Table 2

Habila: average time (in minutes) required to carry-out data collection components, by sampling design


Sampling design

Data collection component
33 × 6 design
67 × 3 design
30 × 30 design

Drive to 1st cluster of day
29.6
25.8
21.7
Locate 1st household in cluster
8.3
9.8
15.5
Walk household to household in cluster
2.0
2.0
2.0
Administer questionnaire (0 children in household)
4.8
4.8
4.8
Administer questionnaire (children in household)
10.5
10.5
10.5
Drive to next cluster of same design
2.3
2.0
5.2
Drive back to base at end of day
15.4
28.6
20.8

Deitchler et al. Emerging Themes in Epidemiology 2008 5:6   doi:10.1186/1742-7622-5-6