1. Power Point Slide Catalogue From PreViser Corporation www.previser.com Risk Assessment

2. OHIS™ Risk Assessment Method OHIS™ presents a standardized and accurate method to determine risk level OHIS™ presents a standardized and accurate method to determine risk level Risk levels range from 1 for very low risk to 5 for very high risk Risk levels range from 1 for very low risk to 5 for very high risk No special tests are required, and risk is determined from 23 data points, which are also used to determine diagnosis No special tests are required, and risk is determined from 23 data points, which are also used to determine diagnosis Courtesy PreViser Corporation, all rights reserved

3. 207 29 year old male Never smoked cigarettes Not diabetic 2 to 3 annual dental visits Bleeding on probing Subgingival calculus exists Deepest pocket measures 6 mm | 5 mm | 6 mm Courtesy PreViser Corporation, all rights reserved

4. 207 29 year old male Never smoked cigarettes Not diabetic 2 to 3 annual dental visits Bleeding on probing Subgingival calculus exists Deepest pocket measures 6 mm | 5 mm | 6 mm Generalized moderate periodontitis Disease Score: 36 Risk Score: 4 Courtesy PreViser Corporation, all rights reserved

5. 35 year old female Never smoked cigarettes Not diabetic Irregular dental visits Bleeding on probing Deepest pocket measures 4 mm | 3 mm | 6 mm 5 mm | 3 mm | 4 mm 170 Courtesy PreViser Corporation, all rights reserved

6. 35 year old female Never smoked cigarettes Not diabetic Irregular dental visits Bleeding on probing Deepest pocket measures 4 mm | 3 mm | 6 mm 5 mm | 3 mm | 4 mm 170 Disease Score: 15 Risk Score: 4 Generalized beginning to moderate periodontitis Courtesy PreViser Corporation, all rights reserved

7. OHIS™ Risk Assessment Scientifically proven to be a valid and accurate predictor of periodontitis Scientifically proven to be a valid and accurate predictor of periodontitis JADA 2002;133:569-576 JADA 2002;133:569-576 J Clin Periodont 2003;30:819-827 J Clin Periodont 2003;30:819-827 An objective method with reliable consistency An objective method with reliable consistency Courtesy PreViser Corporation, all rights reserved