Table 2.
Distribution of O-RADS cases according to reference standard in studies reporting this information.
| Author | Year | Number of Masses | Malignant Cases | O-RADS 1–2 | O-RADS 3 | O-RADS 4 | O-RADS 5 | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Benign | Malignant | Benign | Malignant | Benign | Malignant | Benign | Malignant | ||||
| Basha [22] | 2021 | 647 | 178 | 261 | 1 | 174 | 5 | 26 | 11 | 8 | 161 |
| Cao [23] | 2021 | 1054 | 304 | 445 | 1 | 179 | 3 | 97 | 51 | 29 | 249 |
| Ahmed [28] | 2021 | 50 | 35 | 0 | 0 | 11 | 2 | 3 | 15 | 2 | 19 |
| Hiett [24] | 2022 | 150 | 40 | 17 | 0 | 34 | 0 | 52 | 14 | 7 | 26 |
| Lai [25] | 2022 | 734 | 170 | 364 | 5 | 131 | 6 | 65 | 90 | 4 | 69 |
| Xie [26] | 2022 | 453 | 269 | 74 | 4 | 48 | 11 | 52 | 82 | 10 | 172 |
| Guo [31] | 2022 | 25 | 2 | 7 | 0 | 4 | 0 | 13 | 1 | 1 | 1 |
| Guo [27] | 2022 | 592 | 155 | 294 | 6 | 72 | 7 | 73 | 80 | 8 | 52 |
| Wang [29] | 2022 | 345 | 128 | 93 | 1 | 86 | 2 | 27 | 44 | 11 | 81 |
| Hack [30] | 2022 | 262 | 75 | 100 | 0 | 31 | 1 | 41 | 22 | 15 | 52 |
| Chen [32] | 2022 | 322 | 58 | 149 | 0 | 66 | 2 | 69 | 26 | 38 | 30 |