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Cross tabulation of California Mastitis Test and PortaSCC® results.
| Outcomes | Teats with subclinical mastitis as confirmed by the PortaSCC® test |
Predictive values | |
|---|---|---|---|
| Condition positive | Condition negative | ||
| CMT outcome | True positive: 23 | False positive: 13 | Positive predictive value: 63.89% |
| CMT outcome | False negative: 3 | True negative: 81 | Negative predictive value: 96.43% |
| Sensitivity and specificity | Sensitivity: 88.46% | Specificity: 86.17% | - |
CMT, California Mastitis Test.
