1,661 research outputs found

    Organizational stressors associated with job stress and burnout in correctional officers: a systematic review.

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    BackgroundIn adult correctional facilities, correctional officers (COs) are responsible for the safety and security of the facility in addition to aiding in offender rehabilitation and preventing recidivism. COs experience higher rates of job stress and burnout that stem from organizational stressors, leading to negative outcomes for not only the CO but the organization as well. Effective interventions could aim at targeting organizational stressors in order to reduce these negative outcomes as well as COs' job stress and burnout. This paper fills a gap in the organizational stress literature among COs by systematically reviewing the relationship between organizational stressors and CO stress and burnout in adult correctional facilities. In doing so, the present review identifies areas that organizational interventions can target in order to reduce CO job stress and burnout.MethodsA systematic search of the literature was conducted using Medline, PsycINFO, Criminal Justice Abstracts, and Sociological Abstracts. All retrieved articles were independently screened based on criteria developed a priori. All included articles underwent quality assessment. Organizational stressors were categorized according to Cooper and Marshall's (1976) model of job stress.ResultsThe systematic review yielded 8 studies that met all inclusion and quality assessment criteria. The five categories of organizational stressors among correctional officers are: stressors intrinsic to the job, role in the organization, rewards at work, supervisory relationships at work and the organizational structure and climate. The organizational structure and climate was demonstrated to have the most consistent relationship with CO job stress and burnout.ConclusionsThe results of this review indicate that the organizational structure and climate of correctional institutions has the most consistent relationship with COs' job stress and burnout. Limitations of the studies reviewed include the cross-sectional design and the use of varying measures for organizational stressors. The results of this review indicate that interventions should aim to improve the organizational structure and climate of the correctional facility by improving communication between management and COs

    The Association between Sexual Health and Physical, Mental and Social Health in Adolescent Women

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    Purpose Developmental models link sexual well-being to physical, mental/emotional, and social well-being, yet little empirical literature evaluates these relationships in adolescents. Better understanding of how and when sexuality complements other aspects of health may yield important points to enhance existing health education and prevention efforts. Methods Data were drawn from a 10-year longitudinal cohort study of sexual relationships and sexual behavior among adolescent women (N = 387; 14–17 years at enrollment). Sexual health data were drawn from quarterly partner-specific interviews and were linked to physical, mental/emotional, and social health information in annual questionnaires. Random intercept, mixed effects linear, ordinal logistic, or binary logistic regression were used to estimate the influence of sexual health on health and well-being outcomes (Stata, v.23, StataCorp, College Station, TX). All models controlled for participant age and race/ethnicity. Results Higher sexual health was significantly associated with less frequent nicotine and substance use, lower self-reported depression, lower thrill seeking, higher self-esteem, having fewer friends who use substances, higher religiosity, better social integration, lower frequency of delinquent behavior and crime, and more frequent community group membership. Sexual health was not associated with the number of friends who used cigarettes. Conclusions Positive sexually related experiences in romantic relationships during adolescence may complement physical, mental/emotional, and social health. Addressing specific aspects of healthy sexual development during clinical encounters could dually help primary prevention and health education address other common adolescent health issues

    More like him, me, or us: the impact of trait similarity on adolescent women’s sexual risk behaviors in relationships

