Table 4.
Performance of QUIK CHEK, Enzyme-linked Immunosorbent Assay, and Quantitative Polymerase Chain Reaction in Detecting Diarrhea Attributed to Cryptosporidium
| Diagnostic Technique | TAC-attributed Cryptosporidium Diarrhea | Diarrhea Attributed to Other Pathogens | Total |
|---|---|---|---|
| QUIK CHEK (n = 74) | |||
| Positive | 36 | 1 | 37 |
| Negative | 3 | 34 | 37 |
| Total | 39 | 35 | 74 |
| ELISA (n = 74) | |||
| Positive | 28 | 2 | 30 |
| Negative | 11 | 33 | 44 |
| Total | 39 | 35 | 74 |
| qPCR (n = 74) | |||
| Positive | 39 | 35 | 74 |
| Negative | 0 | 0 | 0 |
| Total | 39 | 35 | 74 |
Abbreviations: ELISA, enzyme-linked immunosorbent assay; qPCR, quantitative polymerase chain reaction; TAC, TaqMan Array Card.