Innovations in education: A prospective study of storytelling narratives to enhance hepatitis C virus knowledge among substance users

Table 1 Demographic characteristics of study participants

Intervention	Brochure	Video
n	90	86
Age
Median (IQR)	41 (18)	40(18)
Mean (SD)	43 (11)	41(12)
Gender
Female	55 (61%)	51 (59%)
Male	35 (39%)	35 (41%)
Race
White	76 (84%)	74 (86%)
Other races	14 (16%)	12 (14%)

IQR: Interquartile ratio; SD: Standard deviation.

Table 2 Descriptive statistics associated with pre-education scores of individuals recruited on site and those recruited via phone

Pre-education score	Recruitment method		Intervention site total (n = 86)
	On-site (n = 50)	Via phone (n = 36)
Mean (SD)	19.3 (2.27)	18.6 (2.51)	19.0 (2.38)
Median (Min, Max)	19.0 ([15, 24])	18.5 ([13, 24])	19.0 ([13, 24])

SD: Standard deviation.

Table 3 Results of type III tests of fixed effects

Effect	F value	P value
Age	0.92	0.3378
Gender	0	0.9710
Race1	2.62	0.1072
Educational intervention2	4.65	0.0326
Time point3	13.01	0.0004
Educational intervention × time point	0.41	0.5219
Baseline score (Pre-education score)	36.22	< 0.0001

¹Race is categorized into to two levels: white and other races.

²Educational intervention indicates either the intervention or the control group.

³Time point indicates the post-education or one-month follow up assessment.