Table 2.
Participants’ Performance on the Knowledge and Skills Section of the Survey
| Aspect Tested and Question No.* | Total No. of Respondents | No. (%) Who Selected “I Don’t Know” | No. (%) With Correct Answer† |
|---|---|---|---|
| Using test sensitivity | |||
| Question 1.3 | 69 | 18/69 (26) | 21/51 (41) |
| Question 2.4 | 60 | 5/60 (8) | 34/55 (62) |
| Question 3.3 | 55 | 3/55 (5) | 42/52 (81) |
| Mean % | 13% | 61% | |
|
| |||
| Using test specificity | |||
| Question 3.4 | 55 | 5/55 (9) | 24/50 (48) |
| Mean % | 9% | 48% | |
|
| |||
| Using likelihood ratios | |||
| Question 1.4 | 69 | 40/69 (58) | 24/29 (83) |
| Question 2.2 | 60 | 27/60 (45) | 10/33 (30) |
| Question 2.3 | 60 | 33/60 (55) | 10/27 (37) |
| Question 2.6 | 60 | 45/60 (75) | 11/15 (73) |
| Question 3.5 | 55 | 39/55 (71) | 2/16 (12) |
| Question 3.6 | 16 | 3/16 (19) | 0/13 (0) |
| Question 3.7 | 16 | 3/16 (19) | 3/13 (23) |
| Question 3.8 | 16 | 8/16 (50) | 4/8 (50) |
| Mean % | 49% | 39% | |
*
For each question number, the numeral preceding the decimal represents the case number (1, 2, or 3), and the numeral following the decimal represents the question within that case. The number of questions differed for each of the 3 cases. Also, each case had additional questions not related to the topics in this table (as indicated by numbers missing from the sequence).
†
Denominator for each percentage excludes those who answered “I don’t know”.