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Table 1 Data for calculating PID50

From: Alternative way to test the efficacy of swine FMD vaccines: measurement of pigs median infected dose (PID50) and regulation of live virus challenge dose

Virus dilution Number of pigs Number of healthy pigs Number of sick pigs
10-1 4 0 4
10-2 4 0 4
10-3 4 0 4
10-4 4 0 4
10-5 4 0 4
10-6 4 1 3
10-7 4 3 1
10-8 4 4 0
10-9 4 4 0
10-10 4 4 0