Inadequate Lymph Node Yield: An Inadequate Indication for Adjuvant Chemotherapy in Stage II Colon Cancer by Alan Zambeli-Ljepović, MD, MHS, Daniel Hoffman, MD, Katherine E. Barnes, BS, Fernanda Romero-Hernandez, MD, Amir Ashraf Ganjouei, MD, MPH, Mohamed A. Adam, MD, Ankit Sarin, MD, MHA

“…We used Cox proportional hazards models to assess overall survival and restricted cubic splines to estimate the optimal LNY threshold to dichotomize patients based on overall survival. Results:. …”
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Revisiting Hemicraniectomy: Late Decompressive Hemicraniectomy for Malignant Middle Cerebral Artery Stroke and the Role of Infarct Growth Rate by Saadat Kamran, Naveed Akhtar, Abdul Salam, Ayman Alboudi, Kainat Kamran, Arsalan Ahmed, Rabia A. Khan, Mohsin K. Mirza, Jihad Inshasi, Ashfaq Shuaib

“…Retrospective, multicenter, cross-sectional study to measure outcome following DHC under 48 or over 48 hours using the modified Rankin scale [mRS] and dichotomized as favorable ≤4 or unfavorable >4 at three months. …”
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Prognostic Utility of Prechemoradiotherapy Albumin-to-Alkaline Phosphatase Ratio in Unresectable Locally Advanced Pancreatic Carcinoma Patients by Veysel Haksoyler, Erkan Topkan

“…The ideal common AAPR cutoff was identified at the rounded 0.46 (area under the curve: 72.3%; sensitivity: 71.2%; specificity: 70.3%) point that dichotomized the patients into two groups: low AAPR (L-AAPR; N=71) and high AAPR (H-AAPR; N=65) groups, respectively. …”
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Late-onset first epileptic seizure and cerebral small vessel disease: role of juxtacortical white matter lesions by Adrian Nasca, Adrian Nasca, Leo Sokolovič, Leo Sokolovič, Oliver Koprda, Patrick Haage, Patrick Haage, Thorsten Schmidt, Juraj Kukolja, Juraj Kukolja

“…WML segmentation was performed on FLAIR images using the SPM based automated lesion prediction algorithm of the LST toolbox and careful manual adjustment. Further, a dichotomization of WML was achieved by use of the BIANCA masking function. …”
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Prepregnancy Depression and Breastfeeding Duration: A Look at Maternal Age by Jordyn T. Wallenborn, Anny-Claude Joseph, Whitney C. Graves, Saba W. Masho

“…Prepregnancy depression was dichotomized while breastfeeding duration was categorized as never breastfed, breastfed 8 weeks or less, and breastfed more than 8 weeks. …”
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Students’ perspective on new teaching concepts for medical studies: case- and competency-based learning in radiology by Max Masthoff, Friedrich Pawelka, Gisela Zak, Bas de Leng, Dogus Darici, Philipp Schindler, Walter Heindel, Anne Helfen

“…Responses were recorded on a 1–10 scale (no agreement to strong agreement) or dichotomously (yes/no). The new course format was compared with a cohort of students who had previously (May 2022–June 2023) attended traditional lectures (n = 169) and/or seminars (n = 234). …”
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Incisor Molar Hypomineralization and Quality of Life: A Population-Based Study with Brazilian Schoolchildren by Liege Helena Freitas Fernandes, Isla Camila C. Laureano, Lunna Farias, Natália M. Andrade, Franklin Delano Soares Forte, Catarina Ribeiro Barros Alencar, Alessandro Leite Cavalcanti

“…Cluster analysis was carried out to dichotomize the negative impact into greater and lesser impact. …”
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A systematic scoping review of latent class analysis applied to accelerometry-assessed physical activity and sedentary behavior. by Michael Kebede, Annie Green Howard, Yumeng Ren, Blake Anuskiewicz, Chongzhi Di, Melissa A Troester, Kelly R Evenson

“…The accelerometer-based variables in the LCA model included measures by day of the week (38%), weekday vs. weekend (13%), weekly average (13%), dichotomized minutes/day (13%), sex specific z-scores (13%), and hour-by-hour (13%). …”
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The preoperative neutrophil‐to‐lymphocyte ratio is not a marker of prostate cancer characteristics but is an independent predictor of biochemical recurrence in patients receiving r... by Zhi Cao, Jin Ji, Chao Zhang, Fubo Wang, Huan Xu, Yongwei Yu, Yinghao Sun

“…No significant differences in the NLR distributions among clinicopathological variables were observed (P > 0.05) when the original NLR data were utilized. When we dichotomized the NLR value into the high‐NLR group (NLR ≥ 2) and low‐NLR group (NLR < 2), we found that the patients in the high‐NLR group had more prostate capsule invasion (P = 0.047). …”
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Incidence and factors associated with postoperative headache among adult elective surgical patients at the university of gondar comprehensive specialized hospital, northwest Ethiop... by Sitotaw Tesfa Zegeye, Habtu Adane Aytolign, Zemenay Ayinie Mekonnen, Seid Adem Ahmed

“…Postoperative headache was assessed with patient interview and the response was dichotomized as present or absent. Data was collected through chart review and patient interviews using a questionnaire. …”
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Utilizing Hip Abduction Strength to Body-Weight Ratios in Return to Sport Decision-Making After ACL Reconstruction by Steven Higbie, Jacquelyn Kleihege, Brian Duncan, Walter R. Lowe, Lane Bailey

