Study of Three Drug Treatments for a Chronic Disease 
The FREQ Procedure 
Statistics for Table 1 of Drug_B by Drug_C
Controlling for Drug_A=Favorable
McNemar's Test  
Statistic (S)  10.8889 
DF  1 
Pr > S  0.0010 
Simple Kappa Coefficient  
Kappa  0.0328 
ASE  0.1167 
95% Lower Conf Limit  0.2615 
95% Upper Conf Limit  0.1960 
Sample Size = 28 
Statistics for Table 2 of Drug_B by Drug_C
Controlling for Drug_A=Unfavorable
McNemar's Test  
Statistic (S)  0.4000 
DF  1 
Pr > S  0.5271 
Simple Kappa Coefficient  
Kappa  0.1538 
ASE  0.2230 
95% Lower Conf Limit  0.5909 
95% Upper Conf Limit  0.2832 
Sample Size = 18 
Study of Three Drug Treatments for a Chronic Disease 
The FREQ Procedure 
Summary Statistics for Drug_B by Drug_C
Controlling for Drug_A
Overall Kappa Coefficient  
Kappa  0.0588 
ASE  0.1034 
95% Lower Conf Limit  0.2615 
95% Upper Conf Limit  0.1439 
Test for Equal Kappa Coefficients  
ChiSquare  0.2314 
DF  1 
Pr > ChiSq  0.6305 
Cochran's Q, for Drug_A by Drug_B by Drug_C 

Statistic (Q)  8.4706 
DF  2 
Pr > Q  0.0145 
Total Sample Size = 46 