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  2. Survival analysis - Wikipedia

    en.wikipedia.org/wiki/Survival_analysis

    This example of a survival tree analysis uses the R package "rpart". [8] The example is based on 146 stage C prostate cancer patients in the data set stagec in rpart. Rpart and the stagec example are described in Atkinson and Therneau (1997), [9] which is also distributed as a vignette of the rpart package. [8] The variables in stages are:

  3. Kaplan–Meier estimator - Wikipedia

    en.wikipedia.org/wiki/KaplanMeier_estimator

    An example of a KaplanMeier plot for two conditions associated with patient survival. The KaplanMeier estimator, [1] [2] also known as the product limit estimator, is a non-parametric statistic used to estimate the survival function from lifetime data. In medical research, it is often used to measure the fraction of patients living for a ...

  4. Survival function - Wikipedia

    en.wikipedia.org/wiki/Survival_function

    The graphs below show examples of hypothetical survival functions. The x-axis is time. The y-axis is the proportion of subjects surviving. The graphs show the probability that a subject will survive beyond time t. Four survival functions. For example, for survival function 1, the probability of surviving longer than t = 2 months is 0.37. That ...

  5. Hazard ratio - Wikipedia

    en.wikipedia.org/wiki/Hazard_ratio

    The curve represents the odds of an endpoint having occurred at each point in time (the hazard). The hazard ratio is simply the relationship between the instantaneous hazards in the two groups and represents, in a single number, the magnitude of distance between the KaplanMeier plots. [7] Hazard ratios do not reflect a time unit of the study.

  6. Neighbor saw pickup truck used by New Orleans terrorist ... - AOL

    www.aol.com/neighbor-saw-pickup-truck-used...

    The woman, who identified herself as Shay, told The Post she saw the truck on Tuesday and her surveillance footage shows the vehicle's lights turn on at around 12:25 a.m. on New Year's Day.

  7. NFL Week 18 contract incentives: Mike Evans earns $3 ... - AOL

    www.aol.com/sports/nfl-week-18-contract...

    A number of big names were playing for big contract incentives in Week 18. Here's who hit their numbers. All information via Spotrac and ESPN. WR Mike Evans, Tampa Bay Buccaneers

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