Journal of forensic sciences最新文献

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A geospatial analysis of subway-related fatalities in New York City (2008–2021) 2008-2021年纽约市地铁相关死亡的地理空间分析。
IF 1.8 4区 医学
Journal of forensic sciences Pub Date : 2025-05-22 DOI: 10.1111/1556-4029.70086
Justin Z. Goldstein PhD, Jeremy Simmons MS, Kelsey Opozda BA, Bradley J. Adams PhD
{"title":"A geospatial analysis of subway-related fatalities in New York City (2008–2021)","authors":"Justin Z. Goldstein PhD,&nbsp;Jeremy Simmons MS,&nbsp;Kelsey Opozda BA,&nbsp;Bradley J. Adams PhD","doi":"10.1111/1556-4029.70086","DOIUrl":"10.1111/1556-4029.70086","url":null,"abstract":"<p>The New York City (NYC) subway system is one of the largest rapid transit systems in the world. With an annual ridership of 1 billion people, subway-related fatalities present a significant public health concern. Properly contextualizing such fatality data is imperative to understanding relevant risk factors. This paper reviews all subway-related fatalities in NYC occurring between 2008 and 2021 (<i>n</i> = 838). Descriptive statistics for fatalities considered manner of death, decedent demographics, season of death, and day of the week when the death occurred. In addition, a geospatial approach was applied to map subway-related fatalities using Geographic Information Systems (GIS). Fatality points were geocoded across NYC, and weighted density variables were calculated for each borough and manner of death. Weighted kernel density maps were generated in ArcGIS Pro to highlight hotspots of relative risk across the city and within each borough. Results indicate that suicides make up nearly half of all NYC subway-related fatalities (<i>n</i> = 409, 48.8%), followed by accidents (<i>n</i> = 277, 33%) and undetermined deaths (<i>n</i> = 143, 17.1%). Despite public concern surrounding being pushed onto subway tracks, homicides of this nature in NYC are undeniably rare (<i>n</i> = 9, 1.1% of all fatalities). The observed subway-related fatality trends are consistent with previous subway fatality research in NYC and also larger fatality (specifically suicide) trends in the United States. The geospatial distribution of subway-related fatalities, season of occurrence, and day of the week of occurrence are discussed, emphasizing the need for the targeted development of suicide-specific and accident-specific public health interventions.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 5","pages":"1824-1835"},"PeriodicalIF":1.8,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144129832","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of a 3D-printed skull positioning device for forensic dental radiography 用于法医牙科放射照相的3d打印颅骨定位装置的开发。
IF 1.8 4区 医学
Journal of forensic sciences Pub Date : 2025-05-22 DOI: 10.1111/1556-4029.70093
Ji-Hwan Park MSc, Chang-Un Choi MSc, Won-Joon Lee PhD, Kyoung Min Koh MSc
{"title":"Development of a 3D-printed skull positioning device for forensic dental radiography","authors":"Ji-Hwan Park MSc,&nbsp;Chang-Un Choi MSc,&nbsp;Won-Joon Lee PhD,&nbsp;Kyoung Min Koh MSc","doi":"10.1111/1556-4029.70093","DOIUrl":"10.1111/1556-4029.70093","url":null,"abstract":"<p>In forensic autopsies of unidentified decedents, the collection of biological identification information is essential. However, when a body is discovered after a prolonged post-mortem interval, decomposition often results in the loss of primary identifiers, such as fingerprints, complicating the identification process. In such cases, forensic odontological analysis of the teeth and surrounding structures provides critical information. Post-mortem dental radiography is a fundamental component of this analysis. However, conventional panoramic radiography and cone-beam computed tomography systems have been designed for use on living individuals, making accurate positioning and stabilization of the skull for radiographic acquisition particularly challenging with these systems. Even when imaging is successfully performed, anatomical alterations and the loss of soft tissue structures in the craniofacial region can lead to radiographs with inconsistent resolution, particularly in the maxilla and mandible. This study aims to design and fabricate a device that enables precise and stable skull positioning during post-mortem panoramic dental radiography while ensuring uniform image resolution. We successfully designed a device using readily available materials with a straightforward design. The device is easily attachable to existing panoramic radiography equipment and ensures consistent radiographic quality by addressing anatomical discrepancies between antemortem and post-mortem conditions. The broad application of the proposed skull positioning and stabilization device, as well as the manufacturing process, in forensic odontological investigations may enhance the efficiency and accuracy of the identification process for unidentified decedents.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 5","pages":"2023-2030"},"PeriodicalIF":1.8,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/1556-4029.70093","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144129834","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optimized detection and localization of copy-rotate-move forgeries using biogeography-based optimization algorithm 基于生物地理学优化算法的复制-旋转-移动伪造检测与定位
