OBJECTIVE: To analyze the painkilling effect of ozone-oxygen injection on joint and spine osteoarthritis.
METHODS: This prospective study was completed at the Ozone Clinic, Rashid Hospital, Dubai, United Arab Emirates on 220 mainly local patients 122 women, mean age 47.05 years; 98 men, mean age 52.8 years with radiographic documented spine or extremities osteoarthritis. The patients were treated over 3 years September 2002 to August 2005 by ozone-oxygen injection twice a week for at least 12 sessions. Using the 6 faces pain scale; the patients\' pain was recorded at the beginning and at the 4th, 8th, and 12th sessions. They were followed for a mean of 8.48 months and their pain scale was recorded at that time too.