Article 1: Preventing Dental Caries Through School-Based Sealant Programs: Updated Recommendations and Reviews of Evidence 

1. What is the reported effectiveness of school-based sealant programs in reducing occlusal caries in posterior teeth among children aged 6 through 17 years?
Select answer A. median decrease of 20 percent B. median decrease of 40 percent C. median decrease of 60 percent D. median decrease of 80 percent

2. In a meta-analysis of 10 studies of one-time placement of autopolymerized sealants on permanent molars in children, what reduction in dental caries was observed at four or more years of follow-up?
Select answer A. 19 percent B. 31 percent C. 44 percent D. 59 percent

3. According to a systematic review of evidence, what change in the number of viable bacteria, including Streptococcus mutans and lactobacilli, has been attributed to the presence of sealants?
Select answer A. at least a 3 percent increase B. at least a twofold decrease C. at least a 10-fold decrease D. at least a 100-fold decrease

4. Based on a review of available evidence, what did an international team of caries researchers recommend for detection of surface cavitation, signs of dentinal caries or both?
Select answer A. visual assessment only B. visual assessment augmented by use of a sharp explorer under gentle pressure C. visual assessment augmented by use of laser fluorescence D. visual assessment augmented by both explorer pressure and use of laser fluorescence

Article 2: Clinical Methodologies for Achieving Primary Dental Implant Stability: The Effects of Alveolar Bone Density 

1. Approximately what amount of bone loss is likely to be observed when platform switching is used?
Select answer A. 0.2 to 0.5 millimeters B. 0.6 to 1.2 mm C. 1.3 to 2.1 mm D. 2.2 to 2.8 mm

2. Which one of the following is least appropriate when placing an implant in dense bone?
Select answer A. countersinking B. undersizing the osteotomy C. immediate nonocclusal loading D. use of a relatively short implant body

3. What increase in implant-bone contact area can be expected from a 1-mm increase in diameter of the implant used?
Select answer A. 5 to 10 percent B. 10 to 20 percent C. 20 to 30 percent D. 30 to 40 percent

4. Approximately how long do the authors recommend waiting before loading an implant placed in soft bone?
Select answer A. one to two months B. two to three months C. three to four months D. four to six months

Article 3: Oral Health Care Professionals? Identification of Cardiovascular Disease Risk Among Patients in Private Dental Offices in Sweden 

1. How many of the 99 men in this study had HeartScores of 10 percent or higher?
Select answer A. three B. seven C. 12 D. 15

2. What percentage of all participants had HeartScores of 5 to 9 percent?
Select answer A. 10.5 percent B. 13.5 percent C. 16.5 percent D. 19.5 percent

3. What percentage of men with HeartScores of 10 percent or higher subsequently received prescriptions for antihypertensive medications from a physician?
Select answer A. 16.7 percent B. 25 percent C. 33.3 percent D. 50 percent

4. For how many men with HeartScores of 10 percent or higher were physicians subsequently unable to confirm the oral health care provider?s findings?
Select answer A. two B. three C. four D. five

Article 4: Assessing Caries Increments in Elderly Patients With and Without Dementia: A One-Year Follow-up Study 

1. What was the mean number of decayed surfaces at follow-up for participants in the ?other dementia diagnosis? group?
Select answer A. 4.8 surfaces B. 6.2 surfaces C. 8.3 surfaces D. 10.2 surfaces

2. What was the mean crude caries increment (CCI) for coronal surfaces at follow-up for participants with Alzheimer disease?
Select answer A. 2.7 B. 3.4 C. 4.8 D. 7.0

3. What was the mean CCI for root surfaces at follow-up for participants with Alzheimer disease?
Select answer A. 2.7 B. 3.4 C. 4.8 D. 5.8

4. Of the following characteristics, which one had the highest odds ratio for a participant having an adjusted root caries increment greater than 1 at follow-up?
Select answer A. age greater than 80 years B. more than seven years of education C. health self-rated as good D. higher Instrumental Activities of Daily Living score

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