Figure 3.4. Frequency of Use of Specific AHRQ PSIs among 42 Users of the AHRQ QIs Evaluation of the Use of AHRQ and Other Quality Indicators [D] Select for Text Description.Return to Document Current as of December 2007 Internet Citation: Figure 3.4. Frequency of Use of Specific AHRQ PSIs among 42 Users of the AHRQ QIs: Evaluation of the Use of AHRQ and Other Quality Indicators. December 2007. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/final-reports/qualityindicators/chapter3-fig3-4.html