Year | Number of households in cluster area (% of total households) | Number of malaria cases in cluster area (% of total malaria cases) | Relative risk in cluster area (Log likelihood statistic, P-value)a |
---|---|---|---|
2001 | 70 (12.4%) | 56 (39.7%) | 3.1 (LLR = 30.2, P < 0.001) |
2002 | 105 (17.8%) | 209 (49.3%) | 2.6 (LLR = 108.1, P < 0.001) |
2003 | 86 (14.1%) | 90 (43.9%) | 2.9 (LLR = 49.4, P < 0.001) |
2004 | 54 (9.3%) | 37 (29.3%) | 3.0 (LLR = 19.4, P < 0.001) |