The dimensions of your graph can affect the aspect ratio, which in turn, can subtly affect the perception of your viewers. When visual perception is of prime importance, the aspect ratio of the graph needs to be adjusted with care. This technique is known as ‘banking’, was introduced by William

A frequently asked question about the Survival Plot is:  "How can I display the 'At Risk' data outside the plot area?".   The survival plot rendered by the LIFETEST procedure displays the at risk data inside the plot data area.  The reason for this is the potential for varying number of treatment groups.   Here