Table 3 Multivariable analysis of factors predictive of positive surgical margins
Variable | Odds ratio | 95% CI | P-value |
|---|---|---|---|
Surgeon affiliation | <0.0001 | ||
FTA | Reference | - | |
NFTA | 2.50 | 1.44 – 4.35 | |
NA | 2.10 | 1.53 – 2.88 | |
Surgical volume | 0.0170 | ||
High (>20 cases/year) | Reference | - | |
Medium (10–20 cases/year) | 0.65 | 0.487 – 0.878 | |
Low (<10 cases/year) | 0.77 | 0.503 – 1.199 | |
Pathological stage | 0.0004 | ||
pT2 | Reference | - | |
pT3a | 2.08 | 1.45 – 2.99 | |
pT3b | 1.63 | 1.06 – 2.53 | |
pT4 | 1.51 | 0.58 – 3.91 | |
Gleason score | <0.0001 | ||
≤6 | Reference | - | |
7 | 1.90 | 1.41 – 2.56 | |
≥8 | 2.66 | 1.64 – 4.31 |