Video Experimental Relacionado
Updated: Jul 18, 2026

Implementation of a Real-Time Psychosis Risk Detection and Alerting System Based on Electronic Health Records using CogStack
Published on: May 15, 2020
Información transparente de un modelo de predicción multivariable para el pronóstico o diagnóstico individual
Gary S Collins1, Johannes B Reitsma2, Douglas G Altman2
1From Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, Botnar Research Centre, University of Oxford, Oxford, United Kingdom, and Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands. The current affiliation for Drs Collins and Altman is the Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, Botnar Research Centre, University of Oxford, Oxford OX3 7LD, United Kingdom. The current affiliation for Drs Reitsma and Moons is the Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, PO Box 85500, 3508 GA Utrecht, the Netherlands. gary.collins@csm.ox.ac.uk.
El informe transparente de un modelo de predicción multivariable para el pronóstico o diagnóstico individual (TRIPOD) proporciona recomendaciones esenciales para el informe de estudios de modelos de predicción. El cumplimiento de las directrices de TRIPOD mejora la transparencia y la evaluación de estas herramientas vitales de atención médica.
Área de la Ciencia:
- La informática médica es la informática médica.
- La bioestadística es la bioestadística.
- Epidemiología Clínica Epidemiología clínica.
Sus antecedentes:
- Los modelos de predicción son cruciales para la toma de decisiones en el cuidado de la salud, ayudando en el diagnóstico de las condiciones y el pronóstico de eventos futuros.
- La mala calidad de los informes en los estudios de modelos de predicción dificulta la evaluación de su confiabilidad y utilidad clínica.
- Es necesaria una mayor transparencia para evaluar el riesgo de sesgo y la utilidad potencial de los modelos de diagnóstico y pronóstico.
Videos de Conceptos Relacionados
Regression Toward the Mean
Testing a Claim about Population Proportion
There are two methods of testing a claim about a population proportion: (1) Using the sample proportion from the data where a binomial distribution is approximated to the normal distribution and (2) Using the binomial probabilities calculated from the data.
The first method uses normal distribution as an approximation to the binomial distribution. The requirements are as follows: sample size is large...
Prediction Intervals
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
The...
Multiple Regression
Farmers can use multiple regression to determine the crop yield based on more than one factor, such as water availability, fertilizer, soil properties, etc. Here, the crop yield is the response or dependent variable as it depends on the other independent variables. The analysis requires the construction of a scatter plot...
Cancer Survival Analysis
Statistical Software for Data Analysis and Clinical Trials
