Kaplan Meier Survival plot Survival time analysis Log Rank test скачать в хорошем качестве

Kaplan Meier Survival plot Survival time analysis Log Rank test

Survival analysis Time-to-event analysis Analyse the duration of time until event occurs Survival times Duration times. Events: Death Cured from disease Finding job Bankrupt Getting disease Censoring Incomplete data Study follow-up ends Drop out of study Emigration Survival data Two variable Time variable From beginning of study to death or end of study Event variable 1=failed/event 0=censored Survival analysis variables Follow up time Years Months Weeks/days Outcome Death Independent variables Age Sex Drug Kaplan-Meier survival curve Non-parametric method Kaplan Meier method estimates cumulative probability (%) for event at time point Estimates are presented by constructing a Kaplan Meier plot Graph representation of survival rate X-axis the time Y-axis probability Determine median Log rank test Compare survival curves Non-parametric test H0: Survival time between two groups are similar HA: Survival time between two groups are different