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. Author manuscript; available in PMC: 2013 Feb 1.
Published in final edited form as: J Invest Dermatol. 2012 Apr 5;132(8):2005–2009. doi: 10.1038/jid.2012.98

Table 3.

Confirmed and Identified Nonmelanoma Skin Cancer Cases with Sensitivity, Specificity, Negative (NPV) and Positive Predictive Values (PPV), 2007-2008, Electronic Pathology record and Log- book clinic site.

Standard
Source		 Confirmed
Cases by
chart
review		 Identified
by Method		 Sensitivity
(95% CI)		 Specificity
(95% CI)		 NPV
(95% CI)		 PPV
(95% CI)
EPR 894 909 98.3
(97.5-99.2)		 99.6
(99.4-99.8)		 99.6
(99.4-99.8)		 98.2
(97.4-99.1)
Clinic Logbook 894 910 98.2
(97.4-99.1)		 99.5
(99.3-99.7)		 99.6
(99.4-99.8)		 98.0
(97.1-98.9)

TFNEPR, electronic histopathology record; NPV, Negative Predictive Value; PPV, Positive Predictive Value; CI, Confidence Interval.

Study Population: large integrated health system, All-payer Health Plan patients, logbook clinic site, southeastern MI USA with Co-Path3 electronic histopathology record (EPR).

Total Skin Pathology Cases: 4, 614

Standard: Chart review of all identified cases regardless of ascertainment method.