Phenotype: 
Diverticulosis and Diverticulitis
Algorithm Type: 
Case, Control
Institution: 
Northwestern University The Feinberg School of Medicine
Implementation Details: 

Applied NLP to colonoscopy and abdomen CT scan reports to find cases and controls for diverticulosis.  Compared to manually chart reviewed set of 91 cases and 56 controls (147 total).

xx% is prevalence rate of diverticulosis among the chart reviewed population.

In the NUgene biobank, there are, as of end of May 2012:

+ 1520 cases, out of which 719 are genotyped already

+ 1035 controls, out of which 514 are genotyped already

True Positive: 
89.00
True Negative: 
55.00
False Positive: 
2.00
True Positive: 
50.00
True Negative: 
90.00
False Negative: 
1.00
False Positive: 
6.00
False Negative: 
1.00
Case Positive Predictive Value: 
0.98
Control Positive Predictive Value: 
0.89
Sensitivity: 
0.99
Control Sensitivity: 
0.98