Results 11 to 20 of about 465,609 (241)

Survival Analysis of Infiltrating Ductal Breast Cancer Patients with Cure Rate Regression Model- A Retrospective Cohort Study from a Tertiary Care Hospital in Central Kerala [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2022
Introduction: Breast cancer is a leading cause of morbidity among women all around the world. Monitoring the survival pattern and identifying the prognostic factors on survival are always great concerns in cancer researches. Cure rate regression model is
Rejani Parassery Parameswaran   +4 more
doaj   +1 more source

The Association between Herpes Zoster and Increased Cancer Risk: A Nationwide Population-Based Matched Control Study

open access: yesCurrent Oncology, 2021
Background: Herpes zoster (HZ) is strongly associated with decreased immune function, a factor of cancer development. Previous studies suggested inconsistent results regarding the association between HZ and increased cancer risk.
Ji-Hoon Sim   +6 more
doaj   +1 more source

The Hazards of Period Specific and Weighted Hazard Ratios

open access: yesStatistics in Biopharmaceutical Research, 2020
How to adequately handle nonproportional hazards (NPH) in clinical trials is an important and timely question, particularly given recent advances in immuno-oncology treatments, in which survival cu...
Jonathan W. Bartlett   +5 more
openaire   +4 more sources

Right ventricular free-wall longitudinal speckle tracking strain as a prognostic criterion of adverse outcomes in patients with pulmonary hypertension: a systematic review and meta-analysis

open access: yesРоссийский кардиологический журнал, 2021
The absence of consensus regarding the reference values of right ventricular free wall longitudinal strain (RVFWLS) and its predictive value prompted us to conduct a systematic review and meta-analysis of publications on the predictive role of this ...
E. Z. Golukhova   +6 more
doaj   +1 more source

MYOCARDIAL INFARCTION AND STROKE: 16-YEAR RISK AND STRESS AT WORK IN OPEN POPULATION OF 25–64-YEAR-OLD WOMEN IN RUSSIA/SIBERIA (WHO MONICA–PSYCHOSOCIAL PROGRAM)

open access: yesРоссийский кардиологический журнал, 2016
Aim. To determine the effects of stress at workplace on the risks (HR: hazard ratio) of development of myocardial infarction and stroke in open population of 25-64-yearold women in Russia/Siberia (Novosibirsk).Material and methods.
V. Gafarov   +4 more
doaj   +1 more source

Hazard Ratio in Clinical Trials [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 2004
Time-to-event curves analyzed by Cox proportional hazards regression are commonly used to describe the outcome of drug studies. This methodology has the advantage of using all available information, including patients who fail to complete the trial, such as in cancer chemotherapy or human immunodeficiency virus antiviral treatment studies.
Spotswood L, Spruance   +3 more
openaire   +2 more sources

What’s the Risk: Differentiating Risk Ratios, Odds Ratios, and Hazard Ratios? [PDF]

open access: yesCureus, 2020
Risk ratios, odds ratios, and hazard ratios are three common, but often misused, statistical measures in clinical research. In this paper, the authors dissect what each of these terms define, and provide examples from the medical literature to illustrate each of these statistical measures.
George, Andrew   +2 more
openaire   +2 more sources

Survival analysis: Part I — analysis of time-to-event [PDF]

open access: yesKorean Journal of Anesthesiology, 2018
Length of time is a variable often encountered during data analysis. Survival analysis provides simple, intuitive results concerning time-to-event for events of interest, which are not confined to death.
Junyong In, Dong Kyu Lee
doaj   +1 more source

Biological control of lettuce drop and host plant colonization by rhizospheric and endophytic streptomycetes

open access: yesFrontiers in Microbiology, 2016
Lettuce drop, caused by the soil borne pathogen Sclerotinia sclerotiorum, is one of the most common and serious diseases of lettuce worldwide. Increased concerns about the side effects of chemical pesticides have resulted in greater interest in ...
Xiaoyulong eChen   +7 more
doaj   +1 more source

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