Table 2

Outputs of the best-fitting logistic regression model for factors associated with the probability of obtaining true negative HRP2-based RDT test results at Kebisoni, Uganda.

Factors

Odds ratio

Standard error

P

Area (Kebisoni relative to baseline = Kilibwoni)

0.002

0.002

< 0.0001

Age (years)

1.017

0.005

0.002

Presence of fever at the time of presentation (relative to baseline = absence of fever at the time of presentation)

0.275

0.073

< 0.0001

January (relative to baseline = December)*

1.173

0.367

0.609

February (relative to baseline = December)*

1.414

0.458

0.285

March (relative to baseline = December)*

2.623

1.026

0.014

Previous intake of antimalarials, a clinic visit in the previous two weeks, travel outside the district in the previous two weeks and sex were not significantly associated with the dependent variable.

* Significance of the combined effect of months: Chi-squared at 3 degrees of freedom = 8.57, p = 0.0356.

Abeku et al. Malaria Journal 2008 7:202   doi:10.1186/1475-2875-7-202