Patients with primary dysmenorrhea diagnosed by a physician, spondylolisthesis and chronic low back pain were excluded from the study. They were randomly assigned into two equal groups (A& B). Group (A) consisted of twenty subjects, with an average age 29.2±1.9Yrs, and BMI 27.28±2.1kg/m2 who received Extracorporeal shock waves. Group (B) consisted of twenty patients, with an average age 28.58±2.2Yrs, and BMI 28.92±0.7kg/m2 who received sham technique. A hot pack was used for 15 minutes for both groups (A&B) before the treatment.
This study was carried out upon forty women diagnosed as primary dysmenorrhea. They were selected from outpatient clinics of gynecology of Ain Shams University Hospital, Cairo University. Their age ranged from 25-35 years, BMI<30kg/ m².