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Chi-square test between the results of proposed algorithm and annotations by medical Expert-I.
| Class | Proposed algorithm (PA) | Medical expert-I (ME-I) | Total (PA+ME-I) | Expected values of PA | Expected values of ME-I |
|---|---|---|---|---|---|
| Normal | 649 | 651 | 1,300 | 650 | 650 |
| Doubtful | 530 | 528 | 1,058 | 529 | 529 |
| Mild | 279 | 279 | 558 | 279 | 279 |
| Moderate | 260 | 260 | 520 | 260 | 260 |
| Severe | 282 | 282 | 564 | 282 | 282 |
| Total | 2,000 | 2,000 | 4,000 |