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    Ideal partner traits and how they relate to a young woman’s current partner and relationship is a knowledge gap in the literature. The objectives of this study were 1) to assess any differences in interpersonal characteristics between a young woman or her partner and relationship and 2) to examine the impact of this difference on sexual monogamy, condom use and frequency of vaginal sex. Study participants (n=387, 14–17 years at enrollment, 90% African American) were recruited from three primary care adolescent health clinics serving areas with high rates of unintended pregnancy and sexually transmitted infection (STI); data were drawn from a longitudinal cohort study of sexual relationships and behaviors among young women. Nineteen interpersonal characteristics, including physical, financial, communication and personal characteristic variables, were found to have varying influences on relationships and sexual behaviors with ‘like him’ and ‘like us’ as referents. Monogamy increased as a male partner wanted to get somewhere in life [OR 5.41, (1.25, 23.52, p<0.05)], was intelligent [OR 3.42, (1.09, 10.76, p<0.05)] and had money [OR 1.55, (0.272, 0.595, p<0.001)] in a partnership; monogamy similarly increased when a partner wanted to get somewhere in life [OR 6.77, (1.51, 30.36, p<0.01)], was intelligent [OR 4.02, (1.23, 13.23, p<0.05)], and had money [OR 2.41, (1.51, 3.84, p<0.001)] compared to the young woman. The likelihood of using a condom at last sex increased when the male partner had a nice body [OR 1.42, (1.02, 1.99, p<0.05)], was popular [OR 1.60, (1.12, 2.29, p<0.01)], cared for others [OR 3.43, (1.32, 8.98, p<0.01)], was good at sports [OR 1.35, (1.06, 1.73, p<0.05)] and expressed his feelings [OR 2.03, (1.14, 3.60, p<0.01)]. The condom use ratio increased when the male partner was able to take care of himself [OR 0.076, (0.017, 0.136, p<0.01)], was cute [OR 0.190, (0.082, 0.30, p<0.001)], and had a nice body [OR 0.044, (0.001, 0.09, p<0.05)] in a dyad; the condom use ratio also increased when a male partner could take care of himself [OR 0.091, (0.014, 0.168, p<0.05)], was cute [OR 0.194, (0.077, 0.311, p<0.001)] compared to the young woman. Coital frequency increased when the male partner was described as being able to take care of himself [OR 3.33, (0.138, 6.52, p<0.05)]. Such influences are important in discussions with young women regarding personal and partner choices in sexual health as partners, behaviors and motivations for choice frequently change

    Medical student self-efficacy, knowledge and communication in adolescent medicine

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    Objectives To evaluate student self-efficacy, knowledge and communication with teen issues and learning activities. Methods Data were collected during the 8-week pediatric rotation for third–year medical students at a local children’s hospital. Students completed a self-efficacy instrument at the beginning and end of the rotation; knowledge and communication skills were evaluated during standardized patient cases as part of the objective structured clinical examination. Self-efficacy, knowledge and communication frequencies were described with descriptive statistics; differences between groups were also evaluated utilizing two-sample t-tests. Results Self-efficacy levels of both groups increased by the end of the pediatric rotation, but students in the two-lecture group displayed significantly higher self-efficacy in confidentiality with adolescents (t(35)=-2.543, p=0.02); interviewing adolescents, assessing risk, sexually transmitted infection risk and prevention counseling, contraception counseling were higher with marginal significance. No significant differences were found between groups for communication; assessing sexually transmitted infection risk was marginally significant for knowledge application during the clinical exam. Conclusions Medical student self-efficacy appears to change over time with effects from different learning methods; this higher self-efficacy may increase future comfort and willingness to work with this high-risk, high-needs group throughout a medical career

    11. Changes in Adolescent and Young Adult (AYA) Relationship Status during COVID19: Data from a 30 Country Sexual and Reproductive Health Study

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    This article is made available for unrestricted research re-use and secondary analysis in any form or be any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.Purpose: Important milestones - including romantic/sexual relationship development - were impacted by COVID19 mitigation measures. We examined self-reported change in relationship status before, during and after COVID among AYA who participated in a 30-country survey. Methods: Data were drawn from the International Sexual Health And REproductive Health Survey (I-SHARE-1), a multi-country, cross-sectional, online study conducted to assess the impact of the pandemic on adult sexual health across the globe. Participants were recruited through local, regional, and national networks (e.g. listservs of professional organizations and international health organizations, social media, etc.) of each country’s research team. We drew a subsample of AYA (N=7527 18-26 years; 32.3% of the total sample; 60.1% female, 86.1% cisgender, 77.1% heterosexual). We examined 5 categories of relationship status change: 1) unpartnered pre/post; 2) unpartnered pre, new partner post; 3) same partner pre/post; 4) partnered pre, broke up, unpartnered post; 5) partnered pre, broke up, new partner post. Random intercept mixed effects multinomial regression (gllamm; Stata 17.0; all p<.05) adjusted for country-level clustering was used to understand how demographic (age, gender identity, sexual identity, employment status during COVID, mental health, distancing or isolation during COVID) and country-level predictors (income group, Oxford Stringency Index [national response to COVID], Palma Ratio [country-income inequality) and Gender Inequality Index (country-gender inequality) were associated with relationship change. Results: 15% of AYA had no partner pre/post COVID, 5% were unpartnered pre-COVID with new partner post. 63.3% had the same partner pre/post, whereas 11.3% had a partner pre-COVID, but broke up and had no new partner post-COVID. Less than 5% had a new partner post-COVID after breaking up with their pre-COVID partner. Of those who broke up with their partner, the majority ended during (44.4%) or after (26.6%) COVID-lockdowns, and one-third thought social distancing precipitated the relationship’s end. Older (RRR=0.86-0.91), female (RRR=0.32-0.63) and transgender AYA (RRR=0.10-0.37) all had a lower risk, and sexual minority AYA had a higher risk (RRR=1.35-1.51), of being in all status categories compared to being in the same relationship before-and-after COVID. Higher mental health scores were linked to lower probability of being unpartnered pre/post as compared to being partnered pre/post (RRR=0.89-0.82). Social-distancing was associated with a lower risk for pre-COVID unpartnered individuals finding new post-COVID relationships (RRR=0.76) or of partnered individuals breaking up, while ever being in isolation was associated with higher risk of being unpartnered pre/post (RRR=1.20). Higher country income was associated with being unpartered pre-COVID (RRR=0.08-0.12) and higher risk of having a pre-COVID relationship break-up (RRR=1.32). Unpartnered individuals in countries with higher lockdown stringency had a greater probability of finding a new post-COVID relationship (RRR=1.13). Conclusions: COVID measures were associated with AYA relationships both initiating and ending. Strategies for relationship development/support should be included as part of preparation for future public health emergencies

