Acceptability and yield of birth-cohort screening for hepatitis C virus in a Canadian population being screened for colorectal cancer: a cross-sectional study

Robert P. Myers; Pam Crotty; Susanna Town; Janine English; Kevin Fonseca; Raymond Tellier; Mark G. Swain; S. Elizabeth McGregor; Steven J. Heitman; Robert J. Hilsden

doi:10.9778/cmajo.20140024

Article Figures & Tables

Figures

Tables

Download figure
Open in new tab
Download powerpoint
Figure 1:
Flow diagram of participant recruitment in a colorectal cancer screening population to determine the acceptability of screening for hepatitis C virus (HCV). A convenience sample of attendees at an education session about screening for colorectal cancer completed a survey regarding their willingness to undergo screening for HCV.

Tables

Figures

View popup

Table 1: Characteristics of patients referred for colorectal cancer screening by willingness to undergo screening for HCV

Variable*	Total cohort, no. (%)† n = 1012	Patients willing to be screened, no. (%)† n = 903‡	Patients unwilling to be screened, no. (%)† n = 100‡	Unadjusted OR for willingness to be screened (95% CI)‡
Male	529 (52.3)	474 (52.5)	51 (51.0)	1.09 (0.74–1.59)
Age, yr, median (IQR)	56 (53–62)	56 (53–62)	57 (53–61)	0.99 (0.96–1.02)
Baby boomer (born 1945–1965)	914 (90.5)	814 (90.2)	91 (91.9)	0.81 (0.38–1.73)
White	876 (87.1)	803 (89.3)	65 (66.3)	4.25 (2.66–6.79)
Born outside of Canada	221 (21.9)	177 (19.6)	42 (42.0)	0.34 (0.22–0.52)
University education	399 (42.3)	358 (42.2)	38 (43.7)	0.94 (0.60–1.47)
Married or common-law	831 (82.5)	741 (82.4)	83 (83.8)	0.90 (0.52–1.59)
HCV risk factors
0	746 (73.7)	653 (72.3)	89 (89.0)	Ref
1	169 (16.7)	158 (17.5)	8 (8.0)	2.69 (1.28–5.66)
≥ 2	97 (9.6)	92 (10.2)	3 (3.0)	4.18 (1.30–13.5)

Note: CI = confidence interval, HCV = hepatitis C virus, IQR = interquartile range, OR = odds ratio. *Number of respondents missing for the following variables: sex (n = 1), age (n = 2), race (n = 6), immigration status (n =1), marital status (n = 5) and education level (n = 69). †Unless otherwise specified. ‡Excludes 9 patients with a self-reported diagnosis of HCV.