Table III The total scores of VHV’s... | Emerald Publishing

Table III

The total scores of VHV’s correct answers regarding dengue knowledge before and after developing the surveillance system in low and high dengue risk PCUs

	Before development of low and high dengue risk PCUs (n=79, 49)			After development of low and high dengue risk PCUs (n=69, 47)			Before and after development of dengue risk PCUs
VHVs’ dengue knowledge	$\bar{x}$ (SD)	Mean difference	t-test	$\bar{x}$ (SD)	Mean difference	t-test	Mean difference	t-test
Low dengue risk PCU	14.67 (71)	0.18	0.146^ns	15.00 (0.00)	0.21	1.214^ns	−0.329	−3.843***
High dengue risk PCU	14.65 (0.59)			14.98 (0.14)			−0.326	−3.637***

	Before development of low and high dengue risk PCUs (n=79, 49)			After development of low and high dengue risk PCUs (n=69, 47)			Before and after development of dengue risk PCUs
VHVs’ dengue knowledge	$\bar{x}$ (SD)	Mean difference	t-test	$\bar{x}$ (SD)	Mean difference	t-test	Mean difference	t-test
Low dengue risk PCU	14.67 (71)	0.18	0.146^ns	15.00 (0.00)	0.21	1.214^ns	−0.329	−3.843***
High dengue risk PCU	14.65 (0.59)			14.98 (0.14)			−0.326	−3.637***

Notes: ^nsNo significant. Independent t-test statistic significant. ***p<0.001