Table 3. .
Masked Reader |
Row Totals (%) |
||||
Grade 0 |
Grade 1 |
Grade 2 |
Grade 3 |
||
Examiner | |||||
Grade 0 | 163 | 24 | 4 | 0 | 191 (47.9) |
Grade 1 | 110 | 31 | 6 | 0 | 147 (36.8) |
Grade 2 | 30 | 13 | 7 | 1 | 51 (12.8) |
Grade 3 | 5 | 1 | 2 | 2 | 10 (2.5) |
Column totals (%) | 308 (77.2) | 69 (17.3) | 19 (4.8) | 3 (0.7) | 399 |
Grade 0, none present; Grade 1, mild debris; Grade 2, moderate debris; Grade 3, severe debris; Grade 4, very severe debris (not included as no observations were recorded with this grade).21 Overall agreement = 203/399 = 50.9%.