Phenotype: 
Gastroesophageal Reflux Disease (GERD) Phenotype Algorithm
Algorithm Type: 
Case, Control
Institution: 
Northwestern University Feinberg School of Medicine
Implementation Details: 

No modifications were made to the algorithm.  We obtained 334 cases and 720 controls.

True Positive: 
46.00
True Negative: 
49.00
False Positive: 
1.00
True Positive: 
49.00
True Negative: 
46.00
False Negative: 
4.00
False Positive: 
4.00
False Negative: 
1.00
Case Positive Predictive Value: 
0.98
Control Positive Predictive Value: 
0.92
Sensitivity: 
0.92
Total Cases: 
334
Control Sensitivity: 
0.98
Total Controls: 
720