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front |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 |16 |17 |18 |19 |20 |21 |22 |23 |24 |25 |review |
| Slides 4-7 | What is a case crossover design? |
| Slide 8 | Relationship of the case crossover study to other types of studies. |
| Slide 9, 10 | What is effect period of the exposure? |
| Slides 11, 12 | What is hazard period? |
| Slide 13 | Types of control data one can use in a case crossover study. |
| Slides 14-16 | Example of control data. |
| Slide 17 | Analysis: If the control data were from a comparable control period. |
| Slides 18-22 | Analysis: If the control data were from the past exposure.
Calculate concurrence expected odds (Slides 19, 20) Risk ratio calculation (Slides 21, 22) |
| Slides 23, 24 | Discussion. |
| Slide 25 | Bibliography of case crossover design application. |