    Childhood Mental Disorders and Subsequent Adverse Outcomes in Early Adulthood: A Population-Based Longitudinal Study

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    Introduction The relationship between childhood/adolescent mental disorders and adult outcomes has been studied using surveys and clinical samples. These studies are prone to selection, recall and self-reporting biases. No previous studies have used population-based administrative databases linking individual-level data that could address these biases and further elucidate this relationship. Objectives and Approach Using de-identified administrative databases housed at the Manitoba Centre for Health Policy, we aimed to determine whether people diagnosed with mental disorders in childhood/adolescence, compared to those without, were at higher risk of early adverse adult outcomes. We created a birth cohort of 60,838 residents of Manitoba, Canada, born from fiscal years 1980/81 to 1984/85 and followed them to the end of study period in 2014/15. Through a scrambled health identifier, health, education, social services and justice system data were linked at an individual level. Survival analysis was used to test for differences controlling for key childhood covariates. Results We found that 16.5% of the cohort had a diagnosed mental disorder at some point in their childhood/adolescence. Having a diagnosed mental disorder in childhood/adolescence increased the risk of being diagnosed with the same disorder in early adulthood (at age 30 to 34 years old). It also increased the risk of suicidal death (hazard ratio (HR): 2.41), suicide attempts (HR: 3.05), public housing use (HR: 1.44), income assistance use (HR: 2.07), criminal accusation (HR:1.53), and criminal victimization (HR:1.54) in adulthood. Similarly, but to a greater extent, suicide attempts in adolescence increased the risk of suicidal death (HR: 3.65), suicide attempts (HR: 5.68), public housing use (HR: 1.64), income assistance use (HR: 1.68), criminal accusation (HR: 2.18), or criminal victimization (HR: 2.43) in adulthood. Conclusion/Implications Young people’s mental health has significant influence on their health and well-being trajectories into adulthood. This knowledge could directly inform policy and practice to provide better population-based mental health promotion, prevention and early interventions for children/adolescents with mental disorders and subsequently prevent adverse adult outcomes in the future

    Enhanced Visible Light Photoelectrochemical Performances with Nitrogen Doped TiO_2 Nanowire Arrays

