Table 2 Contingency table of matched ratings in the Magnetic Resonance Imaging study
From: Kappa statistic to measure agreement beyond chance in free-response assessments
Second Rater | ||||
|---|---|---|---|---|
Negative | Positive | Total | ||
First Rater | Negative | unspecified | 19 | |
Positive | 57 | 173 | 230 | |
Total | 192 | 249 | ||