In an Accelerated Failure Time (AFT) model, the Weibull distribution is often used to directly model the survival time rather than the hazard function. The AFT model assumes that the log ...

The weibull package comes with built-in methods to easily ... We can also examine a number of other common function plots (only the hazard plot is shown, but the others are along the same line): ...

A two-parameter Weibull model for this time was used to assess whether there was a trend with age in the risk of cardiovascular events, treating non-cardiovascular death as a competing risk.

Daniel Madrzykowski and Nathaniel Sauer provide the details of the Fire Safety Research Institute's testing that shed more ...

Executive function describes a set of cognitive processes and mental skills that help an individual plan, monitor, and successfully execute their goals. The “executive functions,” as they’re ...

Black ice is a hidden hazard that requires vigilance and careful driving. By understanding where and when it forms, recognizing its appearance, and knowing how to drive safely on it, drivers can ...

Watch as Plymouth Argyle goalkeeper Conor Hazard pulls off a "brilliant" last-minute save to deny Liverpool forward Darwin Nunez and send the Pilgrims through to the fifth round of the FA Cup.

Tumor mutation burden (TMB) is a recognized stratification biomarker for immunotherapy. Nevertheless, the general TMB-high threshold is unstandardized due to severe clinical controversies, with the ...

the risk score is computed as a function of the weighted sum of these variables, where the weights are the regression coefficients from the multiple regression model (log odds ratios (ORs) for ...

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