Skip to main content

Table 3 Predictors of asexual parasitaemia in Rufiji and Kilombero-Ulanga (KU) Demographic and Health Surveillance System sites, Tanzania, 2001, 2002, 2004, 2005, 2006 (N = 37,309)

From: Routine delivery of artemisinin-based combination treatment at fixed health facilities reduces malaria prevalence in Tanzania: an observational study

Variable Estimate p-value Adjusted odds ratio (95% confidence interval)
Year of survey    
 2001 Referent Referent Referent
 2002 0.1457 0.0966 1.157 (0.974–1.374)
 2004 0.0978 0.2319 1.103 (0.939–1.294)
 2005 −0.3882 <0.0001 0.678 (0.480–0.793)
 2006 −0.4058 <0.0001 0.666 (0.566–0.785)
Demographic and health surveillance system site    
 KU Referent Referent Referent
 Rufiji 0.3092 <0.0001 1.362 (1.174–1.580)
Implementation of artesunate-sulphadoxine-pyrimethamine −0.3366 <0.0001 0.714 (0.619–0.823)
Age group    
 <1 0.8873 <0.0001 2.428 (2.059–2.864)
 1- < 5 years 1.7099 <0.0001 5.529 (5.106–5.986)
 5–15 years 1.5928 <0.0001 4.918 (4.580–5.280)
 >15 years Referent Referent Referent
Bed net use previous night    
 No net use Referent Referent Referent
 Used untreated net −0.2893 <0.0001 0.749 (0.689–0.814)
 Uses insecticide treated net −0.2590 <0.0001 0.772 (0.696–0.856)
Wealth quintile    
 Poorest 0.5331 <0.0001 1.704 (1.520–1.911)
 Less poor 0.4862 <0.0001 1.626 (1.453–1.820)
 Middle 0.4816 <0.0001 1.619 (1.453–1.804)
 More rich 0.3436 <0.0001 1.410 (1.266–1.571)
 Least poor Referent Referent Referent
Rainfall    
 Rainfall in the 6 months before interview (per cm) 0.000272 0.6653 1.000 (0.999–1.002)