CDA: Survival Analysis

Five-year survival is lowest for the following cancers EXCEPT cancer of _____.

• brain

• liver

• lung

• prostate

Which of the following is NOT TRUE about Survival Analysis?

• it models time to event

• it has binary outcome

• it is similar to time series analysis

• it is also known as failure-time analysis/event-history analysis

Complete survival time may not be available since some units may not experience the event at the the end; hence, in survival analysis, _____ must be done.

• reducing

• censoring

• extracting

• inflating

If the probability of survival at times 1 and 2 is 0.80 and 0.67, the product limit estimate of survival between intervals 1 and 2 is equal to _____.

• 1.0

• 0.80

• 0.67

• 0.54

Considering the results of Proportional Hazards Regression, which of the following is TRUE about the estimated coefficient sex (Female)?

• Females have 0.5310 times the hazard of dying in comparison to males

• Males have 0.588 times the hazard of dying in comparison to females

• Females have significantly better survival in comparisons to males

What is your score?

• 0

• 1-2

• 3-4

• 5