Table 3.

 Crude and adjusted odds of prescribing antimalarial drug in presence of negative test result for malaria

	Crude			Adjusted*
	Odds ratio (95% CI)	P value		Odds ratio (95% CI)	P value
Diagnostic test
Blood slide	1			1
Rapid test	1.13 (0.95 to 1.34)	0.182		1.11 (0.97 to 1.26)	0.128
Age group (years)
<5	1			1
5-15	0.97 (0.72 to 1.30)	0.829		1.01 (0.44 to 2.33)	0.978
>15	0.55 (0.46 to 0.67)	<0.001		0.60 (0.38 to 0.94)	0.025
Transmission intensity
Low	1			1
Low-moderate	1.30 (1.07 to 1.60)	0.010		1.26 (1.20 to 1.31)	<0.001
High	0.30 (0.24 to 0.39)	<0.001		0.28 (0.28 to 0.29)	<0.001
Fever in previous 48 hours
No	1			1
Yes	1.37 (1.11 to 1.69)	0.004		1.56 (1.48 to 1.64)	<0.001
Cough in previous 48 hours
No	1			1
Yes	1.07 (0.90 to 1.28)	0.430		0.86 (0.72 to 1.05)	0.133

*Logistic regression model in which dependent variable was prescription of antimalarial drug with a negative malaria test result (1) compared with no antimalarial drug (0); independent variables as specified in table. Standard errors for adjusted odds account for clustering within study sites.