Table 1.
Timeline of the health education intervention and evaluation surveys.
| 2007 | 2008 | 2009 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun | Nov - Dec | Jun | Jul | Sep | Oct | Nov | Apr | Jun | Jul | Sep | Oct | |
| Demographic survey * | X | |||||||||||
| Infection survey † | X | X | ||||||||||
| Education intervention Ŧ | X | X | ||||||||||
| KAE survey ‡ | X | X | X | |||||||||
| Water contact survey ** | X | X | X | X | X | X | X | X | ||||
Collected demographic information including age, sex, occupation, education, and village of residency
Tested for S. japonicum infection status; see detailed methods of infection testing in (Carlton et al., 2011)
The intervention survey consisted of class-based education interventions to the intervention group
Included three sections: knowledge of schistosomiasis, attitude towards infection testing and treatment, defecation practices and self-protective behaviours of wearing personal protective equipment
Asked about WC behaviours in the past 2 weeks. The June, 2008 survey asked about WC behaviours in both May and June; the October, 2009 survey asked about WC behaviours in both September and October.