Viral Hepatitis

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Management and Treatment of Hepatitis C Viral Infection: Table 1

for Health Care Providers

Table 1. Grading System Adapted from the AASLD Practice Guidelines on the Diagnosis, Management, and Treatment of Hepatitis C (7)
GradeDefinition
IRandomized, controlled trials
II-1Controlled trials without randomization
II-2Cohort or case-control analytic studies
II-3Multiple time-series, dramatic uncontrolled experiments
IIIOpinions of respected authorities, descriptive epidemiology