Peripheral neuropathy is a complication of uncontrolled diabetes. The number of cases of peripheral neuropathy among a control group of 35 diabetic patients was 12. Among a group of 11 patients who were taking an oral agent to prevent hyperglycemia, there were three cases of peripheral neuropathy.

Is the proportion of patients with peripheral neuropathy comparable in both groups? Perform the test at  = 0.05.