. 2019 Nov 9;19:955. doi: 10.1186/s12879-019-4581-3

Table 3.

Multiple logistic regression analyses of factors associated with occurrence of hepatitis C virus (HCV) testing, positive HCV antibodies, and viremic HCV infection

Predictor variable	Outcome variable		aOR (95% CI)	P-value
	Occurrence of HCV testing
	Tested for anti-HCV n (%)	Not tested for anti-HCV n (%)
Sex^a
Women, n = 44	27 (61.4)	17 (38.6)	1.00
Men, n = 623	444 (71.3)	179 (28.7)	1.22 (0.62–2.40)	0.57
Age^a (per year)			0.98 (0.96–0.99)	0.002
Security class^a				< 0.001
1, n = 293	238 (81.2)	55 (18.8)	1.00
2, n = 281	189 (67.3)	92 (32.7)	0.51 (0.34–0.77)
3, n = 93	44 (47.3)	49 (52.7)	0.24 (0.14–0.39)
	Anti-HCV positivity
	Anti-HCV+	Anti-HCV-
Sex^b
Women, n = 27	9 (33.3)	18 (66.7)	1.00
Men, n = 444	71 (16.0)	373 (84.0)	0.62 (0.24–1.61)	0.33
Age^b (per year)			1.05 (1.03–1.07)	< 0.001
Security class^b				0.13
1, n = 238	37 (15.5)	201 (84.5)	1.00
2, n = 189	39 (20.6)	150 (79.4)	1.21 (0.70–2.08)
3, n = 44	4 (9.1)	40 (90.9)	0.38 (0.12–1.16)
	Viremic infection
	HCV RNA+	HCV RNA-
Sex^c
Women, n = 26	3 (11.5)	23 (88.5)	1.00
Men, n = 436	50 (11.5)	386 (88.5)	1.79 (0.47–6.85)	0.39
Age^c (per year)			1.04 (1.02–1.07)	0.001
Security class^c				0.33
1, n = 235	24 (10.2)	211 (89.8)	1.00
2, n = 183	25 (13.7)	158 (86.3)	1.41 (0.76–2.64)
3, n = 44	4 (9.1)	40 (90.9)	0.66 (0.21–2.07)

^aAmong all prisoners (n = 667)

^bAmong tested for anti-HCV (n = 471)

^cAmong tested for anti-HCV excluding nine persons who were not tested for HCV RNA among anti-HCV+ (n = 462)

Abbreviations: HCV Hepatitis C virus, anti-HCV Hepatitis C virus antibodies, anti-HCV+ Hepatitis C virus antibodies positive, HCV RNA+ Hepatitis C virus RNA positive, HCV RNA- Hepatitis C virus RNA negative, aOR adjusted odds ratio, CI Confidence interval