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Related Concept Videos

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast, controlled...
Relative Risk01:12

Relative Risk

Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
Hazard Rate01:11

Hazard Rate

The hazard rate, also known as the hazard function or failure rate, is a statistical measure used to describe the instantaneous rate at which an event occurs, given that the event has not yet happened. From a probabilistic perspective, it represents the likelihood that a subject will experience the event in a very small time interval, conditional on surviving up to the beginning of that interval. In terms of frequency, the hazard rate can be viewed as the ratio of the number of events to the...
Actuarial Approach01:20

Actuarial Approach

The actuarial approach, a statistical method originally developed for life insurance risk assessment, is widely used to calculate survival rates in clinical and population studies. This method accounts for participants lost to follow-up or those who die from causes unrelated to the study, ensuring a more accurate representation of survival probabilities.
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Odds Ratio01:09

Odds Ratio

The odds ratio (OR) is a statistical measure used extensively in epidemiology and research to quantify the strength of association between exposure and outcome across different groups. Unlike relative risk, which compares the probabilities of an event occurring, the odds ratio compares the odds of an event occurring in the exposed group to the odds of it occurring in the unexposed group. The odds, in this context, are calculated as the probability of the event happening divided by the...
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Hazard Ratio

The hazard ratio (HR) is a widely used measure in clinical trials to compare the risk of events, such as death or disease recurrence, between two groups over time. It reflects the ratio of hazard rates—the instantaneous risk of the event occurring—between a treatment group and a control group. This measure provides valuable insights into the relative effectiveness of a treatment by assessing how the risk of an event differs between the two groups.
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Related Experiment Video

Updated: May 26, 2026

An R-Based Landscape Validation of a Competing Risk Model
05:37

An R-Based Landscape Validation of a Competing Risk Model

Published on: September 16, 2022

Calculating risk.

Catharine Sadler

    Nursing Standard (Royal College of Nursing (Great Britain) : 1987)
    |December 15, 2011
    PubMed
    Summary

    A new risk prediction model estimates a patient's five-year risk of venous thromboembolism (VTE). Community nurses can use this tool to educate patients about their VTE risk and prevention strategies.

    Area of Science:

    • Medical Science
    • Clinical Prediction
    • Public Health

    Background:

    • Venous thromboembolism (VTE) is a significant health concern.
    • Accurate risk assessment is crucial for VTE prevention.
    • Patient education empowers individuals to manage their health risks.

    Purpose of the Study:

    • To develop and introduce a novel risk prediction model for venous thromboembolism (VTE).
    • To provide a tool for assessing absolute VTE risk over a five-year period.
    • To facilitate patient education by community nurses regarding VTE risk.

    Main Methods:

    • Development of a risk prediction model utilizing relevant patient data.
    • Validation of the model's accuracy in predicting VTE.
    • Integration of the model into community nursing practice for patient education.

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    Last Updated: May 26, 2026

    An R-Based Landscape Validation of a Competing Risk Model
    05:37

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    Published on: September 16, 2022

    Establishing a Competing Risk Regression Nomogram Model for Survival Data
    04:57

    Establishing a Competing Risk Regression Nomogram Model for Survival Data

    Published on: October 23, 2020

    Main Results:

    • A functional risk prediction model for VTE has been successfully developed.
    • The model assesses absolute VTE risk up to five years in the future.
    • The model is intended for use by community nurses.

    Conclusions:

    • The developed risk prediction model offers a valuable tool for VTE risk assessment.
    • Community nurses are encouraged to adopt this model for patient education.
    • Enhanced patient understanding of VTE risk can lead to improved preventative behaviors.