The output data set specified in the OUTSTAT= option of the PROC CASECONTROL statement contains the following variables for each marker:

• the BY variables, if any

• Locus

• the counts of genotyped individuals for the two values of the TRAIT variable: NumTrait1 and NumTrait2 , where 1 and 2 are replaced by the values of the TRAIT variable

• the odds ratio AlleleOddsRatio and its confidence limits LowerCL and UpperCL if the OR option is used

• the chi-square statistic for each test performed: ChiSqAllele, ChiSqGenotype, and ChiSqTrend

• the degrees of freedom for each test performed: dfAllele, dfGenotype, and dfTrend

• the -value for each test performed: ProbAllele, ProbGenotype, and ProbTrend