Table 2.

Overall intervention effect for knowledge about the target diseases and mean percentage differences among the groups (N=600).

Target disease and time point			Correct answers, mean (SD)				Crude difference, mean (95% CI)		Adjusted difference, mean (95% CI)		P value (adjusted model)
			Intervention		Control
Overall HIV/AIDS												<.001
	Baseline	47.6 (17.4)		48.3 (15.6)		−0.1 (−6.5 to 6.3)		0.3 (−4.7 to 5.4)
	3 months	54.7 (17.0)		47.1 (16.6)		8.0 (1.6 to 14.4)		8.3 (3.2 to 13.4)
	12 months	59.8 (11.9)		50.2 (21.1)		9.9 (3.4 to 16.3)		10.2 (5.0 to 15.4)
Overall tuberculosis												<.001
	Baseline	18.9 (16.2)		18.3 (14.7)		1.3 (−3.6 to 6.1)		2.0 (−2.1 to 6.1)
	3 months	34.4 (15.4)		19.8 (15.0)		15.2 (10.3 to 20.0)		15.8 (11.7 to 20.0)
	12 months	35.8 (11.5)		25.1 (18.5)		11.3 (6.3 to 16.2)		12.0 (7.7 to 16.2)
Overall Taenia solium cysticercosis and taeniosis												<.001
	Baseline	9.7 (14.9)		7.6 (12.1)		2.4 (−1.7 to 6.4)		2.6 (−1.6 to 6.8)
	3 months	41.0 (20.2)		10.1 (15.1)		31.1 (26.9 to 35.3)		31.2 (26.9 to 35.6)
	12 months	42.1 (22.0)		11.0 (20.0)		31.4 (26.8 to 35.9)		31.5 (26.8 to 36.2)