Risk Prison and Hepatitis B Virus Infection among Inmates with History of Drug Injection in Isfahan, Iran

Table 2

Hepatitis B virus infection associated risk factors among prisoners.

Factors	Positive	Negative	OR (95% CI)	𝑃	AOR (95% CI)
History of imprisonment
Yes	201 (29.9%)	470 (70.1%)	1.82 (1.28–2.57)	0.001	0.32 (0.06–1.66)
No	51 (19.0%)	217 (81.0%)
Multiple incarceration^† (time)
	5.43±0.41	3.99±0.18	—	0.000	—
<4.5	125 (27.9%)	323 (72.1%)	1.43 (1.01–2.02)	0.042	1.17 (0.80–1.71)
≥4.5	77 (35.6%)	139 (64.4%)
Total duration of imprisonment^† (year)
	6.64±0.36	4.41±0.18	—	0.000	—
<5	99 (20.9%)	374 (79.1%)	2.70 (1.94–3.74)	0.000	2.47* (1.72–3.54)
≥5	113 (41.7%)	158 (58.3%)

Data are given as number (%) or mean ± SE, 95% CI: 95% confidence interval, OR: odds ratio, AOR: adjusted odds ratio, ^†categorization is based on mean of total study sample, *𝑃>0.05.