Research Article
Imaging-Cytology Correlation of Thyroid Nodules with Initially Benign Cytology
Table 1
Baseline characteristics of 667 thyroid nodules with benign cytology.
| Reference standard | Benign | Malignant | value |
| Number of nodules | 656 | 11 | | Mean age (years)* | 49.1 ± 12.0 | 53.0 ± 11.4 | 0.277 | Gender | | | 0.734 | Male | 82 (12.5) | 1 (9.1) | | Female | 574 (87.5) | 10 (90.9) | | Mean nodule size (mm)* | 20.7 ± 10.1 | 17.6 ± 12.5 | 0.315 | US final assessment before FNA | | | <0.001 | Probably benign | 594 (90.5) | 3 (27.3) | | Suspicious malignant | 62 (9.5) | 8 (72.7) | |
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FNA: fine-needle aspiration. Data in parentheses are percentages.
*Data are the means ± standard deviations.
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