Phenotype: 
Clostridium Difficile Colitis
Algorithm Type: 
Case, Control
Institution: 
Group Health Cooperative
Implementation Details: 

This is Group Health/UW's initial manual chart review. It is based on random samples of 25 cases and 25 controls.

True Positive: 
23.00
False Positive: 
2.00
True Positive: 
22.00
False Positive: 
3.00
Case Positive Predictive Value: 
0.92
Control Positive Predictive Value: 
0.88