IF 1.5 4区 医学
Journal of forensic sciences Pub Date : 2025-05-22 DOI: 10.1111/1556-4029.70068
Deepak Joshi MTech, Abhishek Kashyap PhD, Parul Arora PhD
{"title":"Optimized detection and localization of copy-rotate-move forgeries using biogeography-based optimization algorithm","authors":"Deepak Joshi MTech,&nbsp;Abhishek Kashyap PhD,&nbsp;Parul Arora PhD","doi":"10.1111/1556-4029.70068","DOIUrl":"10.1111/1556-4029.70068","url":null,"abstract":"<p>In today's digital era, the proliferation of image processing tools has made image forgery detection a critical challenge. Malicious actors exploit these tools to manipulate images, spreading misinformation and misleading society. Existing tampering detection methods struggle with detecting complex transformations such as copy-rotate-move forgeries, often facing limitations in computational efficiency, robustness, and accuracy. Many approaches rely on traditional feature extraction techniques that fail under severe transformations or require extensive processing time. To address these shortcomings, we propose a novel and computationally efficient algorithm that integrates Radon Transform with Biogeography-Based Optimization (BBO) for enhanced copy-rotate-move forgery detection. Unlike conventional optimization techniques, BBO effectively enhances feature selection and matching, improving detection robustness against rotation and scale variations. The proposed algorithm has been rigorously evaluated on multiple benchmark datasets, demonstrating superior performance in terms of F1-score, recall, and accuracy compared to existing state-of-the-art methods. The results affirm that our approach significantly improves forgery localization while maintaining computational efficiency, making it a promising solution for real-world digital forensics applications.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 4","pages":"1392-1413"},"PeriodicalIF":1.5,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144129836","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A fatal case of torsemide abuse based on forensic autopsy findings 基于法医尸检结果的致死性虐尸案。
IF 1.8 4区 医学
Journal of forensic sciences Pub Date : 2025-05-22 DOI: 10.1111/1556-4029.70091
Akina Nara PhD, Chiho Yamada MD, PhD, Yu Kozakai PhD, Manami Suyama PhD, Masaki Yoshida DDS, PhD, Kaori Iwahara DDS, PhD, Tetsuya Takagi MD, PhD
{"title":"A fatal case of torsemide abuse based on forensic autopsy findings","authors":"Akina Nara PhD,&nbsp;Chiho Yamada MD, PhD,&nbsp;Yu Kozakai PhD,&nbsp;Manami Suyama PhD,&nbsp;Masaki Yoshida DDS, PhD,&nbsp;Kaori Iwahara DDS, PhD,&nbsp;Tetsuya Takagi MD, PhD","doi":"10.1111/1556-4029.70091","DOIUrl":"10.1111/1556-4029.70091","url":null,"abstract":"<p>Loop diuretics, such as torsemide, are generally prescribed to improve symptoms of edema in patients with heart failure. However, they are sometimes used inappropriately by individuals for weight loss or by athletes attempting to rapidly excrete water to mask other prohibited substances. Chronic abuse of loop diuretics can lead to persistent hypokalemia, which may cause renal impairment known as pseudo-Bartter syndrome, occasionally resulting in emergencies or fatalities. In the present study, a Japanese woman in her early 40s died after consuming approximately 150 tablets of 20-mg torsemide over six weeks prior to her death. The autopsy findings revealed that the kidneys had coarsely textured surfaces with fine granules, while the histopathological examination confirmed features consistent with pseudo-Bartter syndrome. The serum blood urea nitrogen and creatinine levels of the deceased patient were 28.7 and 1.64 mg/dL, respectively, which were more elevated than the standard reference values. A detailed toxicological analysis method was established to quantify torsemide in human whole blood using ultra-high-performance liquid chromatography–tandem mass spectrometry. The torsemide concentrations in the left and right cardiac blood were 2.97 and 2.56 μg/mL, respectively. Based on the case history, autopsy findings, histopathological examination results, and toxicological results, the cause of death was determined to be intoxication due to prolonged torsemide misuse. To our knowledge, this is the first reported autopsy case of a fatality resulting from an inappropriate use of torsemide. It was suggested that loop diuretics, including torsemide, should only be taken with a prescription from a doctor.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 5","pages":"2097-2101"},"PeriodicalIF":1.8,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144129830","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Crossbow impact effect on clothing and potential associated injuries 弓弩对衣服的影响和潜在的相关伤害。
