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Evaluating the Impact of Value-Based Purchasing

Figure 5. quivalent Comparison Group (text description)

Figure 5. Nonequivalent Comparison Group (Text Description)

Using this approach, analysts make preintervention and postintervention observations for both the intervention group and the comparison group that does not receive the intervention. Before the intervention, outcomes for the intervention group (Observation 1a) and for the comparison group (Observation 1b) are measured. After the intervention, outcomes for the intervention group (Observation 2a) and for the comparison group (Observation 2b) are measured.

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Current as of May 2002
Internet Citation: Evaluating the Impact of Value-Based Purchasing: Figure 5. quivalent Comparison Group (text description). May 2002. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/professionals/quality-patient-safety/quality-resources/value/valuebased/fig5desc.html