Table 5

Comparison of grades earned by dental hygiene students in traditional delivery versus use of clickers

Graduating Class (Year Course Offered)Mode of InstructionNAverage Score in Percentage (SD)AsBsCsDifference (95% CI)Two Group t-test
2012 (2010)Traditional lecture2888.8% (8.59)78.6%17.9%3.6%−2 (−6.33 to −2.33)p=0.36
2012 (2011)Clickers2890.8% (7.56)82.1%14.2%0
  • Note: Percentages for 2012 (2011) may not total 100 percent as one student withdrew from the course.