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Showing 1-20 of 9,086 results
  1. Cross-sectional analysis characterizing the use of rank preserving structural failure time in oncology studies: changes to hazard ratio and frequency of inappropriate use

    Background

    Rank preserving structural failure time (RPSFT) is a statistical method to correct or adjust for crossover in clinical trials, by...

    Vinay Prasad, Myung Sun Kim, Alyson Haslam in Trials
    Article Open access 03 June 2023
  2. An Investigation into the Relationship Between Choice of Model Structure and How to Adjust for Subsequent Therapies Using a Case Study in Oncology

    Background

    A common challenge in health technology assessments (HTAs) of cancer treatments is how subsequent therapy use within the trial follow-up...

    Holly L. Cranmer, Gemma E. Shields, Ash Bullement in Applied Health Economics and Health Policy
    Article 27 February 2023
  3. Fall history in older adults impacts acceleration profiles after a near collision with a moving pedestrian hazard

    Background

    Environmental hazards (e.g., pedestrian traffic) cause falls and testing environment impacts gait in older adults. However, most fall risk...

    Lisa A. Zukowski, Sarah A. Brinkerhoff, ... Prudence Plummer in Aging Clinical and Experimental Research
    Article 27 January 2023
  4. Is waist-calf circumference ratio associated with frailty in older adults? Findings from a cohort study

    Background

    The waist-calf circumference ratio (WCR) has been suggested as a potential indicator of visceral adiposity. Nevertheless, the relationship...

    Miao Dai, Quhong Song, ... Ning Ge in BMC Geriatrics
    Article Open access 15 August 2023
  5. Opioid Initiation and the Hazard of Falls or Fractures Among Older Adults with Varying Levels of Central Nervous System Depressant Burden

    Background

    Co-prescription of opioids with other central nervous system (CNS) depressants is common but the combination may increase the risk for...

    Qi Guan, Siyu Men, ... Tara Gomes in Drugs & Aging
    Article 10 August 2022
  6. Dietary sodium to potassium ratio is an independent predictor of cardiovascular events: a longitudinal follow-up study

    Background

    The current prospective cohort study aimed to explore the potential associations between dietary sodium (Na), potassium (K), and...

    Zahra Mosallanezhad, Mohammad Jalali, ... Fereidoun Azizi in BMC Public Health
    Article Open access 18 April 2023
  7. Prevalence and associated factors of teenage childbearing among Ethiopian women using semi-parametric and parametric proportional hazard and accelerated failure time models

    Background

    Teenage childbearing is a common issue for young people’s sexual and reproductive health in the world, particularly in low-income...

    Ashefet Agete, Mesfin M. Ayalew, ... Zelalem G Dessie in BMC Women's Health
    Article Open access 15 June 2024
  8. The effect of smoking on latent hazard classes of metabolic syndrome using latent class causal analysis method in the Iranian population

    Background

    The prevalence of metabolic syndrome is increasing worldwide. Clinical guidelines consider metabolic syndrome as an all or none medical...

    Farzad Khodamoradi, Maryam Nazemipour, ... Mohammad Ali Mansournia in BMC Public Health
    Article Open access 20 October 2023
  9. Association of body mass index and waist-to-height ratio with outcomes in ischemic stroke: results from the Third China National Stroke Registry

    Background and purpose

    Conflicting reports of obesity paradox have led to confusion about weight management strategies for post-stroke patients. The...

    **aolin Li, Qin Xu, ... Yong Jiang in BMC Neurology
    Article Open access 14 April 2023
  10. The prognostic value of lymph node to primary tumor standardized uptake value ratio in cancer patients: a meta-analysis

    Objective

    The lymph node to primary tumor standardized uptake value ratio (NTR) is an innovative parameter derived from positron emission...

    Wing-Keen Yap, Ken-Hao Hsu, ... Tsung-You Tsai in Annals of Nuclear Medicine
    Article 09 May 2024
  11. Trends in Burdens of Disease by Transmission Source (USA, 2005–2020) and Hazard Identification for Foods: Focus on Milkborne Disease

    Background

    Robust solutions to global, national, and regional burdens of communicable and non-communicable diseases, particularly related to diet,...