IF 1.5 4区 医学
Journal of forensic sciences Pub Date : 2025-05-19 DOI: 10.1111/1556-4029.70079
Richard Critchley PhD, Niall Patrick Hennessy MSc, James Read MSc, Rachael Hazael PhD
{"title":"Crossbow impact effect on clothing and potential associated injuries","authors":"Richard Critchley PhD,&nbsp;Niall Patrick Hennessy MSc,&nbsp;James Read MSc,&nbsp;Rachael Hazael PhD","doi":"10.1111/1556-4029.70079","DOIUrl":"10.1111/1556-4029.70079","url":null,"abstract":"<p>There has been an increase in crossbow use for hunting practices, sport target shooting, and criminal activity. In the UK, there is minimal legislation surrounding the crossbow. UK law states individuals must be over 18 to buy or possess a crossbow. To date, little experimental research has been conducted, with most of the research focusing on injuries resulting from crossbow incidents. The aim of this study was to ascertain what effect crossbow bolts would have against ordinary clothing worn by the public and how or if different combinations of clothing would fare differently against the bolts and if that could be of use to the forensic examiner. An 80 lb. Armex tomcat II crossbow was used with three types of clothing used in four combinations, along with a non-clothed gelatine block. The results showed that all 10 bolts penetrated the non-clothed gelatine block, T-shirt, and polo shirt series, while nine bolts penetrated the hoodie/T-shirt combination and only three penetrated the hoodie/polo shirt combination. Significant differences were highlighted between the mean penetration depths of the non-clothed gelatine block and each clothing series, with the highest observed value being the thickest layer combination. Inspections of bolts and wound tracts revealed the presence of clothing fibers. The conclusions of this study demonstrated that this information can be utilized by forensic investigators and medical professionals as a source of trace evidence. Further research into crossbow effects on clothing would prove beneficial to increase the understanding of how the crossbow reacts with the environment.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 4","pages":"1544-1557"},"PeriodicalIF":1.5,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/1556-4029.70079","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144103100","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Influence of anticoagulant on the spectroscopic analysis of drying bovine blood pools 抗凝剂对干燥牛血池光谱分析的影响。
IF 1.8 4区 医学
Journal of forensic sciences Pub Date : 2025-05-19 DOI: 10.1111/1556-4029.70088
Erin Giroux BScFS, Iraklii I. Ebralidze PhD, Theresa E. Stotesbury PhD
{"title":"Influence of anticoagulant on the spectroscopic analysis of drying bovine blood pools","authors":"Erin Giroux BScFS,&nbsp;Iraklii I. Ebralidze PhD,&nbsp;Theresa E. Stotesbury PhD","doi":"10.1111/1556-4029.70088","DOIUrl":"10.1111/1556-4029.70088","url":null,"abstract":"<p>Rapidly, untreated whole blood undergoes a clotting cascade, making forensic research that investigates “fresh” bloodletting events difficult. In bloodstain pattern analysis research, whole blood treated with anticoagulant is often used to prolong the usability of the blood and allow for transport and experimentation to simulate pattern formation using “fresh” clot-free blood. Anticoagulants bind to clotting components, making them unavailable to participate in coagulation, preventing the formation of clots. Herein, we investigate the spectral implications of anticoagulant addition for time since deposition (TSD) estimation methods, particularly of larger volume bovine blood pools. We characterized the differences in spectral profiles of blood pools with and without a citrate-based anticoagulant (ACD-A) using visible absorbance, attenuated total reflection-Fourier transform infrared (ATR-FTIR), and X-ray photoelectron (XPS) spectroscopies. Across all methods, notable spectral differences were observed, namely the red-shift in the Soret peak maxima (visible), delayed increase in the 1532 cm<sup>−1</sup> peak (ATR-FTIR), and increased accessibility of iron (XPS) in pools treated with ACD-A. Principal component analysis (PCA) and partial least squares discriminant analysis (PLS-DA) were used to assess the variation in the visible absorbance and ATR-FTIR spectra over time. The blood pools differed most significantly in the first week following deposition due to the addition of water in the anticoagulant, slowed desiccation, and lack of clotting in the treated blood pools. At timepoints exceeding 1 week following deposition, the spectral profiles of the pools regained similarity. In summary, the inclusion of anticoagulants is an important consideration during experimental design and TSD estimation method development.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 5","pages":"1733-1745"},"PeriodicalIF":1.8,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/1556-4029.70088","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144103274","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparison of culture-dependent and -independent methods for effective post-mortem microbial analysis in forensics 培养依赖和独立的方法在法医有效的死后微生物分析的比较。
