Table 3.
Odds of malignancy using a parsimonius approach with confirmatory bootstrap analysis
| Multivariate Analysis (N = 514) | Bootstrap analysis (N = 514) | |||
|---|---|---|---|---|
| Variable | Odds Ratio (95%CI) | pa | Odds Ratio (95%CI) | pa |
| TSH – upper tertile | 1.65 (1.28, 2.14) | <0.001 | 1.65 (1.28, 2.13) | <0.001 |
| Age-group <30 or >60 years | 1.20 (0.60, 2.37) | 0.61 | 1.20 (0.57, 2.47) | 0.63 |
| Male gender | 4.41 (2.06, 9.46) | <0.001 | 4.41 (1.97. 9.89) | <0.001 |
| Microcalcification | 7.33 (3.62, 14.8) | <0.001 | 7.33 (3.35, 16.1) | <0.001 |
| Echogenicity | 1.24 (0.82, 1.86) | 0.30 | 1.24 (0.80, 1.91) | 0.34 |
| Irregular margins | 3.18 (1.05, 9.63) | 0.04 | 3.18 (0.95, 10.6) | 0.06 |
aCalculated using the Wald Test, Multivariate analysis is analysis adjusted for all variables shown in this table