how to compare the number of drugs prescribed what is the chi square for a p value what test is used to show the number of medicines a patient is prescribed at any given moment? how many drugs are prescribed in a case vs control what are the different groups of patients prescribed more drugs than the controls? what kind of data is a chi square p value what is the p value of the test for spinal cord injury? how many drugs are prescribed for spinal cord injury what is the best test to use to determine that the cases are prescribed more than five drugs at a significantly higher rate than the controls? is the z test necessary for a patient who is on 30 or more drugs what is the best test to determine that cases of spinal cord injury are on more than five drugs how many drugs in a case and a control group how many drugs in spine case how many spinal injections are prescribed in a typical study how many drugs are prescribed in a patient with spinal cord injury what is the best test to measure the p value of the cases of spinal cord injury what is the chi square versus the z test what is the best test to use to determine that the cases are prescribed more than five drugs at a significantly higher rate than the controls what is z versus chi s chi square vs z-value in spine