Table 2: Multivariate analyses for predictive factors associated with the presence of SLNB in patients with pure DCIS.

FactorsOdds ratio (95% CI) 𝑃 value

Nuclear grade intermediate and high (versus low)8.1 (1.4–48.2)0.021
Tumor size >30 mm (versus ≤30 mm)5.5 (0.9–31.6)0.059
Mastectomy (versus breast conservation)14 (2.3–84.3)0.004
Palpable mass (versus nonpalpable)3.5 (0.6–21.6)0.186