Every subject in a survival study either dies or is censored. Enter “0” into the rows where the subject was censored at that time.

Enter “1” into the Y column for rows where the subject died (or the event occurred) at the time shown in the X column.

Optionally, enter row titles to identify each subject.

You have to enter duration as a number, and cannot enter dates directly. In some clinical studies, time zero spans several calendar years as patients are enrolled. Time zero does not have to be some specified calendar date rather it is defined to be the date that each subject entered the study so may be a different calendar date for different subjects. Use any convenient unit, such as days or months.

Enter time until censoring or death (or whatever event you are tracking) in the X column.

If you aren't ready to enter your own data yet, choose to use sample data, and choose one of the sample data sets.Įnter each subject on a separate row in the table, following these guidelines:

Requires about 130 MB (megabytes) of space on the hard drive.From the Welcome or New Table dialog, choose the Survival tab.

Requires a display with a resolution of at least 1024 x 768 pixels.

If using macOS X 10.15, be sure to update Prism to the most recent version.

The most recent versions of Prism 8 have been updated to be compatible with macOS X 10.15 (Catalina).

If you use 10.8, we urge you to update MacOS.

If you use macOS 10.8, Prism will launch and seems to run OK, but we haven’t tested Prism thoroughly under this version of macOS and can’t provide much support. Runs under macOS X 10.9 (Mavericks) or later.

Must connect to the internet to verify the license when it is first activated and also at at least once every 30 days (or every 20 launches, whichever comes sooner).Requires about 100 MB (megabytes) of space on the hard drive.So the lowest standard display resolution for Prism is 800 x 600. Requires a display resolution of at least 800 x 540 pixels.The installer will detect your version of Windows and install the 32- or 64-bit version of Prism accordingly. Runs under either the 32- or 64-bit versions of Windows Vista, 7, 8 or 10.

Graphpad prism 8