- Based on the data from the 2×2 table below and calculate the cumulative incidence for each group then compute the following measures. Interpret each of these measures. (22 points)
| Diseased | Non-Diseased | Total |
Exposed | 6 | 9 | 15 |
Non-Exposed | 2 | 13 | 15 |
Total | 8 | 22 | 30 |
- cumulative incidence of exposure and non-exposure and for both (Total)
- Relative risk:
- Attributable risk
- Attributable risk percent:
- Population attributable risk:
- Population attributable risk percent:
- Based on the data from the 2×2 table below and calculate the incidence rate for each group to then compute the following measures. Interpret each of these measures. (22 points)
| Diseased | Person-Year |
Exposed | 10 | 46 |
Non-Exposed | 6 | 59 |
Total | 16 | 105 |
- incidence rate of exposure and non-exposure and for
- both (Total)
- Relative risk:
- Attributable risk
- Attributable risk percent:
- Population attributable risk:
- Population attributable risk percent:
3. Complete the 2×2 table below based on the data provided (6 points)
Aspirin Use |
Prostate Cancer Cases (N=1,000)
| Control (N=950) |
Never | 507 | 427 |
Ever | 493 | 523 |
Total | 1,000 | 950 |
b) Calculate the measure of association – odds ratio, and interpret the result (3 points for calculation, 3 point for interpretation).