“…Isometric hip abduction strength was obtained using a handheld dynamometer. Groups were dichotomized into those with low vs high strength to BW ratios. …”
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Predicting the Degree of Coronary Artery Stenosis Through Retinal Vascular Characteristics and Minimal Clinical Information by Zhang G, Ding Y, Ma T, Zhou S, Wang B, Chang X, Zeng Y

“…The area under the curve (AUC) for logistic regression modeling with the Gensini Score binarized (dichotomized into two categories based on a cutoff of 4 points) as the dependent variable and fundus vascular characteristics as the independent variable was 0.59 ± 0.05 (95% CI). …”
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Long-term drought and risk of infant mortality in Africa: A cross-sectional study. by Pin Wang, Tormod Rogne, Joshua L Warren, Ernest O Asare, Robert A Akum, N'datchoh E Toure, Joseph S Ross, Kai Chen

“…We measured drought by the standardized precipitation evapotranspiration index at a timescale of 24 months and a spatial resolution of 10 × 10 km, which was further dichotomized into mild and severe drought. The association between drought exposure and infant mortality risk was estimated using Cox regression models allowing time-dependent covariates. …”
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An exploratory analysis of differences in serum protein expression by sex in patients with systemic sclerosis associated interstitial lung disease by Giuliana Cerro-Chiang, Matthew Ayres, Alejandro Rivas, Sarah J. Parker, Mitra Mastali, Peter Chen, Jennifer E. Van Eyk, Paul J. Wolters, Francesco Boin, Tanzira Zaman

“…For proteins that were dichotomized, chi-squared testing was used. Multivariable regression models adjusting for meaningful clinical variables were also performed. …”
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Development and Validation of a Novel Classification System and Prognostic Model for Open Traumatic Brain Injury: A Multicenter Retrospective Study by Yuhui Chen, Li Chen, Liang Xian, Haibing Liu, Jiaxing Wang, Shaohuai Xia, Liangfeng Wei, Xuewei Xia, Shousen Wang

“…Prognosis was assessed through a dichotomized Glasgow Outcome Scale (GOS). A novel OTBI classification was proposed, categorizing patients based on a combination of intracranial hematoma and midline shift observed on imaging, and logistic regression analyses were performed to identify risk factors associated with poor prognosis and to investigate the association between the novel OTBI classification and prognosis. …”
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Prolonged ICU Stay in Severe and Critically-Ill COVID-19 Patients Who Received Convalescent Plasma Therapy by Bambang Pujo Semedi, Nadya Noor Ramadhania, Betty Agustina Tambunan, Siprianus Ugroseno Yudho Bintoro, Soedarsono Soedarsono, Cita Rosita Sigit Prakoeswa

“…Data of all severe and critically-ill patients in our COVID-19 ICU was collected retrospectively between May and November 2020. We dichotomized the variables and compared outcome data of 48 patients, who received convalescent plasma to 131 patients, receiving standard of care. …”
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Infarct Growth in Patients with Emergent Large Vessel Occlusion Stroke Transferred for Endovascular Thrombectomy by Xiangjun Xu, Yujuan Zhu, Yapeng Guo, Hao Wang, Junfeng Xu, Ke Yang, Liang Ge, Yi Sun, Xianhui Ding, Qian Yang, Chuyuan Ni, Xianjun Huang

“…In the primary analysis, the study population was dichotomized into absolute slow progressors and absolute fast progressors using the median absolute rate of ASPECTS decay. …”
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Dose-response associations of device-measured sleep regularity and duration with incident dementia in 82391 UK adults by Wenxin Bian, Raaj K. Biswas, Matthew N. Ahmadi, Yu Sun Bin, Svetlana Postnova, Andrew J. K. Phillips, Nicholas A. Koemel, Jean-Philippe Chaput, Shantha M. W. Rajaratnam, Peter A. Cistulli, Emmanuel Stamatakis

“…Sleep regularity was negatively associated with dementia risk in a near-linear fashion (linear p = 0.01, non-linear p = 0.57). When we dichotomized sleep regularity, those in the higher sleep regularity group (SRI ≥ 70) had an HR of 0.74 (95%CI 0.63, 0.87) compared to those with lower sleep regularity (SRI < 70). …”
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Diabetes distress among immigrants of south Asian descent living in New York City: baseline results from the DREAM randomized control trial by Farhan Mohsin, Laura Wyatt, Hayley Belli, Shahmir Ali, Deborah Onakomaiya, Supriya Misra, Yousra Yusuf, Shinu Mammen, Jennifer Zanowiak, Sarah Hussain, Haroon Zafar, Sahnah Lim, Nadia Islam, Naheed Ahmed

“…Logistic regression models examined associations between HbA1c, mental health, and other covariates with dichotomized DD subscales. Results Overall, 414 participants completed the DDS at baseline (median age = 55.2 years; SD = 9.8). …”
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Functionally important respiratory symptoms and continued cigarette use versus e-cigarette switching: population assessment of tobacco and health study waves 2-6Research in context by James D. Sargent, Kristin Lauten, Kathryn C. Edwards, Susanne E. Tanski, Todd A. MacKenzie, Laura M. Paulin, Mary F. Brunette, Maciej L. Goniewicz, Amanda Malasky, Debra Stark, Fernando B. de Moura, Holly Griffin, Kimberly H. Nguyen, Eric Backlund, Heather L. Kimmel, John H. Kingsbury, Jenny E. Ozga, K Michael Cummings, Andrew Hyland

“…A 9-point wheezing/nighttime cough index was dichotomized based on index scores of ≥2 or ≥3, previously associated with poorer functional health. …”
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