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result(s) for
"Pan, Guixia"
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Changing trends in the disease burden of non-melanoma skin cancer globally from 1990 to 2019 and its predicted level in 25 years
by
Hu, Wan
,
Fang, Lanlan
,
Zhang, Hengchuan
in
Adenomatous polyposis coli
,
Basal cell carcinoma
,
Bayesian analysis
2022
Background
The disease burden of non-melanoma skin cancer (NMSC) has become a significant public health threat. We aimed to conduct a comprehensive analysis to mitigate the health hazards of NMSC.
Methods
This study had three objectives. First, we reported the NMSC-related disease burden globally and for different subgroups (sex, socio-demographic index (SDI), etiology, and countries) in 2019. Second, we examined the temporal trend of the disease burden from 1990 to 2019. Finally, we used the Bayesian age-period-cohort (BAPC) model integrated nested Laplacian approximation to predict the disease burden in the coming 25 years. The Norpred age-period-cohort (APC) model and the Autoregressive Integrated Moving Average (ARIMA) model were used for sensitivity analysis.
Results
The disease burden was significantly higher in males than in females in 2019. The results showed significant differences in disease burden in different SDI regions. The better the socio-economic development, the heavier the disease burden of NMSC. The number of new cases and the ASIR of basal cell carcinoma (BCC) were higher than that of squamous cell carcinoma (SCC) in 2019 globally. However, the number of DALYs and the age-standardized DALYs rate were the opposite. There were statistically significant differences among different countries. The age-standardized incidence rate (ASIR) of NMSC increased from 54.08/100,000 (95% uncertainty interval (UI): 46.97, 62.08) in 1990 to 79.10/100,000 (95% UI: 72.29, 86.63) in 2019, with an estimated annual percentage change (EAPC) of 1.78. Other indicators (the number of new cases, the number of deaths, the number of disability-adjusted life years (DALYs), the age-standardized mortality rate (ASMR), and the age-standardized DALYs rate) showed the same trend. Our predictions suggested that the number of new cases, deaths, and DALYs attributable to NMSC would increase by at least 1.5 times from 2020 to 2044.
Conclusions
The disease burden attributable to NMSC will continue to increase or remain stable at high levels. Therefore, relevant policies should be developed to manage NMSC, and measures should be taken to target risk factors and high-risk groups.
Journal Article
A cross sectional investigation of ChatGPT-like large language models application among medical students in China
by
Ni, Jing
,
Pan, Guixia
in
Achievement tests
,
Artificial intelligence
,
Artificial intelligence in clinical reasoning education
2024
Objective
To investigate the level of understanding and trust of medical students towards ChatGPT-like large language models, as well as their utilization and attitudes towards these models.
Methods
Data collection was concentrated from December 2023 to mid-January 2024, utilizing a self-designed questionnaire to assess the use of large language models among undergraduate medical students at Anhui Medical University. The normality of the data was confirmed with Shapiro-Wilk tests. We used Chi-square tests for comparisons of categorical variables, Mann-Whitney U tests for comparisons of ordinal variables and non-normal continuous variables between two groups, Kruskall-Wallis H tests for comparisons of ordinal variables between multiple groups, and Bonferroni tests for post hoc comparisons.
Results
A total of 1774 questionnaires were distributed and 1718 valid questionnaires were collected, with an effective rate of 96.84%. Among these students, 34.5% had heard and used large language models. There were statistically significant differences in the understanding of large language models between genders (
p
< 0.001), grade levels (junior-level students and senior-level students) (
p
= 0.03), and major (
p
< 0.001). Male, junior-level students, and public health management had a higher level of understanding of these models. Genders and majors had statistically significant effects on the degree of trust in large language models (
p
= 0.004;
p
= 0.02). Male and nursing students exhibited a higher degree of trust in large language models. As for usage, Male and junior-level students showed a significantly higher proportion of using these models for assisted learning (
p
< 0.001). Neutral sentiments were held by over two-thirds of the students (66.7%) regarding large language models, with only 51(3.0%) expressing pessimism. There were significant gender-based disparities in attitudes towards large language models, and male exhibited a more optimistic attitude towards these models (
p
< 0.001). Notably, among students with different levels of knowledge and trust in large language models, statistically significant differences were observed in their perceptions of the shortcomings and benefits of these models.
Conclusion
Our study identified gender, grade levels, and major as influential factors in students’ understanding and utilization of large language models. This also suggested the feasibility of integrating large language models with traditional medical education to further enhance teaching effectiveness in the future.
