Final answer:
The Full and Screening versions of the C-SSRS have different time frames for ideation, including Lifetime/Recent and Since Last Time Visit.
Step-by-step explanation:
The question is asking about the different time frames used in the Full and Screening versions of the C-SSRS for ideation.
In the Full version, the time frames include Lifetime/Recent and Since Last Time Visit. Lifetime refers to ideation that has occurred at any point in a person's life, while Recent refers to ideation that has occurred in the past month. Since Last Time Visit refers to ideation that has occurred since the last visit with a healthcare professional.
In the Screening version, the time frames include Lifetime/Recent and Since Last Time Visit. In this case, Lifetime refers to ideation that has occurred at any point in a person's life, while Recent refers to ideation that has occurred in the past month. Since Last Time Visit refers to ideation that has occurred since the last visit with a healthcare professional.