From: Finding inhabited settlements and tracking vaccination progress: the application of satellite imagery analysis to guide the immunization response to confirmation of previously-undetected, ongoing endemic wild poliovirus transmission in Borno State, Nigeria
Security personnel field data
Settlement status data
True
False
1064
186
PPV = 85.1%
70
311
NPV = 81.6%
Sensitivity = 93.8%
Specificity = 62.6%
Accuracy = 84.3%