Journal Article
Controlling Multiple Optomechanically Induced Transparency in Charged Cavity Optomechanical System Assisted by Three-Level Atomic Ensemble
2021
The analog multicolor optomechanically induced transparency (OMIT) of distant optomechanical system is studied. The two charged mechanical oscillators couple to each other via Coulomb interaction, and the atomic ensemble is introduced into the hybrid system. We focus on the width of OMIT windows which is manipulated by some interference effects of the system components. The research shows that five transparency windows can be observed from the output field at the probe frequency. In the absence of some internal interactions, the number of transparent windows will reduce. Furthermore, the width and the number of the transparent windows are affected by the coupling strength between the optical mode and the mechanical mode, between the optical mode and atoms and the Rabi frequency, between the two optical modes, as well as the Coulomb coupling between the two charged oscillators. It is feasible for our approach to manipulate multiple optomechanically induced transparency, which provides potential applications in quantum information processing and quantum net works.
Journal Article
Entanglement and Output Squeezing of Distant Optomechanical Systems Generated by Four-Level Atoms
2020
A scheme is presented to generate entanglement of optical andmechanical modes in coupled cavity optomechanical system with two four-level atoms. Two distant movable mirrors and two cavity modes as well as mirror and the adjacent or the distant cavity mode are all entangled, and the entanglement curve of two movable mirrors is a symmetrical distribution when ∆ is equal to ωm. Furthermore, we also investigate the output entanglement of two cavity fields, and find the squeezing spectrum is affected by the mirror frequency and the Rabi frequency of laser field.
Journal Article
Chronic obstructive pulmonary disease in rheumatoid arthritis: a systematic review and meta-analysis
by
Hu, Xingxing
,
Zhang, Xu
,
Ma, Yubo
in
Arthritis, Rheumatoid - diagnosis
,
Arthritis, Rheumatoid - epidemiology
,
Chronic obstructive
2019
Background
The risk and prevalence of chronic obstructive pulmonary disease (COPD) in rheumatoid arthritis (RA) is still obscure. The current study was aimed to systematically review and meta-analyse the risk ratio (RR) and prevalence of COPD in RA.
Methods
A comprehensive systematic review was conducted based on PubMed, Web of Science and Cochrane Library from inception to April 30, 2018. The primary outcome of our study was the RR of COPD in RA patients compared with controls, and secondary was the prevalence of COPD in RA patients. Pooled effect sizes were calculated according to fixed effect model or random effects model depending on heterogeneity.
Results
Six and eight studies reported the RR and prevalence of COPD in RA respectively. Compared with controls, RA patients have significant increased risk of incident COPD with pooled RR 1.82 (95% CI = 1.55 to 2.10,
P
< 0.001). The pooled prevalence of COPD in RA patients was 6.2% (95% CI = 4.1 to 8.3%). Meta-regression identified that publication year was an independent covariate negatively associated with the RR of COPD, and smoker proportion of RA population was also positively associated with the prevalence of COPD significantly in RA patients.
Conclusions
The present meta-analysis has demonstrated the significant increased risk and high prevalence of COPD in RA patients. Patients with RA had better cease tobacco use and rheumatologists should pay attention to the monitoring of COPD for the prevention and control of COPD.
Journal Article
Associations of family income and healthy lifestyle with all-cause mortality
2023
BackgroundThere is a lack of evidence on whether combined lifestyle factors mediate the association between family income and all-cause mortality, as well as the joint relations between family income and lifestyle factors with mortality.MethodsUsing data on family income and lifestyle factors of participants in the US National Health Interview Survey 2016-2018, we performed multivariable logistic regression models to estimate the odds ratios (ORs) and 95% confidence intervals (CI) for the association of all-cause mortality with said data.ResultsWe included 73 729 participants with a mean age of 47.1 years (standard deviation (SD) = 18.0), 51% of whom were women and 65% of whom were non-Hispanic Whites. There were 2284 deaths documented. After multivariable adjustment, middle-income participants had an OR of 0.73 (95% CI = 0.61-0.88) for mortality, while high-income participants had an OR of 0.47 (95% CI = 0.37-0.60) compared with low-income participants. We found that lower all-cause mortality was related to higher lifestyle scores. Adults from high-income families with lifestyle scores of 3 and 4 had an OR for mortality of 0.44 (95% CI = 0.30-0.65) compared to those from low-income families and lifestyle scores of 0 or 1. When comparing those in highest vs lowest income groups in the mediation analysis, 9.8% (95% CI = 7.4-13.0) of the relation for all-cause mortality was mediated by lifestyles. Adults from high-income families with lifestyle scores of 3 or 4 had an OR of 0.23 (95% CI = 0.17-0.33) for mortality compared with those from low-income families and lifestyle scores of 0 or 1.ConclusionsA lower risk of all-cause mortality was linked to higher family income and healthier lifestyles. Furthermore, lifestyle factors mediated a small proportion of the association between family income and mortality among US adults. Economic disparity in health may not be eliminated by changing only one’s lifestyle. Therefore, besides promoting a healthy lifestyle, we should stress how family income inequality affects health outcomes.
