Table 2.
Logistic Regression of Predictors for Detection Failure of Single Tracer of Blue Dye
| Variable | OR | 95% CI | p-value |
|---|---|---|---|
| Age | |||
| >35 | 1.00 | ||
| ≤35 | 1.202 | (0.601–2.403) | 0.604 |
| Type of surgery | |||
| Mastectomy | 1.00 | ||
| Breast-conserving surgery | 2.525 | (1.483–4.3) | 0.001* |
| Reconstruction | |||
| No | 1.00 | ||
| Yes | 2.367 | (1.289–4.347) | 0.005* |
| pT classification | |||
| Tis-T1 | 1.00 | ||
| T2–4 | 0.700 | (0.430–1.141) | 0.152 |
| Axillary involvement | |||
| No | 1.00 | ||
| Yes | 0.821 | (0.505–1.336) | 0.427 |
| Excision biopsy before surgery | |||
| No | 1.00 | ||
| Yes | 0.405 | (0.170–0.964) | 0.041* |
| Tumor location | |||
| Upper outer quadrant | 1.00 | ||
| Other quadrants | 1.569 | (0.974–2.528) | 0.064 |
| Number of SLNs retrieved | |||
| 1–2 | 1.00 | ||
| ≥3 | 0.606 | (0.369–0.996) | 0.048* |
Note: *p<0.05
Abbreviations: OR, odds ratio; CI, confidence interval; SLNs, sentinel lymph nodes.