In general, if you want things to line up, you must use the same axis variables or at least variables with similar values. You are using XC and eval(Xc-0.2).  Not sure what effect this has.  You are using overlay of two columns with offsets.  It may be easier to use ClusterGroups for the scatter and series (SAS 9.3).  Also, you have Offsetmin of 5% which will add to the apparent length of January.  If you attach the full working program with data, it may be easier to diagnose. ... View more

Hi, Check this official SAS example here. 24170 - Estimating sensitivity, specificity, positive and negative predictive values, and other statistics ... View more