chapters 5 and 8

3. small scale version or trial run designed to test the methods of the larger study
4. ____variables; contaminating factors
5. careful appraisal of the strengths and weaknesses of a study
6. produces distortion or error in study results
9. AND, OR, and NOT (operators)
10. conclusion drawn from the study evidence
11. the extent to which qualitative findings can be relevant in other settings
15. what researchers want their findings to reflect
16. approach to searching for research that involves finding a pivotal early study and searching forward in citation indexes to find more studies that cite the key study
18. use of multiple sources or referents to draw conclusions about the truth
19. feature that allows you to search for topics using your own keywords
20. a system of categorizing information to support statistical analyses

1. references such as case reports, anecdotes or clinical descriptions
2. design in which data is collected at more than one point in time over an extended period
7. degree to which two independent researchers can arrive at similar scores or observations
8. database developed by the U.S. National Library of Medicine
12. approach to searching for research evidence that involves using citations from relevant studies to track down earlier research
13. measures that consist of physiologic or physical variables
14. matrix used to recored key features of study methods
17. descriptions of studies written by the researchers who conduct them are ____ source
19. design when two or more groups of people are followed over time