2021 to January 2022 via multistage stratified random sampling. The Self-rating Questionnaire for Adolescent Problematic Mobile Phone Use (SQAPMPU) was used to assess the MPD, the Adolescent Student Burnout Scale (ASBI) was used to assess the learning burnout, and the Social Support Scale (SSS) was used to assess the social support. A hierarchical linear regression model was used to analyze the relationship between MPD, learning burnout, and social support. The mediating effect of social support between MPD and learning burnout was analyzed by structural equation model.

RESULTS: Prevalence of MPD was 26.4% among adolescents in Guizhou province in western China. After adjusting for confounding variables like demographics, multiple linear regression model has revealed that learning burnout positively predicted MPD and social support negatively predicted MPD. The structural equation model showed that 10.9% of the effect was explained by the mediating effect of social support.

CONCLUSION: These findings could inform service delivery and policy formulation to reduce learning and avoid MPD in adolescents.

PMID:37584040 | PMC:PMC10424684 | DOI:10.2147/PRBM.S420711

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Nevin Manimala Statistics

Studying additive effects of combining rTMS with cognitive control training: a pilot investigation

Front Hum Neurosci. 2023 Jul 31;17:1201344. doi: 10.3389/fnhum.2023.1201344. eCollection 2023.

ABSTRACT

BACKGROUND: Repetitive transcranial magnetic stimulation (rTMS) on the dorsolateral prefrontal cortex (DLPFC) is an effective treatment for depression that has been proposed to work via the enhancement of cognitive control. Cognitive control training (CCT) can also alleviate depression by relying on DLPFC activation. As the additive effects of rTMS and CCT are unclear, we set out to conduct a within-subject pilot study in healthy controls.

METHODS: Seventeen participants received two sessions of individualized resting-state connectivity-guided high-frequency rTMS, while randomly performing CCT or a control task. After each session, a negative mood was induced.

RESULTS: We found effects on mood and cognitive control after rTMS + CCT as well as rTMS + control, which were indiscriminative between conditions. Based on the statistical evidence for the absence of an additive effect of CCT, we did not perform a full study.

CONCLUSION: Our results demonstrate no differential effects of single sessions combining rTMS and CCT in a healthy population, even with the methodological improvement of individualized neuronavigation. The improvement in cognitive control seen in both conditions could indicate that a simple cognitive task is sufficient when studying additive rTMS effects. Future studies should focus on augmenting the effects of various cognitive tasks and compare the present interventions with rTMS or cognitive tasks alone.

PMID:37584029 | PMC:PMC10423931 | DOI:10.3389/fnhum.2023.1201344