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Continuing Education Program — October2013

Article 1: Hepatitis B virus transmissions associated with a portable dental clinic, West Virginia, 2009

1. How many confirmed acute hepatitis B virus (HBV) infections meeting the study’s case definition were identified among patients and staff volunteers at the clinic?

2. Based on a cross-match with the state’s HBV registry, how many nonaffected patients of the clinic had tested positive for HBV surface antigen at some time before the treatment visit?

3. Which one of the following procedure types was received by all three of the affected patients?

4. Which one of the following was identified as a work practice at the clinic?

Article 2: Tooth preservation or implant placement: a systematic review of long-term tooth and implant survival rates

1. According to a review of the outcomes of active periodontal treatment, what was the range for the reported percentage of teeth lost?

2. According to a review of the outcome of supportive periodontal treatment, what was the range for the reported mean number of teeth lost?

3. In a 21-year retrospective study, what percentage of patients with a self-reported history of smoking experienced implant failure?

4. According to one study, what was the hazard ratio for long-term implant failure among patients with periodontal disease, when compared with rates for periodontally healthy patients?

Article 3: Preventing dental caries associated with sugar-sweetened beverages

1. Among children in the United States, approximately what percentage of added dietary sugar intake results from beverage consumption?

2. Among adults in the United States, approximately what percentage of added dietary sugar intake results from beverage consumption?

3. Which one of the following typically provides the least amount of sugar in an eight-ounce serving?

4. Per the recommendations in this article, what is the maximum daily consumption limit for sugar-sweetened beverages?

Article 4: A pilot study of a chiropractic intervention for management of chronic myofascial temporomandibular disorder

1. For the Activator Method Chiropractic Technique (AMCT) (Activator Methods International, Phoenix), what was the maximum number of treatment visits provided over two months?

2. Which group reported the greatest change in current pain at month 6 of the study, on the basis of the numerical rating scale?

3. Which group reported the greatest change in Oral Health Impact Profile scores at month 6 of the study?

4. Which group reported the least change in bothersomeness index scores at month 6 of the study?

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