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    成功制备了氮掺杂锐钛矿TiO2纳米线,并研究了它的光电化学性质.结果表明,与商用P25 TiO2纳米粒子和未掺杂TiO2纳米线相比,氮掺杂TiO2纳米线作为光阳极明显地提高了光电转换效率(IPCE%),在可见光区有明显光吸收;在100 mW/cm2可见光光照下,氮掺杂TiO2纳米线具有最大的光电流密度和能量转换效率.例如,当电压为0.09 V(vs.Ag/AgC l)时最大能量转换效率为0.52%,均高于未掺杂TiO2纳米线和商用P25 TiO2纳米粒子的,充分表现出它优越的光响应和光电化学性能,在光电化学池、太阳能制氢等方面具有广泛的应用前景.Self-organized anodic anatase TiO2nanowire arrays doped with nitrogen have been successfully fabri-cated and their photoelectrochemical(PEC) properties have been characterized and found to be substantially im-proved compared to undoped nanowires or commercial P25 nanoparticles.Photocurrent measured with monochro-matic incident light showed that the incident photon-to-current efficiency(IPCE,%) values of nanowire arrayelectrodes with or without N-doping were obviously higher than that of commercial P25 nanoparticle electrodes,and nitrogen-doped TiO2nanowire arrays(NTNA) had noticeable absorption in the visible region.The NTNAelectrodes showed the highest photocurrent density and power conversion efficiency under 100 mW/cm2visiblelight illumination.A maximumolphotoconversion efficiency of 0.52% was achieved for the NTNA sample at anapplied potential of 0.09 V versus Ag/AgCl(saturated KCl) electrode under visible illumination,much higherthan that of the undoped nanowire and commercial P25 nanoparticle electrodes.These results demonstrate thatNTNA thin films are promising for enhancing the photoresponse and effectively improving PEC performances ofnanostructured TiO2in the visible region for different applications including solar hydrogen generation.作者联系地址:清华大学化学系;美国加利福尼亚大学Santa Cruz分校化学与生物化学系;Author's Address: 1.Department ofChemistry,Tsinghua University,Beijing100084,China;2.Department ofChemistry and Biochemistry,University ofCalifornia,Santa Cruz,California95064,US

    Pseudomonas aeruginosa PilY1 Binds Integrin in an RGD- and Calcium-Dependent Manner

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    PilY1 is a type IV pilus (tfp)-associated protein from the opportunistic pathogen Pseudomonas aeruginosa that shares functional similarity with related proteins in infectious Neisseria and Kingella species. Previous data have shown that PilY1 acts as a calcium-dependent pilus biogenesis factor necessary for twitching motility with a specific calcium binding site located at amino acids 850–859 in the 1,163 residue protein. In addition to motility, PilY1 is also thought to play an important role in the adhesion of P. aeruginosa tfp to host epithelial cells. Here, we show that PilY1 contains an integrin binding arginine-glycine-aspartic acid (RGD) motif located at residues 619–621 in the PilY1 from the PAK strain of P. aeruginosa; this motif is conserved in the PilY1s from the other P. aeruginosa strains of known sequence. We demonstrate that purified PilY1 binds integrin in vitro in an RGD-dependent manner. Furthermore, we identify a second calcium binding site (amino acids 600–608) located ten residues upstream of the RGD. Eliminating calcium binding from this site using a D608A mutation abolished integrin binding; in contrast, a calcium binding mimic (D608K) preserved integrin binding. Finally, we show that the previously established PilY1 calcium binding site at 851–859 also impacts the protein's association with integrin. Taken together, these data indicate that PilY1 binds to integrin in an RGD- and calcium-dependent manner in vitro. As such, P. aeruginosa may employ these interactions to mediate host epithelial cell binding in vivo

    Drug-perturbation-based stratification of blood cancer

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    As new generations of targeted therapies emerge and tumor genome sequencing discovers increasingly comprehensive mutation repertoires, the functional relationships of mutations to tumor phenotypes remain largely unknown. Here, we measured ex vivo sensitivity of 246 blood cancers to 63 drugs alongside genome, transcriptome, and DNA methylome analysis to understand determinants of drug response. We assembled a primary blood cancer cell encyclopedia data set that revealed disease-specific sensitivities for each cancer. Within chronic lymphocytic leukemia (CLL), responses to 62% of drugs were associated with 2 or more mutations, and linked the B cell receptor (BCR) pathway to trisomy 12, an important driver of CLL. Based on drug responses, the disease could be organized into phenotypic subgroups characterized by exploitable dependencies on BCR, mTOR, or MEK signaling and associated with mutations, gene expression, and DNA methylation. Fourteen percent of CLLs were driven by mTOR signaling in a non-BCR-dependent manner. Multivariate modeling revealed immunoglobulin heavy chain variable gene (IGHV) mutation status and trisomy 12 as the most important modulators of response to kinase inhibitors in CLL. Ex vivo drug responses were associated with outcome. This study overcomes the perception that most mutations do not influence drug response of cancer, and points to an updated approach to understanding tumor biology, with implications for biomarker discovery and cancer care.Peer reviewe
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