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. Author manuscript; available in PMC: 2010 Dec 6.
Published in final edited form as: J Viral Hepat. 2008 Jul 17;16(1):10–20. doi: 10.1111/j.1365-2893.2008.01016.x

Table 5.

Predicted Mean Probability of HCV Infection of HCV Antibody-Negative IDUs by T-Cell Response (N=26)*

T-cell response N Predicted probability of HCV infection
 p
Mean (95% CI)
 Negative 14 0.26 (0.14, 0.38)
 Positive 12 0.47 (0.31, 0.62) <0.01
All patients 26 0.36 (0.26, 0.46)
*

Probabilities based on the IDUs’ reported demographic and behavioral characteristics and the risk estimates generated by the multivariate model presented in Table 4.

Abbreviations: HCV, hepatitis C virus; IDUs, injection drug users; CI, confidence interval.