IF 1.8 4区 医学
Journal of forensic sciences Pub Date : 2025-05-19 DOI: 10.1111/1556-4029.70082
Eun-Mi Hwang MS, Yoonjung Cho PhD, Min Ho Lee PhD, Kyu-Sik Jeong PhD, Hyeon-Jin Bae MS, Seong Yeon Yoo PhD
{"title":"Comparison of culture-dependent and -independent methods for effective post-mortem microbial analysis in forensics","authors":"Eun-Mi Hwang MS,&nbsp;Yoonjung Cho PhD,&nbsp;Min Ho Lee PhD,&nbsp;Kyu-Sik Jeong PhD,&nbsp;Hyeon-Jin Bae MS,&nbsp;Seong Yeon Yoo PhD","doi":"10.1111/1556-4029.70082","DOIUrl":"10.1111/1556-4029.70082","url":null,"abstract":"<p>The aim of this study was to compare culture-dependent and -independent methods in microbial community analysis with a focus on post-mortem microbiomes, particularly in forensic contexts. By utilizing full-length 16S rRNA gene sequencing and propidium monoazide (PMA) treatment, we identified a broader range of microorganisms than that identified using the traditional culture-dependent method. The inclusion of long-read sequencing further enhanced species resolution, addressing limitations associated with short-read sequencing of the V3–V4 region. PMA-treated samples exhibited a higher microbial diversity, indicating the advantages of culture-independent approaches in forensic microbial analysis. Moreover, beta-diversity analysis demonstrated slight differences in microbial composition before and after PMA treatment, but the overall community structure remained similar. Our approach revealed a distinct shift in microbial communities when comparing culture-dependent and -independent methods, with culture-independent approaches yielding richer microbial diversity. These findings emphasize the necessity of culture-independent methods and the use of PMA in forensic microbiology for more accurate microbial profiling and improved forensic applications. The study underscores the value of combining these methodologies to better understand microbial dynamics in post-mortem samples, advancing forensic science.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 5","pages":"1997-2005"},"PeriodicalIF":1.8,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144096111","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An analysis of firearm legality and lethality in 625 U.S.-based mass murders involving firearms 对美国625起涉及枪支的大规模谋杀案中枪支合法性和杀伤力的分析。
IF 1.5 4区 医学
Journal of forensic sciences Pub Date : 2025-05-19 DOI: 10.1111/1556-4029.70078
Russell T. Rogers MA, Hannah Hesson BA, Sloan E. Bergstresser BS, Paul S. Appelbaum MD, Gary Brucato PhD, Ragy R. Girgis MD
{"title":"An analysis of firearm legality and lethality in 625 U.S.-based mass murders involving firearms","authors":"Russell T. Rogers MA,&nbsp;Hannah Hesson BA,&nbsp;Sloan E. Bergstresser BS,&nbsp;Paul S. Appelbaum MD,&nbsp;Gary Brucato PhD,&nbsp;Ragy R. Girgis MD","doi":"10.1111/1556-4029.70078","DOIUrl":"10.1111/1556-4029.70078","url":null,"abstract":"<p>Understanding the relationship between firearm regulations and the lethality of mass murder involving firearms has implications for prevention efforts. We examined 625 incidents of mass murder involving firearms that occurred in the United States between 1900 and 2023. The stringency of regulatory practices was based on the 2010 rankings provided by the Giffords Law Center to Prevent Gun Violence. We identified a significant difference in fatalities when examining events in which firearms with only semi-/fully automatic, only non-automatic, or both firing methods were used (<i>p</i> = 0.019), primarily driven by high-fatality rates associated with events in which both types of weapons were used. In high-regulation states, there were significantly fewer events per capita (<i>M</i> = 0.070, SD = 0.044) relative to low-regulation states (<i>M</i> = 0.118, SD = 0.059, <i>p</i> = 0.002). Most events involved firearms that were exclusively acquired legally (64%). The legal status of firearms used in mass murders was significantly associated with fatalities. This was found to be driven primarily by fatalities associated with events in which all firearms were legally acquired being higher than those associated with events in which at least one firearm was illegally acquired. Per capita event and fatality rates of mass murder involving firearms were significantly higher after the Federal Assault Weapons Ban expired. These data support a relationship between firearm regulation and the incidence of mass murder involving firearms, perhaps implying that effective prevention can at least partially be a top-down process.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 4","pages":"1424-1432"},"PeriodicalIF":1.5,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144096108","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development and validation of a combined selected ion monitoring-scan GC-EI-MS method for nitazene analogs 选择离子监测-扫描相结合的GC-EI-MS方法的开发和验证。
