Table 1.
Implied and actual ROM according to the Bethesda diagnostic categories
| Source | Parameter | Mean % (95% CI) |
|||||
|---|---|---|---|---|---|---|---|
| I | II | III | IV | V | VI | ||
| Cibas et al. (2009) [13] | Estimated ROM | 1–4 | 0–3 | 5–15 | 15–30 | 60–75 | 97–99 |
| Bongiovanni et al. (2012) [31] | Actual ROM, meta-analysis (n = 6,362) | 16.8 | 3.7 | 15.9 | 26.1 | 75.2 | 98.6 |
| Sheffield et al. (2014) [32] | Actual ROM, meta-analysis (n = 8,044) | 18.7 (11–26) | 6.5 (5–9) | 28.3 (19–38) | 33.1 (27–40) | 65 (50–79) | 98.6 (98–100) |
| Krauss et al. (2016) [33] | Actual ROM, meta-analysis (n = 8,214) | 12 (9–14) | 5 (3–7) | 17 (11–23) | 25 (20–29) | 72 (61–84) | 98 (97–99) |
ROM, risk of malignancy; CI, confidence interval.