    Michele M. Stephenson, Margaret E. Coleman, Nicholas A. Azzolina in Journal of Epidemiology and Global Health
    Article Open access 28 March 2024
  12. Association between input/weight ratio and acute kidney injury in obese critical ill patients: a propensity analysis of multicenter clinical databases

    Rehydration volume may be underestimated in obese critically ill patients, which can lead to acute kidney injury (AKI). This study aimed to...

    Jiang Du, Dan Zhang, ... Ruilan Wang in Internal and Emergency Medicine
    Article 25 May 2023
  13. High neutrophil-to-lymphocyte ratio is associated with cancer therapy-related cardiovascular toxicity in high-risk cancer patients under immune checkpoint inhibitor therapy

    Background

    Cancer therapy-related cardiovascular toxicity (CTR-CVT) from immune checkpoint inhibitor (ICI) therapy is still incompletely...

    Elias Haj-Yehia, Raluca I. Mincu, ... Matthias Totzeck in Clinical Research in Cardiology
    Article Open access 13 November 2023
  14. Prognostic impact of resting full-cycle ratio and diastolic non-hyperemic pressure ratios in patients with deferred revascularization

    Background

    Non-hyperemic pressure ratios (NHPRs) like resting full-cycle ratio (RFR), diastolic pressure ratio during entire diastole (dPR[entire])...

    Marcel Halbach, Christopher Ameskamp, ... Hendrik Wienemann in Clinical Research in Cardiology
    Article Open access 05 January 2023
  15. Association between non-high-density lipoprotein to high-density lipoprotein ratio and reversion to normoglycemia in people with impaired fasting glucose: a 5-year retrospective cohort study

    Objective

    The relationship between the non-high-density lipoprotein to high-density lipoprotein ratio (non-HDL-c/HDL-c ratio) and changes in glycemic...

    Zihe Mo, Yong Han, ... Haofei Hu in Diabetology & Metabolic Syndrome
    Article Open access 17 December 2023
  16. Elevated non-HDL-C/HDL-C ratio increases the 1-year risk of recurrent stroke in older patients with non-disabling ischemic cerebrovascular events: results from the **’an Stroke Registry Study of China

    Background

    Few studies have explored the prognostic role of nontraditional lipid-related indicators in non-disabling ischemic cerebrovascular events...

    Zhongzhong Liu, Xuemei Lin, ... Songdi Wu in BMC Geriatrics
    Article Open access 05 July 2023
  17. J-shaped association of free triiodothyronine to free thyroxine ratio with 5-year mortality among patients with chronic kidney disease: a prospective cohort study

    Purpose

    To investigate the association of free triiodothyronine to free thyroxine (FT3/FT4) ratio with 5-year mortality in patients with chronic...

    Siyao Li, Mengru Zeng in International Urology and Nephrology
    Article 14 March 2023
  18. The association between creatinine to body weight ratio and the risk of progression to diabetes from pre-diabetes: a 5-year cohort study in Chinese adults

    Objective

    Evidence on the association between the creatinine to body weight (Cre/BW) ratio and the risk of pre-diabetes to diabetes development...

    Tong Li, Changchun Cao, ... Cuimei Wei in BMC Endocrine Disorders
    Article Open access 04 December 2023
  19. J-shaped relationship between stress hyperglycemia ratio and 90-day and 180-day mortality in patients with a first diagnosis of acute myocardial infarction: analysis of the MIMIC-IV database

    Aims

    The Stress Hyperglycemia Ratio (SHR) potently predicts adverse outcomes in patients with cardiovascular and cerebrovascular diseases. However,...

    Ben Hu, **nghua Chen, ... Linlin Hou in Diabetology & Metabolic Syndrome
    Article Open access 16 June 2024
  20. Association of neutrophil-lymphocyte ratio with all-cause and cardiovascular mortality in US adults with diabetes and prediabetes: a prospective cohort study

    Background

    The neutrophil-lymphocyte ratio (NLR) is a novel hematological parameter to assess systemic inflammation. Prior investigations have...

    Guangshu Chen, Li Che, ... Jianmin Ran in BMC Endocrine Disorders
    Article Open access 10 May 2024
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