IF 1.8 4区 医学
Journal of forensic sciences Pub Date : 2025-05-19 DOI: 10.1111/1556-4029.70084
Claire Phelps MS, Emma K. Hardwick BA, Alleigh N. Couch BS, J. Tyler Davidson PhD
{"title":"Development and validation of a combined selected ion monitoring-scan GC-EI-MS method for nitazene analogs","authors":"Claire Phelps MS,&nbsp;Emma K. Hardwick BA,&nbsp;Alleigh N. Couch BS,&nbsp;J. Tyler Davidson PhD","doi":"10.1111/1556-4029.70084","DOIUrl":"10.1111/1556-4029.70084","url":null,"abstract":"<p>Novel synthetic opioids (NSOs) emerged during the third wave of the opioid epidemic, which has resulted in countless overdose deaths. Although fentanyl and fentanyl analogs are the most common NSOs, changing legislation in China and the United States led to the emergence of another class of NSOs, known as nitazene analogs. Nitazene analogs are very potent, and given their increasing prevalence in seized drug casework, it is imperative that seized drug laboratories have sufficient methods to identify nitazene analogs. This study developed a combined selected ion monitoring (SIM)-scan method to identify 20 nitazene analogs using gas chromatography-electron ionization-mass spectrometry (GC-EI-MS). The method was evaluated in terms of the limit of detection (LOD), carryover, selectivity, repeatability, reproducibility, and processed sample stability. The LOD for the targeted nitazene analogs ranged from 5 to 10 ppm due to increased sensitivity through SIM acquisition. No carryover was observed, and all nitazene analogs could be differentiated from other analogs and common interferences. The repeatability and reproducibility of the method were demonstrated qualitatively. All nitazene analogs were stable at room temperature for at least 24 hours. When applied to the analysis of blind simulant samples, 33 out of 35 samples were correctly identified, with the two misidentifications being due to ion ratios outside of tolerance. Likewise, two authentic nitazene analog casework samples were also correctly identified. The validated SIM-scan method provides a potential solution to identify low concentration nitazene analogs in seized drug casework that might otherwise be missed using routine GC–MS full scan acquisition.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 5","pages":"1949-1962"},"PeriodicalIF":1.8,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144103118","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Measuring factors associated with identification thresholds in fingerprint analysts 在指纹分析中测量与识别阈值相关的因素。
IF 1.8 4区 医学
Journal of forensic sciences Pub Date : 2025-05-19 DOI: 10.1111/1556-4029.70085
Nada Aggadi BA, Meredith Coon MS, Thomas Busey PhD
{"title":"Measuring factors associated with identification thresholds in fingerprint analysts","authors":"Nada Aggadi BA,&nbsp;Meredith Coon MS,&nbsp;Thomas Busey PhD","doi":"10.1111/1556-4029.70085","DOIUrl":"10.1111/1556-4029.70085","url":null,"abstract":"<p>The goal of this research is to measure and identify factors associated with identification thresholds in fingerprint analysts. Conclusions reached in friction ridge comparisons require the application of individual thresholds. While previous studies have investigated the mechanisms behind value determinations, or on the perceived stress reported by forensic examiners, only a few have focused on the influence of personality traits and environmental factors on identification thresholds. This study measures how individual traits and workplace policies may shape these thresholds. Participants were presented with latent prints and tasked with making value determinations before conducting a latent print comparison. Post-trial, participants responded to a series of survey inquiries focusing on their personalities and interactions within the work environment. Our results demonstrate a significant positive correlation between Need for Closure score and the number of Identification decisions, as well as a significant positive correlation between Stress levels and the number of Identification decisions.</p>","PeriodicalId":15743,"journal":{"name":"Journal of forensic sciences","volume":"70 5","pages":"1853-1865"},"PeriodicalIF":1.8,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/1556-4029.70085","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144096290","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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