Efforts to improve reporting clinical trial results have led to the development of guidelines such as those recommended by the CONSORT group. 3,4 Transparent and comprehensive reporting of subgroup ...

The identification of subgroups of patients from randomized clinical trials that are of specific interest for guiding clinical decisions can be an attractive idea; however, since such trials are ...

You can read defect counts for subgroup samples from a DATA= data set specified in the PROC SHEWHART statement. Each process specified in the UCHART statement must be a SAS variable in the data set.

The data set SHIRTS contains three variables: the box number (BOX), the average number of flaws per shirt (AVGDEFU), and the number of shirts per box (AVGDEFN). Here, a subgroup is a box of shirts, ...