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Table 1 2 × 2 contingency tables of the four techniques used for the diagnosis of Giardia spp. infection

From: Rapid on-site diagnosis of canine giardiosis: time versus performance

  ELISA and PCR combined Total
Negative Positive
SpeedTM Giardia
 Negative 42 8 50
 Positive 0 50 50
Microscopy
 Negative 42 24 66
 Positive 0 34 34
ELISA
 Negative 35 0 35
 Positive 7 58 65
PCR
 Negative 28 0 28
 Positive 14 58 72
Total 42 58 100