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Detailed characteristics of the subgroups
| BN | PTC | FTC | |
|---|---|---|---|
| Females | 127/142 (89%) | 36/45 (80%) | 6/8 (75%) |
| Age (mean ± SD) | 49 ± 11 years | 42 ± 12 years | 36 ± 11 years |
| Date of birth after 1 January 1963 | 63/142 (44%) | 36/45 (80%) | 6/8 (75%) |
| Maximum diameter of the nodule (mean ± SD) | 28 ± 11 mm | 20 ± 12 mm | 31 ± 7 mm |
