Table 2 Krippendorff’s alpha and agreement
From: Reproducibility of African giant pouched rats detecting Mycobacterium tuberculosis
Krippendorff’s alpha | Observed agreement | Expected agreement | N Decisions | |
|---|---|---|---|---|
Group 1 | ||||
All | .344 | .683 | .517 | 56,155 |
Positive | .437 | .783 | .615 | 8844 |
Negative | .26 | .611 | .52 | 51,612 |
AFB | .454 | .745 | .533 | 1606 |
1+ | .441 | .773 | .594 | 3674 |
2+ | .38 | .809 | .692 | 3344 |
3+ | .328 | .845 | .771 | 220 |
Group 2 | ||||
All | .232 | .657 | .561 | 74,404 |
Positive | .285 | .681 | .553 | 9900 |
Negative | .152 | .654 | .592 | 64,504 |
AFB | .268 | .637 | .504 | 1991 |
1+ | .289 | .678 | .547 | 4103 |
2+ | .252 | .709 | .611 | 3531 |
3+ | .174 | .667 | .597 | 275 |