Table 7.
Results of the logistic regression analysis for para-sternal and ipsilateral level II and III axillary node visualization
| Previous | Number of patients | Univariate | Multivariate (forward stepwise)a | ||||
|---|---|---|---|---|---|---|---|
| p value | Odds | Odds (95% CI) | p value | Odds | Odds (95% CI) | ||
| Breast surgery | |||||||
| No (base) | 174 | NS | |||||
| Yes | 99 | 0.004 | 2.821 | 1.402–5.677 | |||
| Axillary node procedure | |||||||
| No (base) | 208 | ||||||
| Sentinel node | 52 | 0.004 | 3.133 | 1.438–6.827 | < 0.001 | 4.366 | 1.932–9866 |
| Axillary dissection | 13 | 0.004 | 5.875 | 1.754–19.676 | 0.001 | 23.154 | 3.844–139.466 |
| Adjuvant therapy | |||||||
| No (base) | 234 | NS | |||||
| Hormone therapy | 20 | 0.035 | 3.03 | 1.079–8.506 | |||
| Chemotherapy | 19 | 0.669 | 1.325 | 0.364–4.829 | |||
| Breast radiation | |||||||
| No (base) | 242 | NS | |||||
| Yes | 31 | 0.862 | 0.906 | 0.298–2.753 | 0.027 | 0.158 | 0.031–0.807 |
Logistic regression analysis was performed with para-sternal and ipsilateral level II and III axillary node visualization as a dependent variable
CI confidence interval, NS not significant
aMultivariate analysis was performed with a forward stepwise method with a likelihood ratio