Journal Article
Improvement of n-butanol vapor sensing behavior of sensor based on cobalt-doped indium oxide nanorods
by
Pan, Guixia
,
Zhai, Chengbo
in
Butanol
,
Catalysis
,
Characterization and Evaluation of Materials
2024
Herein, the cobalt (Co) was successfully doped into the lattice of indium oxide (In
2
O
3
) nanorods (NRs) in an easy-to-operate process. When the as-prepared 1-mol% Co-doped In
2
O
3
(CIO1) NRs was utilized for monitoring hazardous gases, it exhibited best gas sensing performance, including high response value (20.5), fast response-recovery speed (2 s/51 s), and favorable selectivity coefficient (> 2.2) in 50 ppm n-butanol vapor at 230 °C. In addition, the wide detection range (5–200 ppm), refined recyclability, and long service life (> 15 days) ensured its practical application value. We inferred that the improvement of n-butanol vapor sensing capabilities could be attributed to the narrowed bandgap, more oxygen vacancies (29.04%), and chemisorbed oxygen (33.38%), and higher initial resistance (approximately 170 MΩ) arised from Co catalysis effect. The promoted sensing mechanism was also presented based on gas–solid interfacial electron transfer and surface’s redox reaction, the enhanced selectivity for CIO1 NRs sensor was mainly attributed to synergistic effect of catalytic property of Co
3+
ions and structural characteristics of n-butanol molecules.
Journal Article
Multiple optomechanically induced transparency in two-cavities optomechanical system via an optical parametric amplifier
2024
We investigate multiple optomechanically induced transparency in a hybrid two cavities optomechanical system. The system consists of two optical cavities and two charged mechanical resonators, where an optical parametric amplifier is installed in a driven optical cavity. We study the characteristics of the optomechanically induced transparency under different coupling conditions. Specifically, three transparent windows can be observed when all the coupling effects take effect in the system. In addition, the number of transparent windows is reduced when an interaction is absent. More interestingly, the introduction of an optical parametric amplifier makes the control of the optomechanically induced transparency more flexible. It is found that the width of the outer transparent window gets wider and the distance between the transparent points gets larger when the parametric gain gets stronger. Moreover, we also explore the fast and slow optical effects in the detection field. These conclusions are beneficial to the rapid development of the quantum information field.
Journal Article
Boundedness for some Schrödinger Type Operators on Weighted Morrey Spaces
2014
We establish the boundedness of some Schrödinger type operators on weighted Morrey spaces related to certain nonnegative potentials belonging to the reverse Hölder class.
Journal Article
Value of 68 GaGa‐FAPI‐04 PET imaging in acute coronary syndrome complicated by suspected gastrointestinal malignancies
by
Yang, Qinqin
,
Zuo, Changjing
,
Liang, Siyu
in
acute coronary syndrome
,
Acute coronary syndromes
,
Biomarkers
2023
Early diagnosis of gastrointestinal malignancies in patients with acute coronary syndrome (ACS) is often delayed. The present study aims to demonstrate the value of [ 68 Ga]Ga‐FAPI‐04 PET imaging in ACS with suspected gastrointestinal malignancies. Twelve ACS patients with suspected gastrointestinal malignancies were enrolled, including ST‐elevation myocardial infarction (STEMI) ( n = 5), non‐ST‐elevation myocardial infarction (NSTEMI) ( n = 5), and unstable angina (UA) ( n = 2). All patients underwent coronary angiography (CAG) and [ 68 Ga]Ga‐FAPI‐04 PET/MR or PET/CT within 1 week. All five STEMI and five NSTEMI patients had high [ 68 Ga]Ga‐FAPI‐04 uptake in the injured myocardium compared to remote area (TBR: 2.10 ± 0.72 vs. 0.62 ± 013; p < .001), correlated with peak cTnI level ( R = .82, p = .004). No [ 68 Ga]Ga‐FAPI‐04 in the myocardium was found in UA patients. NSTEMI displayed a similar myocardial [ 68 Ga]Ga‐FAPI‐04 intensity as STEMI ( p = .42). Compared with STEMI, NSTEMI patients had a significantly delayed door‐to‐balloon time for reperfusion treatment ( p = .023). High uptake of [ 68 Ga]Ga‐FAPI‐04 in the gastrointestinal tract was detected in three patients. Because of no myocardial [ 68 Ga]Ga‐FAPI‐04 expression, they discontinued antiplatelet therapy and underwent endoscopy. The rectal, colon, and gastric cancer diagnoses were made by biopsy. The other nine patients showed no accumulation of [ 68 Ga]Ga‐FAPI‐04 beyond the heart, and invasive tumor examinations were delayed. During a median 6‐month follow‐up, no tumor formation was observed. [ 68 Ga]Ga‐FAPI‐04 PET imaging is valuable to assess injured myocardium, detect tumors, and guide invasive examinations in ACS patients with suspected gastrointestinal malignancies.
Journal Article