Table 2.
The study sample calculation strategy
| Age and gender groups | Average number of people per household | Average number of households per EA* in the study cities | Number of EA needed for the study | Estimated number of people in the selected EA | Estimated number of people to contact | Estimated number of people to select in each EA | Estimated number of people needed after round 1 | Estimated number of people needed after round 2 | Estimated number of people needed after round 3 | Estimated number of people needed after round 4 |
|---|---|---|---|---|---|---|---|---|---|---|
| Men and women aged 60 and over | 0.15 | 220 | 160 | 5280 | 4393 | 28 | 1318 | 922 | 646 | 452 |
| Men aged 19 to 59 | 1.26 | 220 | 160 | 44,352 | 4393 | 28 | 1318 | 922 | 646 | 452 |
| Women aged 19 to 59 | 1.10 | 220 | 160 | 38,720 | 4393 | 28 | 1318 | 922 | 646 | 452 |
| Teenagers aged 15 to 18 | 0.51 | 220 | 160 | 17,952 | 2152 | 14 | 0 | 0 | 646 | 452 |
| Teenagers aged 10 to 14 | 0.61 | 220 | 160 | 21,472 | 2152 | 14 | 0 | 0 | 646 | 452 |
| Total | 127,776 | 17,483 | 112 | 3953 | 2767 | 3229 | 2260 |
EA* Enumeration Area