Table 3.
Cluster Survey Target Population, Response Rate and Pf Prevalence
| 2004 | 2006 | |||
| Sample Characteristic | BPHWT* | KDHW | BPHWT | KDHW** |
| Target Population | 129,000 | 96,888 | 134,732 | 89,092 |
| Number of Clusters Sampled | 100 | 100 | 180 | 100 |
| Number of Clusters Successfully Reached | 92 | 84 | 164 | 88 |
| Total Households Sampled | 1,834 | 1,657 | 1,614 | 1,835 |
| Response Rate | 92% | 83% | 90% | 92% |
| Number of Malaria Rapid Tests Performed | 1,739 | 1,588 | 882 | 1,329 |
| Proportion of Respondents Tested | 95% | 96% | 55% | 72% |
| Proportion Female | 62% | 92% | 84% | 99% |
| Plasmodium falciparum Prevalence | 12.4% | 11.8% | 6.3% | 8.2% |
| Cluster Adjusted 95% Confidence Interval | (9.4 – 15.4) | (9.5 – 14.2) | (3.9 – 8.8) | (5.1 – 11.3) |
BPHWT: Backpack Health Worker Team; KDHW: Karen Department of Health & Welfare
* BPHWT 2004 survey results reported previously in Mullany, Richards, Lee et al. (2007). See reference 13.
** KDHW 2006 sampling frame includes seven malaria control program areas (n = 180) with Pf prevalence of 1.7%. Prevalence in non-MCP clusters (n = 1267) was 9.1%.