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. 2009 Apr 14;7(4):181–191. doi: 10.1016/j.tmaid.2009.02.006

Table 2.

Number of passengers screened – 18 U.S. International Airports – 100 days duration.

Outcome Observations # To Secondary # PCR tested
Scenario 1
FN 11,570 1,397 273
TP 13,962 13,962 13,962
FP 17,194 17,194 17,194
TN 17,093,545 759,102 137,599
Totals 17,136,271 791,655 169,028
Percent PCR Tested of Those Going to Secondary 21.35%



Scenario 2
FN 13,253 2,172 505
TP 23,523 23,523 23,523
FP 18,513 18,513 18,513
TN 17,347,604 817,271 147,633
Totals 17,402,893 861,479 190,174
Percent PCR Tested of Those Going to Secondary 22.08%



Scenario 3
FN 19,139 2,081 503
TP 23,499 23,499 23,499
FP 9,367 9,367 9,367
TN 17,521,211 415,833 75,257
Totals 17,573,216 450,780 108,626
Percent PCR Tested of Those Going to Secondary 24.10%