Table 1.
Prevalence | Expected number of cases | Expected width of the 95% confidence interval | |
---|---|---|---|
% | % | ||
Total population | 1.0 | 148 | 0.8–1.3 |
2.0 | 297 | 1.7–2.4 | |
3.0 | 446 | 2.6–3.5 | |
Population stratified into four equally sized age groups | 1.0 | 37 | 0.6–1.7 |
2.0 | 74 | 1.4–2.9 | |
3.0 | 111 | 2.2–4.1 |