Level of Awareness of Dengue Disease among School Children in Gampaha District, Sri Lanka, and Effect of School-Based Health Education Programmes on Improving Knowledge and Practices

Table 2

Average mean scores for different knowledge categories and overall knowledge of students on dengue.

School reference number	Average Total Score (%)		p value for the GLM
	Pre	Post
S	59.65	81.40	For variance among schools = 0.001
S	55.65	77.20
S	58.95	68.70
S	55.80	73.80
S	63.45	85.75
S	54.05	69.30	For variance among pre & post = 0.008
S	60.00	76.75
S	57.90	68.50
S	67.95	87.25
S	71.20	90.25