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You have two SAS datasets, 'baseline' and 'followup', that are supposed to have the same structure and variable attributes. However, discrepancies are suspected. You need to compare the datasets to see if there are any differences in the attributes of the variables. Which PROC COMPARE option would you use to display only those variables that differ, without listing those that match?

Which key organization is responsible for oversight and approval of clinical trials in the United States, ensuring that they are conducted according to regulatory requirements to safeguard participant health and collect reliable data?

A pharmaceutical company is preparing submission materials for a new drug application. One of the key documents required by regulatory authorities is define.xml. Which of the following best describes the purpose of the define.xml file?

During a clinical trial data analysis, you intend to use a SAS automatic variable that contains the current date whenever the SAS code is executed. This will be utilized to flag all records from the clinical trial data set that have been captured after a certain cutoff date. Which of the following SAS automatic variables should be used to get the current date in a data step?

A clinical trials programmer is tasked with creating a Kaplan-Meier survival plot with a log-rank test for comparing survival curves between two treatment groups. The dataset includes patient ID, treatment group, time to event or censor, and the event indicator. Which PROC step will they likely use to produce the required output?